Medication Administration (Exam 1) – Flashcards
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Administration of medication is a shared responsibility between _______________
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the prescriber
the pharmacist
the nurse
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Written Orders
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are a permanent legal record
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Who is accountable for mistakes?
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It is a shared legal responsibility. Nurses still need to check before administering medications.
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Prescriber's Role
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order medications
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Orders may be given
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written
verbal
standing MD protocols
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Verbal orders need to be
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repeated back to the physician
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Standing MD protocols
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are standing orders that are given if a certain thing takes place.
i.e. If K+ drops, do ___________.
If K+ rises, do _____________.
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Ambiguous Orders
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must be clarified
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Essential components of a medication order
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Must be a part of every medication order
patient name
date and time order is written
name of drug
dosage of drug
route of administration
frequency of administration
signature of person writing the order
Please Do Not Drown Really Fresh Shrimp
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If any part of the essential components is missing
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drug should not be administered
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Types of medication orders
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standing order
PRN order
single order
stat order
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Standing Order
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Everyday
Give within 2 hours
i.e. Lasix 40 mg every day
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PRN Order
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as needed
i.e. Demerol 50 mg IM q 4 hr PRN for pain
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Single Order
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given one time
at a specific time
i.e. Atropine 1 mg IVP stat
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What does stat mean?
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Medication needs to be given within 5 minutes
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What does ASAP mean?
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Medication needs to be given within 30 minutes
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Pharmacist's Role
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Maintain medication supply (pyxis & unit dose)
Act as resource
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Unit Dose
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24 hour supply for each patient
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Pyxis
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computer system that dispenses, tracks, bills, etc.
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Pharmacists as a resource
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can ask about interactions or reactions
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Nurse's role in administering medications
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*correct transcription and communication of orders
*accurate calculation, measurement, and administration techniques
*recording drug administration
*patient and family teaching
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How to handle incorrect/incomplete orders
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*clarify
*withold harmful medication
*notify the physician (if you withheld drug)
*refuse to administer harmful drugs
(some drugs require vital signs and certain ranges)
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What to clarify
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dose, route, frequency, why the medication is ordered
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Clarifying with patient
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say to patient "I'm here to give you your 44 units of insulin"
and they may be like "NO I take 4 units of insulin"
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Initial assessment includes
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medical history (drug data and diet history)
allergies (food and drug)
perceptual or coordination problems
patient's attitude
level of knowledge
learning needs
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3 Check System
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read medication label
compare med label to MAR (in electronic record)
reread label during med preparation
do this before, during, and after administration
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Medication Error
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any preventable event that may lead to patient harm or incorrect administration
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The Six Rights
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Right Drug - ambiguous drug names
Right Dose - dosage calculation
Right Patient - identification bands
Right Route
Right Time - 30 min hedge factor allowed
Right Documentation
Do Dragons Play Ring Toss Diligently?
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Right Drug
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a challenge when there are ambiguous drug names. In order to administer the right drug the nurse must use the 3 check system, closely examine spelling, be knowledgeable about drugs administered, and examine the relationship between the drug ordered and the patient's condition. When in doubt, the nurse must consult drug resources such as textbooks, pharmacist, and the physician.
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Right Dose
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Check product literature to make sure the drug dosage is ordered as indicated by the manufacturer. Evaluate serum drug levels and notify the physician when these may affect the patient's current condition. Drug calculations must be correct and when in doubt have another nurse recheck calculations.
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Right Patient
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always check identification bands
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Right Route
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Check product literature to make sure the drug may be given by the ordered route. If the route is ordered incorrectly hold the medication and notify the physician. Nurses must be knowledgeable of each medication they administer.
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Right Time
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give medications on time and assess that the schedule for the drug is consistent with maintaining therapeutic levels for the drug. There is a 30-minute hedge factor that is allowed before or after the time frame ordered.
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Right Documentation
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chart each medication thoroughly and correctly
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Primary focus of administering medications
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SAFETY
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2 times per day and 3 times per day
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hospitals have set time frames for these medications
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Guidelines for administering medications
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concentrate
use appropriate measuring devices
maintain asepsis
avoid waste
NEVER administer medication prepared by another
NEVER leave medications unattended
NEVER chart a med as given until given
check for allergies on bracelet
be aware of situations that contraindicate admin of meds
listen to the patient
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If a patient vomits,
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do not repeat medication as some begin absorption in the mouth. Notify the MD.
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Situations that contraindicate administration
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condition change, allergy, diagnostic tests
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Most errors are from
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distractions
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Asepsis
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free from contaminates/bacteria
enteral medications = clean/medical asepsis
parenteral medications = surgical asepsis
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Medication Errors
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wrong patient
wrong dose
poor penmanship
wrong route
record keeping errors
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When error occurs
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assess the patient
notify the MD
incident report
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Incident Report
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mandatory
used for risk management
helps identify the reason for mistake
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Patients have the right to
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*be informed of the purpose, action, and side effects of the drug
*refuse a medication (document why done so)
*have health hx and allergies assessed
*be advised of experimentation
*receive medication correctly and safely
*not receive unnecessary meds
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Goals of client teaching
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partnership in health
improved health
decreased healthcare costs (meds prevent future visits)
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Partnership in Health
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this is achieved when the patient understands the need for their medication therapy and accepts responsibility for learning and correctly managing their medication regimen
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What to teach
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*medication action - why they are on the drug
*side effects
*how to administer
*when to notify the MD
*take as prescribed
*keep current list of medications
*OTC interactions
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Tips on teaching
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be as specific and simple as possible
ask patient to review the steps in their words
do verbal teaching and provide reading sheets
have family present
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How to teach
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assess learning need
be brief
sensory perceptual problems
include family and significant others
be creative
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Factors affecting compliance
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lack of knowledge
sensory-perceptual problems
cost
basic needs come first (food/shelter)
side-effects
poor organization
denial about condition
can't go get meds
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Administration of oral medications
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*safest route
*absorbed in stomach or small intestine
*slowest onset/prolonged effect
*safety concerns (swallowing difficulties/aspiration)
*available - tablets, capsule, liquids, powders, enteric-coated
tip: let them see you wash your hands. no gloves needed.
patient needs to be upright to prevent aspiration
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Sublingual Medications
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buccal - inside of cheek
sublingual - under tongue
allow for rapid absorption due to thin membranes and plentiful blood vessels
i.e. nitroglycerin
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Liquid Medications
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elixirs, spirits, suspensions, syrups
measured at the base of the meniscus
tip: patient can suck on ice cube first to help with the taste. Frequent oral hygiene is also important.
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Suspension
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particles mixed with liquid base
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Spirits
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prepared with distillation
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Powdered Medications
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follow package directions
i.e. potassium chloride (KCl), metamucil, miralax
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Nasogastric or PEG Tube Medications
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*Assess tube placement to prevent aspiration. PEG (J) Tubes do not need to be checked because surgically inserted
*Ascultate 15cc air and listen for sounds in abdomen or pull back on syringe to check for stomach contents
*Dissolve crushed medications in warm water
*PEG stands for Percutaneous Endoscopic Gastrostomy.
*Irrigate tube before and after with 50-150cc room temperature water (30 for someone on fluid restrictions or with renal failure or congestive heart failure)
*Count flush water and dissolve water as intake
*Patient is in semi-fowler's position unless contraindicated by condition
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Tube feeding and medications
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When medications are administered enterally and are incompatible with the prescribed tube feeding, it is best to stop the tube feeding for at least 30 minutes prior to and after the administration of the medication. A time period of thirty minutes allows for the tube feeding to clear the GI tract and therefore not mix with the medication. Don't forget to turn the feeding back on!
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Topical or Transdermal Medications
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Site: skin
Formulation:creams, liquid suspensions, ointments, pastes, sprays, patches
Skin needs to be clean and dry; no previous applications
Start in center and come outwards
can have local or systemic effects
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Instillations
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Site: eyes, ears, nose, bladder, vagina, rectum
Formulation: drop, ointment, spray, suppository, jelly, cream, foam, enema
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Nasal Instillations
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Drops or sprays
Works locally on nasal tissues
Patient should blow nose first
Tip of applicator is inserted 1/4 inch
Avoid nasal septum (causes sneezing)
Clean applicator tip with warm water before each use
Patient should have head tilted back and remain that way
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Ophthalmic Medications
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*Do not share!!
*Treat eye diseases
*drops or creams
*can have systemic effects
*Pt. head back
*pull down conjunctiva
*applicator 1/2-3/4 in away
*eye is considered sterile
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Otic Medications
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always drops
children 3 years and younger: pull pinna back and down
adults over 3: pull pinna down and back
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Vaginal Instillations
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Yeast infections
Supine postion or dorsal recumbent for at least 15 mins
Given with applicator
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Rectal Instillations
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Suppositories
Patient positioned on side with leg up (15 mins after)
Insert 3"-4" into rectum for adult
Insert 1"-2" into rectum for child
May produce local or systemic effects
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Irrigation (Lavage)
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Site: eyes, ears, nose, bladder, vagina, rectum
Formulation: drop, ointment, spray, suppository, jelly, cream, foam
Cleansing of body cavity by flushing with medication.
Is used after surgery or on pressure wounds.
Maintain surgical asepsis for wounds and body cavities
Maintain medical asepsis for vaginal, rectal, and gastric.
body cavity, wounds, vaginal, rectal, GI
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Instillation vs. Irrigation
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an instillation is not removed whereas an irrigation is removed after a designated amount of time
enema is an instillation because it is meant to remain in the body to either provide relief (ex: laxative) or kill bacteria (ex: medicated)
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Inhalation
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Site: respiratory tract
Inhalers for respiratory illness
Mainly education and teaching
MDI=metered dose inhaler
Spacers make it easier to reach lungs
Rinse mouth after inhaler
Big breath in, out, then depress on next in breath
Hold 10 seconds
Wait 2 minutes before next inhaled medication
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Parenteral Administrations
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Injections
Outside GI system
Do not originate in mouth or stomach
Don't have to take 1st pass effect
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Advantages of Parenteral Administrations
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rapid absorption
rapid treatment
route of choice for patients that can't swallow
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Disadvantages of Parenteral Administrations
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Short duration
Invasive = potential trauma
Expensive
Discomfort
Irretrievable
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Anatomy of a Syringe/ Needle
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Needle (.5-3 inches)
Gauge (27g-14g)
Bevel
Hub
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Needle lengths
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1/2" - 3"
average for IM = 1"
Depends on size of patient and size of muscle
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Gauge
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27g-14g
Greater the number = smaller the opening
Depends on medication thickness
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Bevel
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hole where the medication comes out
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Hub
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place where the needle attaches to the syringe
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Types of Syringes
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Insulin
Tuberculin
Luer-Lok
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Insulin Syringes
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low dose syringe
always use for insulin
measured in units
fused needle
.5 in needle
26-29 gauge
U100, U50, U30
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Tuberculin Syringe
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0.5-1 mL total
Minimims or 1/10 mL
5/8" needle
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Luer-Lok Syringe
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has the threads for needle to be screwed on
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Parts of the Syringe
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Plunger
Barrel
Tip
Hub
Shaft
Bevel
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Safety Syringes
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Sheath or guard with retractable needle
Reduce needle stick injuries
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Most common contractible pathogens related to needle sticks
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Hepatitis B
Hepatitis C
HIV
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Rule on Needles
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NEVER RECAP with two hands
Can use one handed scoop method if necessary
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Criteria for Syringe/Needle Selection
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Route of Administration
Viscosity of Solution
Quantity
Body Size
Medication Type
Dose
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Medications can come in
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Ampules
Vials
Prefilled Cartridges
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Ampules
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1x use that must be broken
use filter needle to remove any glass
do not push air in
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Vial
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airtight container
must inject air into container before withdrawing medication
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Reconstitution
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Powder preparations
Dilutent=liquid
Recommended fluid and amount
take cap off; push down
prepared by nurses because of time sensitivity
often corticosteroids
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Intramuscular Injections
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1-5mL syringe
20-23 gauge (ventrogluteal)
1-1.5 in needle
90 degree angle
1-3mL
dorso(ventral) gluteal, vastus lateralis, deltoid
Advantages: administration of irritating drugs, rapid absorption (bc of rich blood supply) is faster than subQ and ID , volume
Always aspirate!!
3mL is max in a large, well developed, adult muscle
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Choosing IM site
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Avoid tender/damaged tissue
Avoid large nerves, bones, vessels
Rotate injection site
(abdomen is less painful and absorbed more quickly)
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Landmarks of Ventrogluteal
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anterior superior Iliac spine
greater trochanter of femur
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Angles
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Intramuscular = 90
Subcutaneous = 45
Intradermal = 15
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Dorsogluteal
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NEVER USE
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Ventrogluteal
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greater trochanter and anterosuperior iliac spine
19-22 gauge
1.5- 2" needle
Large volume (2-3 mL)
ASPIRATE
Preferred site for anyone over 7 months
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Max you can give in any injection
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3 mL
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Vastus Lateralis
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Just below greater trochanter and hand above patella
19-22 gauge (usually 20)
1-1.5" needle length
2mL or less
ASPIRATE
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Deltoid
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1"-2" under acromion process
19-22 gauge
about 1" needle
1mL
ASPIRATE
Potential danger to radial and ulnar nerves and brachial artery
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Air Lock Technique for IM injections
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is used for administering drugs that are irritating to subcutaneous tissue. After the medication is prepared 0.2 mL of air is added to the syringe. When the medication is injected the air follows and traps the medication, preventing it from tracking back into subcutaneous tissue.
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Z track technique
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used on the ventrogluteal muscle to administer irritating substances. Traction is held to displace the subcutaneous tissue while administering an IM injection. Once injected hold the needle in place for 10 seconds before removing, remove the needle, and release traction. The drug is trapped in the muscle by the Z that is formed.
The injection is prepared and a new sterile needle is applied prior to injection.
Medications that recommend Z track - Ferrous sulfate (iron) and vistaril.
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IM Injection techniques
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*Wash hands and prepare medication
*Identify patient and inform
*Prepare syringe and apply gloves
*Locate muscle
*Clean the site
*Warn the patient
*Inject @ 90*
*Aspirate prior to administration
*Support tissue prior to removal
*Apply pressure to site
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Subcutaneous Injections
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1-3mL syringe
23-26 gauge (23-25 for non heparin meds, 24-26 for hep)
3/8 in needle
45/90 degree needle (45 if normal weight, 90 if obese)
0.5-1mL
arm, leg, abdomen, subscapular
insulin, heparin, vitamins
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Mixing insulin
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Inject air into NPH (cloudy)
Change needles
Inject air into regular (clear)
Withdraw regular
Withdraw NPH
must be done right before administration
Regular is fast acting
Regular insulin is the only insulin that may be given intravenously or intramuscularly and is given via these routes in emergency situations only
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Sliding Scale of Insulin
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Dependent on patients patterned BS
Fasting and 4 o'clock blood sugar
Determines how much insulin to give based on blood sugar
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Subcutaneous Anticoagulants
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Preventative or Post surgery
TB Syringe
5/8"
25-27 gauge
Belly injection (1" or more away from navel)
No aspiration or massage
Heparin, Fragmen, Lovenox
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Intradermal Injections
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TB/1mL Syringe
26-27 gauge
2/8-5/8 needle
10-15 degree angle
0.1-0.2 mL
back, scapula, chest, forearm
used for TB
Pull skin tight prior to injection to prevent painful insertion
Few blood vessels so slow absorption
Bevel up and just under skin
Creates a wheal
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Documentation Responsibilities
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*Administration details: time, drug, dose, route, site
(IV administration - diluted, rate, IV port/site used)
*Pertinent information associated with drug such as heart rate, BP, serum blood level
*Recognizable signature with title
*Follow up assessment data (pain scale, nausea)
*Exact name and title of other nurses who implemented medication administration for patient you are charting on (when 2 nurses have to sign off on insulin)
*Acceptable abbreviations
*Military Time
*Permanent ink. Correct errors with one line and initials
*Write legibly
*Clearly indicate that injection sites are rotated
*Patient teaching: type and to whom it was delivered
*Never document delivery until done so
*Always include follow up assessments
*If drug is held, document with reason and supporting data
*If the patient is responsible for administering own medication, this should be documented.
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Drug Side Effect
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an adverse event that is expected
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Adverse Drug Effect/Event
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usually due to undesirable reactions of drug therapy although AEs do not have to be casually linked with a specific therapy. Usually described in terms of intensity (mild, moderate, severe, life-threatening). Can be described as expected or unexpected.
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Toxic Effect
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the level of drug that will result in serious adverse effect ???
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Anaphylactic Reaction
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a severe type of allergic reaction that involves the massive, systemic release of histamine and other chemical mediators of inflammation that can lead to life threatening shock. Symptoms such as acute dyspnea and the sudden appearance of hypotension or tachycardia following drug administration are indicative of anaphylaxis which must receive immediate treatment
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ac
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before meals
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ad lib
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as desired/as directed
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AM
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morning
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bid
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twice a day
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cap
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capsule
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gtt
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drop
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h or hr
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hour
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IM
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intramuscular
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IV
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intravenous
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no
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number
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pc
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after meals, after eating
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PO
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by mouth
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PM
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afternoon
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PRN
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when needed/necessary
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qid
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four times per day
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q4h
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every 4 hours
also 2,6,8,12
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Rx
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take
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STAT
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immediately, at once
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tab
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tablet
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tid
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three times a day
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q
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DO NOT USE
Instead, use every
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qh
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DO NOT USE
Instead, use hourly or every hour
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qd
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DO NOT USE
Instead, use daily or every day
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qhs
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DO NOT USE
Instead, use nightly
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qod
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DO NOT USE
Instead, use every other day
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U
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DO NOT USE
Instead, use unit
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IU
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DO NOT USE
Instead, use international unit
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trailing zero (X.0)
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DO NOT USE
Instead, use no trailing zero
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leading zero (.X)
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Important!
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MS
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DO NOT USE
Instead, use morphine sulfate or magnesium sulfate
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MSO4 and MgSO4
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write them out
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> or <
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DO NOT USE
Instead, use greater than and less than
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Abbreviations for drug names
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DO NOT USE
Instead, use full drug names
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Apothecary units
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DO NOT USE
Instead, use metric units
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@
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DO NOT USE
Instead, use at
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cc
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DO NOT USE
Instead, use mL