ATU Nursing: Dr. Mckown- Pharmacology

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Adrenergics
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Adrenaline; Sympathetic Nervous system; can work directly, indirect, and mixed.
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Types of Adrenergics
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Epinephrine, Ephedrine, Pseudoephedrine, Phenylephrine
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Alpha 1
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Contraction, raises BP
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Alpha 2
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No effect on sympathetic
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Beta 1
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cardiac stimulation; contract and raise heart rate
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Beta 2
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Brochiodialtes
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Are stimulated by adrenergics
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Alpha 1, Beta 1, Beta 2
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Epinephrine
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–Used in Epipens during anaphlaxis shock; used in local anesthetics, it controls bleeding. –Should never be given in fingers, toes, ears, or nose because tissue can die. –Contradictions- glaucoma, hypertensive crisis, hyperthyroidism, anxiety, psychiatric –hypo-tension, cardiac arrest, shock, hypovelemic, –disarrythmias, chest pain, asthma

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