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120 Cards in this Set

  • Front
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Treats GI hypermotility and GU bladder spasms, a tertiary amine. A distinct side effect is respiratory distress. Competes for muscarine receptors.
Dicyclomine
Treats mydriasis and cycloplegia, increases HR, reduces airway secretions and GI motility. Side effects include decreased sweating and lacrimation, high body temperature, tachycardia, constipation, dry mouth, and blurred vision with mydriasis. Affects CNS. The generic, model drug of its category of tertiary amines that compete for muscarine receptors.
Atropine
Treats overactive GU, may cause atropine fever and CNS side effects. A tertiary amine that competes for muscarinic receptors.
Oxybutynin
A tertiary amine that competes for muscarine receptors and is used to treat motion sickness - readily absorbed in the skin and has a long duration.
Scopolamine
Used to treat overactive GU (bladder). A tertiary amine and muscarinic receptor antagonist.
Tolterodine
Two drugs that are used to induce cycloplegia and mydriasis (eyes) - may cause vision disturbances. Tertiary amines muscarinic receptor competitive antagonists.
Tropicamide, Tridihexethyl
Name the five muscarinic receptor blockers that are used to treat Parkinson's Disease - all five are tertiary amines and have side effects such as decreased sweating/lacrimation, pyrexia, dry mouth, constipation, tachycardia, blurred vision and mydriasis, heart arrhythmias.
Useful acronym: BB TOP - Benztropine, Biperiden, Trihexyphenydyl, Orphenadrine, Procyclidine
This class of drugs is contraindicated in glaucoma, children, and prostatic hyperplasia.
Nonselective muscarinic blockers
Describe the drug kinetics (solubility, distribution, elimination, half-life) for nonspecific, tertiary amine muscarinic receptor blockers, and describe the exception for Scopolamine.
Tertiary amines are lipid soluble, well distributed in the CNS, eliminated via metabolism in the liver and renal excretion, and have a half life of 2 hours. Scopolamine has a longer duration and is more easily absorbed through the skin.
A quaternary amine that blocks muscarine receptors (nonspecific) and induces mydriasis and cycloplegia (treatment for eyes).
Cyclopentolate
These four nonspecific muscarinic receptor blockers are quaternary amines that have effects on the GI - often an adjunct therapy for peptic ulcer disease.
Useful Mnemonic: 4 GIGs
4 meaning quaternary amine, GI indicating treats GI either for peptic ulcer disease or by increasing motility. Glycopyrrolate, Mepenzolate, Methscopolamine, Propantheline.
List the tertiary amines that are nonspecific muscarinic receptor blockers but are generally NOT used to treat Parkinsons (Mnemonic Hint: T-T-TOADS)
Tridihexethyl, Tropicamide, Tolterodine, Oxybutynin, Atropine, Dicyclomine, Scopolamine
Two nonspecific muscarinic blockers (quaternary amines) that are inhaled bronchodilators for the treatment of COPD and asthma.
Ipratropium, Tiotropium
This quaternary amine is used during and post-surgically to prevent muscarinic effects as well as bladder spasms or incontinence.
Glycopyrrolate
What two things differentiate tertiary and quaternary amine muscarinic receptor blockers as far as kinetics and toxicity?
Kinetically, quaternary amines are poorly/erratically absorbed after oral administration, while tertiary amines are readily absorbed and distribute into the CNS.

As for toxicity, they share the same side effects but quaternary amines have reduced CNS side effects (most likely from reduced CNS penetration)
What is the mechanism of action of muscarinic receptor blockers?
They are competitive antagonists of muscaric receptors and thus prevent parasympathetic organ effects.
What is the mechanism of action of nicotinic receptor/ganglion blockers?
They are a nondepolarizing competitive antagonist of nicotinic receptors located on ganglia.
List the three nicotinic receptor blockers, two quaternary and one secondary.
The two quaternary nicotinic receptor blockers are Hexamethonium and Trimethaphan. One secondary quaternary nicotinic receptor blocker is Mecamylamine.
This is a secondary amine, and a nicotinic receptor blocker - it treats hypertensive emergencies, induces hypotension, and is an adjunctive therapy for electroconvulsive therapy and smoking cessation.
Mecamylamine
This ganglion blocker (nicotinic) is a quaternary amine that has historically been used for hypertensive emergencies and experimentally for asthma.
Hexamethonium
This ganglion blocker (nicotinic) is a quaternary amine that is used to induce hypotension during hypertensive emergencies.
Trimethaphan
Describe the differences in the kinetics and toxicity of secondary and quaternary amines of the ganglion (nicotinic receptor) blocker class of drugs.
Quaternary amines are poorly/erratically absorbed PO, while secondary amines have improved GI absorption and distribution to the CNS.

The side effects of quaternary amines include limited disruption of the ANS, and secondary amines have side effects on the CNS.
Name the direct-acting cholinoceptor stimulants that are quaternary amines (Hint: ABC).
Acetylcholine, Bethanechol, Carbachol
These two quaternary amines directly stimulate both muscarinic and nicotinic receptors
Acetylcholine, Carbachol
These three tertiary amines are direct-acting cholinoceptor stimulants.
Cevimeline, Pilocarpine, Varenicline
These four direct-acting cholinoceptor stimulants have side effects that include muscarinic excess, decreased sweating, bradycardia, increased bowel activity, urination, blurred vision, miosis.
Bethanechol, Cevimeline, Carbachol, Pilocarpine
This direct-acting cholinoceptor stimulant acts on nicotinic receptors in the CNS, is a tertiary amine, and is used for smoking cessation. Side effects include nausea, headache, sleep disturbances, and neuropsychiatric effects.
Varenicline
This direct-acting cholinoceptor stimulant is produced in vivo, and activates both muscarinic and nicotinic receptors. It is a quaternary amine, rapidly metabolized (short half life), and must be given per IV. It is also used as an intraocular solution for glaucoma. Risk of autonomic excess.
Acetylcholine. FYI: degraded by Acetylcholine Esterase (AChE) within 5-20 seconds.
This tertiary amine directly activates muscarinic receptors, and is given PO for dry mouth from Sjogren syndrome. Risk of muscarinic excess.
Cevimeline
These three direct-acting cholinoceptor stimulants treat glaucoma by activating the ciliary muscle and pupillary sphincter in the eye. Risk of muscarinic excess.
Acetylcholine, Pilocarpine, Carbachol
This quaternary amine directly activates mucarinic receptors, is administered PO or SC, and treats various GI disorders by activating bowel and bladder SM (e.g. postoperative and neurogenic ilius, urinary retention)
Bethanecol
These organophosphates are indirect-acting cholinomimetics that irreversibly inhibit AChE, thereby increasing ACh and subsequent activation of muscarinic and nicotinic receptors. DUMBBELSS side effects.
Echothiophate, Parathion, Malathion, Sarin, Soman
List the side effects of the mnemonic DUMBBELSS - for indirect-acting cholinomimetics (reversible and irreversible AChE inhibitors)
DUMBBELSS - diarrhea, urination, miosis, bronchospasm, bradycardia, excitation, lacrimation, sweating, salivation
These two insecticides are organophosphates and irreversible inhibitors of AChE (indirect-acting cholinomimetics). DUMBBELSS side effects.
Parathion, Malathion
These two nerve gases are organophosphates that irreversibly inhibit AChE, increasing ACh available for muscarinic and nicotinic receptors. DUMBBELSS side effects.
Sarin, Soman
This organophosphate is an indirect-acting cholinomimetic that irreversibly inhibits AChE. It is prepared as a ophthalmic powder for glaucoma, long duration 100 hours, and is a quaternary amine. DUMBBELSS side effects.
Echothiophate
List 10 reversible AChE inhibitors - indirect-acting cholinomimetics. DUMBBELSS side effects.
Neostigmine, Physostigmine, Pyridostigmine, Ambenonium, Demecarium, Edrophonium, Tacrine, Donepezil, Galantamine, Rivastigmine
These four indirect-acting cholinomimetics are reversible AChE inhibitors that are PO tertiary amines that are used to treat cognitive dysfunction in Alzheimers.
Tacrine, Donepezil, Galantamine, Rivastigmine
These three indirect-acting cholinomimetics are reversible AChE inhibitors used to treat or test for Myasthenia Gravis. DUMBBELSS side effects.
Neostigmine and Pyridostigmine (both PO and Parenteral) treat MG, Edrophonium (Parenteral) tests for MG.
Two indirect-acting cholinomimetic reversible AChE inhibitors used to treat glaucoma. DUMBBELSS side effects.
Physostigmine (ophthalmic ointment), Demecarium (ophthalmic drops)
This indirect-acting cholinomimetic reversible AChE inhibitor is used to treat atropine poisoning (IM/IV) and glaucoma. It distributes throughout the body and is absorbed through the skin.
Physostigmine
This indirect-acting cholinomimetic reversible AChE inhibitor is used to treat MG, paralytic ileus, and urinary bladder atony. DUMBBELSS side effects.
Neostigmine
This drug is an AChE regenerator - it displaces organophosphates from AChE active site - given with 48 hours of insecticide poisoning (respiratory depression, muscle weakness, twitching)
Pralidoxime (PAM)
What are the side effects of the AChE regenerator used to treat organophosphate insecticide poisoning?
Tachycardia, HTN, pain on injection, muscle rigidity, weakness, transient increase in ALT/AST, rash, nausea, dizziness, headache, decreased renal function
Name the chemical produced by an anaerobic bacterium that causes nerve paralysis and inhibits docking and fusion of ACh vesicles by cleaving synaptobrevin. Injected locally.
Botulinum Toxin
These two nonspecific alpha adrenergic receptor antagonists are used to treat pheochromocytoma and side effects include postural hypotension, reflex tachycardia, nasal stuffiness, inhibition of ejaculation, sedation nausea, blurred vision, and GI upset.
Phenoxybenzamine PO (long), Phentolamine PO
This nonspecific reversible alpha adrenergic receptor antagonist increases NE release, inhibits serotonin, and is an agonist at muscarinic, H1 and H2 histamine receptors. Also injected into penis to treat ED.
Phentolamine
This irreversible nonspecific alpha adrenergic receptor antagonist prevents uptake of NE, blocks H1, AChR, and serotonin receptors, and its primary use is to block vasoconstriction.
Phenoxybenzamine
List the five alpha 1 adrenergic receptor antagonists (Hint: 4 Zosin, 1 Losin)
Alfuzosin, Doxazosin, Prazosin, Terazosin, Tamsulosin
These four alpha 1 adrenergic receptor antagonists treat HTN, Raynaud's phenomenon, BPH-urinary obstruction. Side effects include orthostatic hypotension, 1st dose syncope, papitations, blurred vision, priapism, and GI upset. (Hint: Zosin)
Alfuzosin (just for BPH-urinary obstruction), Doxazosin, Prazosin, Terazosin
Order the following based on increasing half life: Alfuzosin, Prazosin, Terazosin, Doxazosin, Tamsulosin
Prazosin (3h), Alfuzosin (5h), Terazosin (9-12h), Tamulosin (9-15h), Doxazosin (22h)
This alpha 1 adrenergic receptor antagonist treats BPH-urinary obstruction and works to inhibit constriction in the vascular smooth muscle and prostate. Side effects include 1st dose syncope, abnormal ejaculation, headache, dizziness, sleep problems, GI (diarrhea)
Tamulosin
This drug is an alpha 2 adrenergic receptor antagonist, used to treat impotence by inducing more NE release from sympathetic terminals. May cause increased catechol tone via blockade of presynaptic alpha 2 receptors (inhibitory) and lead to nonattenuated NE releaes.
Yohimbine
The following side effects are from which class of drug: bronchoconstriction, bradycardia, negative inotropy, hypotension, arrhythmias, sedation and depression, impotence, GI effects, altered lipid panels, reduced recovery from hypoglycemia.
Nonspecific Beta Adrenergic Receptor Antagonists
List the 7 nonspecific beta adrenergic receptor antagonists - they slow heart rate, reduce contractile force, inhibit renin release from the kidney, reduce aqueous humor secretion, bronchoconstriction, inhibit hepatic glycolysis, some have anesthetic properties.
Propranolol, Penbutolol, Pindolol, Cartelol, Nadolol, Sotalol, Timolol
List the following in order of decreasing lipid solubility (nonspecific beta adrenergic receptor antagonists): Propranolol, Penbutolol, Pindolol, Carteolol, Nadolol, Sotalol, Timolol
Penbutolol (high); Pindolol, Timolol (medium); Carteolol, Nadolol, Sotalol (low);

Propranolol (variable bioavailability).
This nonspecific beta adrenergic receptor antagonist is one of the model drugs of its class, is a prototype. Extensive 1st pass metabolism and variable bioavailability. Used to treat HTN, glaucoma, ischemic heart disease, post-MI prophylaxis, stage freight, tremors, migraines, and portal HTN.
Propranolol
These two nonspecific beta adrenergic receptor antagonists are partial agonists, incompletely block heart/lung function. Are used for HTN and angina to reduce bradycardia/bronchodilation.
Penbutolol (no anesthetic action), Pindolol
This nonspecific beta adrenergic receptor antagonist incompletely blocks lungs/heart function, is a partial agonist, has fewer CNS side effects than others in its class, and is used topically for glaucoma.
Carteolol
This nonspecific beta adrenergic receptor antagonist has no anesthetic action, a long duration, low lipid solubility, low CNS side effects, and treats portal HTN in combination with isosorbide mononitrate.
Nadolol
This nonspecific beta adrenergic receptor antagonist has a long half life and low lipid solubility, lacks anesthetic action, and is used to treat supraventricular arrhythmias by slowing HR, ventricular force, inhibiting renin release, and inducing bronchoconstriction.
Sotalol (SotAlol = Supraventricular Arrhythmia)
This nonspecific beta adrenergic receptor antagonist is moderately lipid soluble, lacks anesthetic action, and is used to treat glaucoma (reduces aqueous humor secretion)
Timolol
List six beta 1 adrenergic receptor antagonists (BA-BEAM)
Bisoprolol, Acebutolol, Betaxolol, Esmolol, Atenolol, Metoprolol
This beta 1 adrenergic receptor antagonist has slight agonist activity and some anesthetic effects. It has low lipid solubility and is used to treat HTN, angina (slows HR, contractions, inhibits renin, induces bronchoconstriction)
Acebutolol
This class of drugs has specific antagonistic activity and the side effects include bradycardia, negative inotropy, hypotension, arrhythmias, sedation and depression, reduced recovery from hypoglycemia, negative GI effects, altered lipid panels. Bronchoconstriction is much less pronounced in the drugs of this class compared to their nonspecific counterparts.
Beta 1 specific adrenergic receptor antagonists (BA-BEAM)
This beta 1 adrenergic receptor antagonist has NO agonist activity, has long duration, and is used to treat hypertension and angina.
Bisoprolol
This beta 1 adrenergic receptor antagonist has a long duration and is used topically to treat glaucoma - very reduced lung effects.
Betaxolol
This beta 1 adrenergic receptor antagonist has a very short half life (minutes) and can only be administered per IV. It is used to treat perioperative HTN, MI, and supraventricular arrhythmias.
Esmolol
These two beta 1 adrenergic receptor antagonists reduced lung and endocrine effects, and may be better for patients with asthma, COPD, and diabetes. Used for HTN, glaucoma, ischemic heart disease, stage fight, tremor, migraines, post-MI prophylaxis, portal HTN.
Atenolol, Metoprolol
Name a beta 2 adrenergic receptor antagonist - it only produces bronchoconstriction. No clinical value.
Butoxamine
Name two mixed alpha/beta adrenergic receptor antagonists - both are absorbed well PO.
Carvedilol, Labetalol
Name the mixed alpha/beta adrenergic receptor antagonist used for HTN and CHF, which also causes bronchoconstriction, orthostatic hypotension, dizziness, fatigue, weight gain, bradycardia, heart block.
Carvedilol
Name the mixed alpha/beta adrenergic receptor antagonist used for HTN and hypertensive emergencies. Side effects include hepatic necrosis, bronchospasm, priapism.
Labetalol
This catecholamine is produced in vivo and is a nonspecific beta and alpha adrenergic receptor agonist. It is used for glaucoma (increase outflow), anaphylaxis, hypotension, heart failure, severe asthma, reduced local blood flow. Risk of sympathetic excess.
Epinephrine
This catecholamine is produced in vivo and is a strong agonist for beta 1 and alpha adrenergic receptors. Increases PVR via alpha 1, and increases cardiac output via beta 1. Used for hypotension and heart failure.
Norepinephrine
This catecholamine is produced in vivo and it is an agonist for D1, D2 receptors, less against beta, and least against alpha - allows for different effects at different concentrations (low, medium, and high respectively). Used for hypotension and heart failure - increases cardiac output.
Dopamine (low = D1/2 = dilation of renal and coronary vascular beds; medium = beta = speeds HR; high = alpha = vasoconstriction and catecholamine release.)
This catecholamine inhibits D1 strongly and D2 less strongly. Causes dilation of renal and coronary capillary beds. Used to treat severe HTN.
Fenoldopam
This catecholamine strongly inhibits beta 1 and 2, barely inhibits alpha receptors. Causes inotropy and chronotropy, vasodilation. Used for bradycardia (atropine resistant) or heart block.
Isoproterenol
This catecholamine is a strong beta 1 agonist, less strong beta 2 agonist, and weak alpha agonist. Is inotropic and chronotropic. Used in heart failure.
Dobutamine
These two catecholamines may cause palpitations, tachycardia, headache, flushed skin, cardiac ischemia and arrhythmias (one has stronger pressor effects)
Isoproterenol, Dobutamine (pressor effects).
These three catecholamines have an increased risk cardiac ischemia (less coronary vessel dilation), reflex bradycardia, and also cause symptoms of sympathetic excess.
Norepinephrine, Dopamine, Fenoldopam
How must catecholamines be administered and why?
Must be intravenous due to minutes-long half lives and rapid degradation by MAO and COMT. Also IV increases CNS penetration.
List six non-catechol alpha adrenergic receptor agonists often used to treat hypotension or nasal sinus congestion.
Phenylephrine, Methoxamine, Midodrine, Pseudoephedrine, Xylometazoline, Oxymetazoline
This non-catechol alpha adrenergic receptor agonist vasoconstricts the veins and arteries, has more alpha 2 agonist effects than others within its group, and is used as a nasal decongestant. Some risk of hypotension.
Oxymetazoline
These two non-catechol alpha adrenergic receptor agonists cause vasoconstriction of arteries/veins and are used to treat hypotension. May cause systemic HTN.
Methoxamine, Midodrine
These two non-catechol alpha adrenergic receptor agonists vasoconstrict arteries/veins and are used as nasal decongestants. No other significant uses listed. One has HTN as a side effect.
Pseudoephedrine (HTN), and Xylometazoline
This non-catechol alpha adrenergic receptor agonist vasoconstricts arteries/veins and is used as a nasal decongestant. ALSO, it is used to treat shock (IV, IM), hypotension, and for fundus examination of the eye. Side effects include systemic HTN.
Phenylephrine
These four non-catechol beta 2 adrenergic receptor agonists are used to treat asthma (as needed) and have short duration, along with bulky side chains that reduce PO availability. Given as aerosol.
Terbutaline, Albuterol, L-Albuterol, Pirbuterol
Intended and unintended effects of non-catechol beta 2 adrenergic receptor agonists include...
Intended: bronchodilation. Unintended: skeletal muscle tremors, tachycardia, reduced oxygen tension, downregulation of receptors
These two non-catechol beta 2 adrenergic receptor agonists have long durations and are used for severe asthma when short acting beta agonists do not work.
Salmeterol, Formoterol
This non-catechol beta 2 adrenergic receptor agonist is long duration via IV and used to induce uterine relaxation (premature labor). Its effectiveness is controversial.
Ritodrine
This drug is a phosphodiesterase inhibitor and adenosine antagonist taken PO for asthma. May cause increased HR, nervousness, tremor.
Theophylline
These five drugs are non-catechol alpha 2 adrenergic receptor agonists that inhibit presynaptic release of synaptic vesicles. In sympathetic neurons, it decreases sympathetic output from the CNS. Used to treat HTN, May cause sedation, dry mouth, constipation, impotence.
Clonidine, Methylnorepinephrine, Dexmedetomidine, Aproclonidine, Brimonidine
This drug indirectly inhibits neurotransmitter uptake at catecholaminergic synapses. It readily enters the CNS and has amphetamine-like (side) effects, causing local reduction of blood flow.
Cocaine
This chemical is found in fermented food (beer, beans, cheese, meats, wine, yeast) and indirectly stimulates the release of catecholamines. Inactivated by MAO. Not used clinically, and side effects include catecholamine excess, especially with MAO inhibitors.
Tyramine
This drug indirectly stimulates release of catecholamines and directly activates adrenoreceptors. It is well absorbed, has good CNS penetration, and long duration. It can be used for nasal congestion, asthma, chronic orthostatic HoTN, has long term pressor effects. Side effects include anorexia, insomnia, HTN, arrhythmias.
Ephedrine
These drugs are used for the treatment of ADHD, narcolepsy, and overweight (anorexiant). They indirectly stimulate the release of catecholamines and block reuptake. They are well absorbed (CNS), long lasting, and other effects include restlessness, dizziness, tremor, hyperactive reflexes, anxiety, delirium, libido changes, paranoia, hallucinations, panic states, and suicidal tendencies.
Amphetamine (Adderall), Methamphetamine (Desoxyn), Phenmetrazine, Methylphenidate (Ritalin), Modafinil (Provigil), Pemoline (Cylert, q24).
This chemical is available OTC and used for weight reduction. It has weak sympathomimetic activity.
Phenylpropanolamine
What category are these drugs:
Atropine, Dicyclomine, Oxybutynine, Scopolamine, Tolterodine, Tropicamide, Tridihexethyl
Tertiary Amines, Non-Parkinson's, Nonspecific Muscarinic Blockers
What category are these drugs:
Benztropine, Biperiden, Orphenadrine, Procyclidine, Trihexyphenidyl
Tertiary Amines, Parkinson's, Nonspecific Muscarinic Blockers
What category are these drugs:
Cyclopentolate, Glycopyrrolate, Ipratropium, Tiotropium, Mepenzolate, Methscopolamine, Propantheline
Quaternary Amines, Nonspecific Muscarinic Blockers
What category are these drugs:
Hexamethonium, Trimethaphan, Mecamylamine
Nicotinic Blockers, Quaternary and Secondary Amines
What category are these drugs:
Acetylcholine, Bethanechol, Pilocarpine, Cevimeline, Carbachol, Varenicline
Direct-Acting Cholinoceptor Stimulants
What category are these drugs:
Neostigmine, Physostigmine, Pyridostigmine, Ambenonium, Demecarium, Edrophonium, Tacrine, Donepezil, Galantamine, Rivastigmine
Indirect-Acting Reversible Cholinomimetics
What category are these drugs:
Echothiophate, Parathion, Malathion, Sarin, Soman
Indirect-Acting Irreversible Cholinomimetics
What category is this drug:
Pralidoxime
AChE Regenerator
What category is this drug:
Botulinum Toxin
Inhibitor of Synaptic Vesicle Function
What category are these drugs:
Phenoxybenzamin, Phentolamine
Nonspecific Alpha Adrenergic Receptor Inhibitors
What category are these drugs:
Prazosin, Terazosin, Doxazosin, Alfuzosin, Tamsulosin
Alpha 1 Adrenergic Receptor Inhibitors
What category is this drug:
Yohimbine
Alpha 2 Adrenergic Receptor Inhibitors
What category are these drugs:
Propranolol, Penbutolol, Pindolol, Carteolol, Nadolol, Sotalol, Timolol
Nonspecific Beta Adrenergic Receptor Inhibitors
What category are these drugs:
Acebutolol, Bisoprolol, Betaxolol, Esmolol, Atenolol, Metoprolol
Beta 1 Adrenergic Receptor Inhibitors
What category is this drug:
Butoxamine
Beta 2 Adrenergic Receptor Inhibitors
What category are these drugs:
Carvedilol, Labetalol
Mixed Alpha/Beta Adrenergic Receptor Inhibitors
What category are these drugs:
Epinephrine, Norepinephrine, Dopamine, Fenoldopam, Isoproterenol, Dobutamine
Catecholamines
What category are these drugs:
Phenylephrine, Methoxamine, Midodrine, Pseudoephedrine, Xylometazoline, Oxymetazoline
Non-Catecholamine a1 > a2 >>>>>> b Adrenergic Receptor Inhibitors
What category are these drugs:
Terbutaline, Albuterol, L-albuterol, Pirbuterol, Salmeterol, Formoterol, Ritodrine
Non-Catecholamine b2 > b1 >>>>> a Adrenergic Receptor Inhibitors
What category is this drug:
Theophylline
Phosphodiesterase Inhibitor
What category are these drugs:
Clonidine, Methylnorepinephrine, Dexmedetomidine, Aproclonidine, Brimonidine
Non-Catecholamine a2 > a1 >>>>>> b Adrenergic Receptor Inhibitors
What category are these drugs:
Amphetamine, Methamphetamine, Phenmetrazine, Methylphenidate, Modafinil, Pemoline
Catecholamine release activators, reuptake inhibitors