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69 Cards in this Set
- Front
- Back
Methyldopa
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Centrally acting Sympathoplegic
-A2>A1 -replaces NE in adrenergic vesicles -agonist at CNS adrenergic receptors -used for HTN |
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Ephedrine
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Direct/Indirect Adrenergic Agonist
- mimic actions of Epi -mild stimulant,cross blood-brain, not effected by COMT (can take PO), racemic, decongestant |
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Metaraminol
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Direct-indirect adrenergic agonist
- mimic actions of Epi, treatment for hypotension |
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Cocaine
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Indirect adrenergic agonist
-Alpha receptors, displaces NE at receptors (elevated NE), decreases dopamine reuptake (elevated dopa),topical anesthetic, vasoconstrict |
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Tyramine
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Indirect Adrenergic Agonist
found in fermented foods, inactivated by digestion, sympathomimetic if not digested |
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Amphetamine
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indirect Adrenergic Agonist
elevates (NE, Serotonin, Dopa), enters CNS (no -OH group), elevated mood, decreased appetite |
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Diltiazem
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non-Dihydropyradine Ca++ Blocker(don't give B-Blockers). acts in vessels&heart,decreased PVR/HR/contractility/o2 Demand,used with angina&HTN. Toxicity:AV block,additive with cardiac depressents&anti-HTN
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Verapamil
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non-Dihydropyradine Ca-blocker (don't give B-blockers). Act on vessels&heart, decrease PVR/HR/contractility. Use with angina, HTN.Toxicity:AV block, additive with cardiac depressants and anti-HTN
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Nifedipine
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Dihydropyradine Ca-blocker, acts on vessels, decrease PVR. Toxicity: hypotension, additive with vasodilators
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Amlodipine
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Dihydropyradine Ca-blocker. acts on vessels, decrease PVR. Toxicity: hypotension, additive with vasodilators. HIGH AFFINITY FOR CEREBRAL VESSLELS
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Nicardipine
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IV-Dihydropyradine Ca-blocker, acts on vessels, decrease PVR. Toxicity: hypotension, additive with vasodilators
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Bepridil
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Dihydropyradine Ca-blocker, also blocks Na channels. Decreases PVR, may cause torsades, don't use with hx of severe arrythmias
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Clevidipine
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IV-Dihydropyradine Ca-Blocker, decrease PVR, short onset/duration (acts like esmolol), fat emulsion, use for 24 hours only
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Guanethidine
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Ganglion Blocking (sympathetic nerve terminal blocker) replaces NE is vessicles (decreased NR at receptors), decreases BP, diarrhea, blocks nicotinic receptors. Toxic: orthostatic, sexual dysfunction
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Resperine
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Ganglion blocker (sympathetic nerve terminal blocker). Blocks re-uptake and storage of NE, decreased NE, Dopa, serotonin. Toxic: sedation, Gi disturbances
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Clonodine
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Central Acting Sympathoplegic, Alpha 2
decreases catecholamines, use for HTN, sleep, migrains, neuropathic pain. Causes initial increase BP |
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Metolprolol
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Beta-antagonist, B1>B2, decrease HR & BP, decrease renin, safer with asthma. Use in angina,HTN, arrythmias. Causes decrease HR, fatigue. Membrane stabilizing
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Atenolol
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Beta-antagonist, B1>B2, decrease HR & BP, decrease renin, safer with asthma. Use in angina, HTN, arrythmias. Causes decreased HR, fatigue
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Betaxolol
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Beta-antagonist, B1>B2, decrease HR & BP, decrease renin, safer with asthma. Use in angina, HTN, arrythmias. Causes decreased HR, fatigue
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Nebivolol
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Beta-antagonist, B1>B2, decreased HR & BP, decreased renin, safer with asthma, use in angina, HTN, arrythmias. Cause decreased HR, fatigue
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Butoxamine
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Beta-antagonist, B2>B1, elevates PVR, used topically in eye
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Timolol
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Beta-antagonist, B1 and B2. Decreases HR and renin. Used with HTN, angina, arrythmias, migains, hyperthyroidism. Causes decreased HR, worse asthma, fatigue
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Nadolol
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Beta-antagonist, B1 and B2. Decreases HR and renin, used with HTN, angina, arrythmias, migrains, hyperthyroidism. Causes decreased HR, worse asthma, fatigue
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Propranolol
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Beta-antagonist, B1 and B2. Decreases HR and renin, used with HTN, angina, arrythmias, migrains, hyperthyroidism. Causes decreased HR, worse asthma, fatigue. Membrane stabilizing
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Terazosin
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Alpha-antagonist, A1
Relaxes arteries and veins, no increase in catecholamines. Used with BPH, HTN (1st dose effect) |
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Doxazosin
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Alpha-antagonist, A1
Relaxes arteries and veins, no increase in catecholamines. Used with BPH, HTN (1st dose effect). Decreases insulin release |
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Prazosin
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Alpha-antagonist, A1>>>>A2
relaxes arteries and veins, no increase in catecholamines, used for BPH, HTN (1st dose effect) |
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Phentolamine
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Alpha-antagonist, A1=A2
Vasodilation, increase in catecholamines (A2 blocked). Used for pheochromocytoma, nasal congestion |
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Phenoxybenzamine
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Alpha-antagonist, A1>A2
Covalent bonds, lowers BP (HR increased due to baroreceptors), inhibit NE reuptake. Use with pheochromocytome, nasal congestion. Toxicity:increased HR, hypotension |
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Tamsulosin
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Alpha-antagonist, A1 competative (slight A1a).
Blocks prostate smooth muscle more than vascular, less effect on BP. Used with BPH |
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Pindolol
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partial Beta-antagonist, B1,B2 sympathomimetic
Decrease BP, slight decrease HR. Use with HTN, arrythmias, migrains. May avoid worsening of bradycardia, fatigue |
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Acebutolol
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Partial Beta-antagonist, B1, B2. Decreased BP, slight decrease in HR. Use with HTN, arrythmias, migrains. May avoid worsening of bradycardia, fatigue
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Carteolol
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Partial Beta-antagonist, B1, B2
Decrease BP, slight decrease HR, used with HTN, arrythmias, migrains. May avoid worsening bradycardia, fatigue |
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Celipiolol
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Partial Beta-antagonist, B1, B2
Decreased BP, slight decrease HR. Use with HTN, arrythmias, migrains. May avoid worsening bradycardia, fatigue |
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Penbutolol
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Partial Beta-antagonist, B1, B2
Decrease BP, slight decrease HR. Use with HTN, arrythmias, migrains. May avoid worsening bradycardia, fatigue |
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Carvedilol
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Partial Beta-antagonist B>A1
Long 1/2 life, used for heart failure, causes fatigue |
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Esmolol
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IV Beta-antagonist, B1>B2
Decreases BP & HR. Use for arrythmias, HTN, MI-intra-op. Short 1/2 life, easy to titrate |
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Nitroprusside
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Vasodilator, release of NO (looks like NO), Toxicity: cyanide poisoning (from metabolism)-->use sodium thiosulfate, Thyocyonate also toxic. Renal excretion
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Fenoldopam
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Vasodilator, activates D1 receptors
Powerful vasodilation, causes hypotension, possible shock |
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Diazoxide
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Vasodilator, opens K+ channels
Powerful vasodilation, hypotension, possible shock. renal excretion |
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Minoxidil
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Vasodilator, metabolite opens K+ channels is vascular smooth muscle. Toxicity: hypertrichosis, stronger than hydralazine
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Hydralazine
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Vasodilator, causes NO release. Vasodilation arteries>veins, reflex tachycardia. Toxicity: tachycardia, increased side effects with doses >400mg (slow acytylators)
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Nitroglycerine
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Nitrate, release NO in smooth muscle. Increased cGMP, decrease PVR, vasodilation, increase coronary flow, synergistic hypotension with phosphodiesterase inhibitors, volitile, SL-avoids 1st pass, 4 byproducts, can build tolerance
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Amyl Nitrite
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Nitrate, release NO in smooth muscle. Sympathetic discharge (increase HR/contractility due to vasodilation), more potent than NTG, most volitile of nitrates, can be inhaled, tolerance
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Isosorbide
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Nitrate, release of NO. Metabolite of NTG
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Losartin
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Angiotensin receptor blocker (ARB)
reduces angiotensin II, decrease vasoconstriction, No bradykinin effect--> no cough, teratogenic |
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Valsartin
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Angiotensin receptor blocker (ARB)
reduces angiotensin II, decrease vasoconstriction, No bradykinin effect--> no cough, teratogenic |
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Captopril
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ACE-inhibitor
reduces angiotensin II, decrease vasoconstriction and proteinuria, increase bradykinin, used with HTN&DM, short 1/2 life, causes cough, teratogenic |
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Enalapril
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ACE-inhibitor
reduces angiotensin II, decrease vasoconstriction & proteinuria, increase bradykinin, used with HTN, DM. can cause cough, teratogenic |
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Lisinopril
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ACE-inhibitor
reduces angiotensin II, decrease vasoconstriction & proteinuria, increase bradykinin, used with HTN, DM. can cause cough, teratogenic |
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Benzepril
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ACE-inhibitor
reduces angiotensin II, decrease vasoconstriction & proteinuria, increase bradykinin, used with HTN, DM. can cause cough, teratogenic |
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Fosinopril
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ACE-inhibitor
reduces angiotensin II, decrease vasoconstriction & proteinuria, increase bradykinin, used with HTN, DM. can cause cough, teratogenic |
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Quinapril
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ACE-inhibitor
reduces angiotensin II, decrease vasoconstriction & proteinuria, increase bradykinin, used with HTN, DM. can cause cough, teratogenic |
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Ramipril
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ACE-inhibitor
reduces angiotensin II, decrease vasoconstriction & proteinuria, increase bradykinin, used with HTN, DM. can cause cough, teratogenic |
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Terbutaline
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Beta-agonist, B2
Smooth muscle vasodilation, relax uterus |
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Ritodrine
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Beta-agonist, B2
Smooth muscle vasodilation |
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Metaproterenal
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Beta-agonist, B2
Bronchodilator |
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Isoproteranol
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Beta-agonist, B2
Vasodilator, increase CO, decrease DBP/MAP, increase/decrease SBP 0.5-5mcg/min Catecholamine |
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Dopamine
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Adrenergic-agonist, D, B1, A1 (high doses)
dilate renal arteries, increase urine output, B1 inotrope/chronotrope Low: 1-3mcg/kg/min Med: 2-10mcg/kg/min High: >10mcg/kg/min Catecholamine |
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Dobutamine
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Adrenergic-agonist, B1, A1 (high doses)
positive inotrope, used for heart failure/cardiogenic shock. 2.5-15mcg/kg/min (45mcg max) catecholamine |
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Albuterol
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Adrenergic agonist, B2
Broncholar smooth muscle relaxation |
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Phenylephrine
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Adrenergic agonist, A1
Vasoconstriction, 100x less potent then Epi, not inactivated by COMT |
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Norepinephrine
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Adrenergic agonist, A, B1
Alpha vasoconstriction, increases SBP/DBP, vagal reflex decreases HR. 8-12 mcg/min Catecholamine |
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Methoxamine
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Adrenergic Agonist, A1
alpha vasoconstriction |
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Epinephrine
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Adrenergic Agonist, A1=A2, B1=B2
alpha vasoconstriction, B1 inotrope, B2 chronotrope/dilate skeletal muscle 1-10mcg/min Catecholamine |
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Clonodine
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Adrenergic Agonist, A2
central sympatholytic effects: decrease catecholamines, use to treat HTN, sleep, migrains, neropathic pain, initial increase in BP |
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Oxymetazoline
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Alpha agonist
used in nasal spray, high doses cross blood-brain barrier, ADHD drug |
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Xylometazoline
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Alpha agonist
used in nasal spray, high doses cross blood-brain barrier, ADHD drug |
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Labetalol
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Beta-antagonist, B, A1. Use with HTN and angina. Lesslikely to cause bradycardia and cholesterol abnormalities. Metabolized by CYP2D6
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