Exam 1 Flashcards
Acetylcholine
Muscarinic Receptor Agonist
Nicotinic Receptor agonist
Bethanechol
Muscarinic receptor agonist (quaternary)
-Oral, used for tx of non-obstructive urinary retention/ paralytic ileus
Pilocarpine
Muscarinic receptor agonist (tertiary)
-Long acting topical, used for glaucoma, Xerostomia (limited patient acceptance)
Atropine
Muscarinic receptor ANtagonist
Physostigmine
AChE inhibitor
- Myasthenia gravis
- Tx for antimuscarinic drug intoxication (Enters CNS, but narrow Therapeutic index limits use)
Neostigmine
AchE inhibitor
- Oral
- Tx for urinary retention/paralytic ileus (w/o obstruction)
- Myasthenia gravis
Edrophonium
AchE inhibitor
-Diagnostic in Tensilon test for Myasthenia gravis
Organophosphates
AchE inhibitor (Pesticides!!)
Pralidoxime
Cholinesterase reactivator (tx for organophosphate poisoning)
Epinephrine
Nonselective (a1, a2, b1, b2)
Norepinephrine
(a1, a2, b1)
Phenylephrine
a1 selective
Clonidine
A2 selective
Isopreterenol
B1/B2 non-selective
Albuterol
B2 selective