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58 Cards in this Set
- Front
- Back
Hypotension, pressor agent α / β1 β3 (β2) neuronal, non-circulating, I:MAOI, TCA
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Norepinephrine
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Allergic reactions, shock, CPR α / β1 β2 (β3) adrenal medulla, circulate; I: maoi,TCA
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Epinephrine
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Renal vasodilatation during shock α1 / β1 / D, precursor to NE, I: MAOI
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Dopamine
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Asthma, cardiac stimulant β, synthetic, not endogenous; BP(↓, --) HR↑
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Isoproterenol
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Nasal decongestant, hypotension, Not commonly used for hypotension;S: CV, reflex bradycardia
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Phenylephrine
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Hypertension, Opioid withdrawal, α2, ↓ cns sympathetic outflow, inhibit NE release,rebound HT; S: dry mouth, sedation, impotence.α-methyl-dopa is metabolized to α-methyl-NE (α2-agonist, positive Coombs test)
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Clonidine
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CHF, cardiac stimulant β1, iv infusion, tolerance, desensitization
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Dobutamine
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CHF, cardiac stimulant β1, iv infusion, tolerance, desensitization, Albuterol (Proventil, Ventolin) Asthma - bronchodilator, β2--selective, oral 1-2 hrs onset
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Dobutamine
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Premature labor, β2--selective
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Ritodrine
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Parkinson’s disease precursor to DA, cross to CNS
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L-Dopa
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Nasal decongestant, red eyes α /β, also indirect to release NE; I: AOI, TCA
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Ephedrine
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Narcolepsy, hyperactivity, [obesity], Displaces NE, CNS stimulant, requires uptake1,can cause tolerance, tachyphylaxus
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Amphetamine
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Hyperactivity disorder (ADHD), Displaces NE, CNS stimulant, requires uptake1,can cause tolerance, tachyphylaxus
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Methylphenidate
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None, [high] in red wine & cheese interaction with MAO inhibitors,
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Tyramine
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Pheochromocytoma, acute, chronic HT α1, irreversible, S: PHT
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Phenoxybenzamine
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Pheochromocytoma, acute HT α, competitive, S: PHT, reflex tachycardia
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Phentolamine
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Hypertension (HT), benign prostrate hypertrophy α1, competitive; no reflex tachycardia S: 1st pass effect, PHT, nausea, drowsiness
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Prazosin
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Hypertension, angina, arrhythmias, tremor,migraine, hyperthyroidism (propranolol),panic stress β, non-selective, LA-action, no ISA; Useful group, CI:heart failure (unstable CHF, depression, bradycardia or brochospasm), asthma, diabetes, Raynaud D
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Propranolol
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Hypertension, angina, arrhythmias β, LA-action, ISA, angina commonly
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Pindolol
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Glaucoma, decrease secretion; (HT) β, no LA-action, no ISA, glaucoma commonly
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Timolol
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Hypertension, angina, arrhythmias, CHF β1, LA-action, no ISA, arrhythmia commonly
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Metoprolol
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Hypertension, angina β1, no LA-action, no ISA
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Atenolol
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Arrhythmias, [angina] β1, no LA-action, no ISA, very short acting
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Esmolol
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Hypertensive crisis, hypertension, CHF β & α -blocker, some β-agonist action
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Labetalol
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Hypertensive crisis, hypertension, CHF β & α -blocker
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Carvedilol
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inhibit neuronal uptake, cross CNS; I: CA's, amph.
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Cocaine
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Attention deficient hyperactivity (ADHD) inhibit NE neuronal uptake
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Atomoxetine
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No major use, minor ocular procedures for brief miosis; muscarine found in certain mushrooms M / N, short acting (AchE); T/S: All M-agonists: salivation, lacrimation, urination, diarrhea, emesis, (slude), miosis, cyclopleg, bronchoconstriction, ↓HR
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Acetylcholine
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Atonic gut, urinary retention M, resistant to AchE
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Bethanechol
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Acute & chronic glaucoma M, resistant to AchE; alkaloid, increase outflow
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Pilocarpine
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Glaucoma, if pilocarpine ineffective M / some N, resistant to AchE
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Carbachol
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Ocular procedures M, resistant to AchE
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Methacholine
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Diagnostic for myasthenia gravis competitive, short-acting (5-10min)
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Edrophonium
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Myasthenia gravis, reverse nmj block reversible, no CNS, some direct agonist action
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Neostigmine
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Myasthenia gravis AchE inhibitors occupy AchE and prevent Ach degradation, T/S: same as for high Ach
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Pyridostigmine
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Reverse atropine toxicity; glaucoma reversible, CNS action
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Physostigmine
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Organophosphate, Glaucoma (also cause miosis, cycloplegia)
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DFP (Isoflurophate)
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Glaucoma (also cause miosis, cycloplegia
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Echothiophate
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Insecticides (Inactive, converted to active, form in body, parathion more toxic)
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Malathion, Parathion
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(nerve gases
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Vx, sarin, soman
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↓GI activity, ↓secretions, relax lung, mydriasis (pupil dilation), cyclopegia (loss of accommodation), competitive M-antagonists, pirenzepine (M1- selective); T: mad as a hatter (unresponsive), red as a beet (erythematous, direct vasodilation), blind as a bat (cycloplegia), dry as a bone (↓secretions), hot as hell (thermoregulation); Reverse toxic effects with AchE inhibitors eg. physostigmine or neostigmine. Horner’s S.: miosis, sagging eyelid. Damage to sympathic innervation, no cocaine response, pre- (Tyr response) or post-ganglionic (no Tyr response)
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Cholinoceptor Antagonists
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Reverse AChE inhibition; GI-disorders, ocular (iritis), vagolysis
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Atropine
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Asthma – bronchodilator
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Ipratropium
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Parkinson's disease, esp. drug induced
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Benztropine
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Motion sickness, diarrhea, ↓secretions
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Scopolamine
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GI-disorders ie. mild diarrhea, [peptic ulcer
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Propantheline
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Ocular examination
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Cyclopentolate
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inhibit choline uptake (rate limiting step)
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Hemicholinium
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↓Ach release (prevent vesicle fusion), 3-4 mths
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Botulinus toxin
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Regenerate AchE need to use before ‘aging’ occurs
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Pralidoxime, (2-PAM)
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Insecticide, cigarettes N-agonist, (blocker) T: convulsions, vomiting, CV
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Nicotine,
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↓ BP during surgery, Nn-antagonists, (competitive), not taken orally
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Trimethapan
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↓ BP during surgery, Nn-antagonists, (competitive), taken orally
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Mecamylamine
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NMJ paralysis, depolarizing block, short acting due to plasma AchE; fasciculations, Atypical AchE, Malignant H, Hyperkalemia (delayed)
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Succinylcholine
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NMJ paralysis, competitive blockers, Small/fast nerves first (face, hands), then trunk, respiratory muscles last. Flaccid paralysis. Can reverse block with AchE inhibitors -Nm, some histamine release & ganglia block
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Tubocurarine
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NMJ paralysis, competitive blockers, Small/fast nerves first (face, hands), then trunk, respiratory muscles last. Flaccid paralysis. Can reverse block with AchE inhibitors -short acting 10-20 min, slight histamine release
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Mivacurium
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NMJ paralysis, competitive blockers, Small/fast nerves first (face, hands), then trunk, respiratory muscles last. Flaccid paralysis. Can reverse block with AchE inhibitors
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Rocuronium,
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Prostaglandin, Glaucoma, ↑ outflow. S: brown pupil, red eyes (inflammation)
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Latanoprost (PGF2α analogue) (Xalatan
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