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Pharmacology Boards > Pharm 1-Liners High Yield > Flashcards

Pharm 1-Liners High Yield Flashcards

1
Q

Time it takes for amount of drug to fall to half of its value, constant in first order kinetics (majority of drugs)

A

Half-life (T1/2)

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2
Q

Barbiturates, phenytoin, carbamazepine, and rifampin all do this

A

Induce CYP450

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3
Q

Cimetidine, ketoconazole, isoniazid, and grapefruit all do this

A

Inhibit CYP450

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4
Q

Ability of drug to produce the maximal biologic effect

A

Efficacy

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5
Q

Mechanism of action (MOA) utilizes intracellular receptors

A

Steroid and hormones

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6
Q

Mechanism of action (MOA) utilizes transmembrane receptors that have intrinsic enzymatic activity

A

Insulin, EGF, TGFbeta, PDGF, ANP

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7
Q

Antidote used for organophosphate/anticholinesterase poisoning

A

Atropine, pralidoxime (2-PAM)

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8
Q

Antidote used for acetaminophen (APAP) toxicity

A

N-acetylcysteine

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9
Q

Antidote used for heparin toxicity

A

Protamine Sulfate

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10
Q

Antidote used for warfarin toxicity

A

Vitamin K and Fresh frozen plasma (FFP)

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11
Q

Antidote for tissue plasminogen activator (t-PA), streptokinase

A

Aminocaproic acid

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12
Q

Antidote used for opioid toxicity

A

Naloxone (IV), naltrexone (PO)

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13
Q

Antidote used for benzodiazepine toxicity

A

Flumazenil

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14
Q

Interaction with this drug requires dose reduction of 6-MP

A

Allopurinol

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15
Q

May protect against doxorubicin cardio-toxicity by chelating iron

A

Dexrazoxane

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16
Q

Blows DNA (breaks DNA strands), limiting SE is pulmonary fibrosis

A

Bleomycin

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17
Q

Binds tubulin and prevents the disassembly of microtubules during the M phase of the cell cycle inducing mitotic arrest

A

Paclitaxel (taxol)

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18
Q

Anti-estrogen used for estrogen receptor + breast cancer

A

Tamoxifen

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19
Q

Anti-emetics used in association with anti-cancer drugs that are 5-HT3 (serotonin receptor subtype ) antagonist

A

Odansetron, granisetron, dolasetron, palonosetron

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20
Q

Hormone inhibiting prolactin release

A

Dopamine

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21
Q

ACTH analog used for diagnosis of patients with corticosteroid abnormality

A

Cosyntropin

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22
Q

Synthetic analog of ADH hormone used for diabetes insipidus and nocturnal enuresis

A

Desmopressin (DDAVP)

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23
Q

Agent of choice for the treatment of hypothyroidism

A

Levothyroxine (T4)

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24
Q

Thioamide less likely to cross placenta, inhibits peripheral conversion of T4 to T3 in high doses, and indicated for pregnant women in 1st trimester

A

Propylthiouracil (PTU)

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25
Q

Propylthiouracil (PTU) mechanism of action

A

Inhibits thyroid peroxidase

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26
Q

Some side effects of corticosteroids

A

Hyperglycemia, Osteopenia, impaired wound healing, inc. risk of infection, inc. appetite, HTN, edema, PUD, euphoria, psychosis

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27
Q

Diuretic used to antagonize aldosterone receptors

A

Spironolactone

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28
Q

Common SE of spironolactone

A

Gynecomastia and hyperkalemia

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29
Q

Selective estrogen receptor modulator (SERM) used for prevention of osteoporosis and currently being tested for treatment of breast cancer (Stars study)

A

Raloxifene

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30
Q

Non-steroidal estrogen agonist causes clear cell adenocarcinoma of the vagina in daughters of women who used it during pregnancy

A

Diethylstilbestrol (DES)

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31
Q

Converted to more active form DHT by 5 alpha-reductase

A

Testosterone

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32
Q

Product of proinsulin cleavage used to assess insulin production

A

C-peptide

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33
Q

Long acting insulin

A

NPH Insulin

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34
Q

Amino acid derivative for treatment of Type II diabetes

A

Nateglinide

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35
Q

Increase bone density, also being tested for breast CA tx.

A

Raloxifene (SERM-selective estrogen receptor modulator)

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36
Q

Used intranasally and decreases bone resorption

A

Calcitonin (salmon prep)

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37
Q

Drug that causes contraction of the uterus

A

Oxytocin

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38
Q

Distribution of histamine receptors H1, H2, and H3

A

Smooth muscle and mast cells; stomach, heart, and mast cells; nerve endings, CNS respectively

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39
Q

1st generation antihistamine that is highly sedating

A

Diphendydramine

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40
Q

2nd generation antihistamines

A

Fexofenadine, loratadine, and cetirizine

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41
Q

H2 blocker that causes the most interactions with other drugs

A

Cimetidine

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42
Q

5HT-1D/1B agonist used for migraine headaches

A

Sumatriptan, naratriptan, and rizatriptan

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43
Q

Agents for reduction of postpartum bleeding

A

Oxytocin and ergonovine

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44
Q

Agents used in treatment of carcinoid tumor

A

Cyproheptadine

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45
Q

5HT-3 antagonist used in chemotherapeutic induced

emesis

A

Ondansetron, granisetron, dolasetron and palonosetron

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46
Q

Ergot alkaloid used as an illicit drug

A

LSD

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47
Q

Dopamine agonist used in hyperprolactinemia

A

Bromocriptine

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48
Q

Mediator of tissue pain, edema, inactivated by ACE, and may be a contributing factor to the development of angioedema

A

Bradykinin

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49
Q

Drug causing depletion of substance P (vasodilator)

A

Capsaicin

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50
Q

Prostaglandins that cause abortions

A

Prostaglandin E1 (misoprostol), PGE2, and PGF2alpha

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51
Q

Inhibitor of lipoxygenase

A

Zileuton

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52
Q

Used in pediatrics to maintain patency of ductus arteriosis

A

PGE1 (Alprostadil)

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53
Q

Prostaglandin used as 2nd line treatment of erectile dysfunction

A

PGE1 (Alprostadil)

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54
Q

MOA and effect of nitric oxide

A

Stimulates cGMP which leads to vascular smooth muscle relaxation

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55
Q

Muscarinic antagonist used in COPD

A

Ipratropium, tiotropium

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56
Q

MOA action of cromolyn

A

Blocks opening of Cl channels to prevent mast cell degranulation

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57
Q

SE of long term (>5 days) corticosteroid therapy and remedy

A

Adrenal suppression and weaning slowly, respectively

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58
Q

MOA of fluoroquinolones

A

Inhibit DNA gyrase (topoisomerase II) and topoisomerase IV

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59
Q

Drug used for MRSA

A

Vancomycin

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60
Q

Vancomycin MOA

A

Binds D-Ala-D-Ala on murein monomers and prevent polymerization of the murein monomers

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61
Q

Meningitis prophylaxis in exposed patients

A

Rifampin

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62
Q

Technique used to diagnose perianal itching, and the drug used to treat it

A

Scotch tape technique

and mebendazole

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63
Q

MOA of sulfonamides

A

Inhibit dihydropteroate synthase

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64
Q

Cheap wide spectrum antibiotic DOC of otitis media

A

Amoxicillin

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65
Q

Drug of choice for tx of pseudomembranous colitis

A

Metronidazole

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66
Q

Anemia caused by trimethoprim

A

Megaloblastic anemia

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67
Q

DOC for giardia, bacterial vaginosis, pseudomembranous colitis, and trichomonas

A

Metronidazole

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68
Q

Treatment for TB patients (think RIPE)

A

Rifampin, Isoniazid, Pyrazinamide, and Ethambutol

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69
Q

Common side effect of Rifampin

A

Orange urine discoloration

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70
Q

DOC for influenza A and B

A

Oseltamivir or Zanamivir

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71
Q

DOC for RSV

A

Ribavirin

72
Q

HIV antiviral class known to have severe drug interactions by causing inhibition of metabolism

A

Protease inhibitors

73
Q

DOC for N. gonorrhea

A

Ceftriaxone

74
Q

DOC for herpes and its MOA

A

Acyclovir; activates thymidine kinase

75
Q

Anti-bacterials that cause hemolysis in G6PD-deficient patients

A

Sulfonamides

76
Q

Reason benzos are used cautiously in pregnancy

A

Ability to cross the placenta

77
Q

Antidote to benzodiazepine overdose (antagonist that reverses the CNS effects)

A

Flumazenil

78
Q

Agent that is metabolized to acetaldehyde by alcohol dehydrogenase and microsomal ethanol-oxidizing system (MEOS)

A

Ethanol

79
Q

System that increases in activity with chronic exposure and may contribute to tolerance

A

Microsomal ethanol oxidizing system MEOS

80
Q

The most common neurologic abnormality in chronic alcoholics

A

Peripheral neuropathy (also excessive alcohol use is associated with HTN, anemia, and MI)

81
Q

Drugs of choice for generalized tonic-clonic and partial seizures

A

Valproic acid, Phenytoin and Carbamazepine

82
Q

Drugs of choice for absence seizures

A

Ethosuximide and valproic acid

83
Q

Drug of choice for myoclonic seizures

A

Valproic acid

84
Q

Anti-seizure drugs used also for pain of neuropathic orgin

A

Gabapentin

85
Q

SE of phenytoin

A

Gingival hyperplasia, nystagmus, diplopia and ataxia

86
Q

DOC for malignant hyperthermia that may be caused by use of halogenated anesthetics

A

Dantrolene

87
Q

Benzodiazepine receptor antagonist, it accelerates recovery from benzodiazepine overdose

A

Flumazenil

88
Q

Opioid associated with awareness during surgery and post-operative recall, but still used for high-risk cardiovascular surgeries

A

Fentanyl

89
Q

DOC for malignant hyperthermia by acting on the sarcoplasmic reticulum or skeletal muscle

A

Dantrolene

90
Q

Antipsychotics, reserpine at high doses, and MPTP (by-product of illicit meperidine analog) and is irreversible

A

Drug induced Parkinsonism

91
Q

Side effects occuring in antipsychotics that block dopamine

A

EPS, hyperprolactinemia, amennorrhea, galactorrhea, neuroleptic malignant syndrome

92
Q

Antipsychotics having the strongest autonomic effects

A

Chlorpromazine or Thioridazine

93
Q

Agent with greater affinity to 5HT2A receptor; reserved for refractory schizophrenia, and can cause weight gain and agranulocytosis

A

Clozapine

94
Q

Anti-psychotics shown not to cause tardive dyskinesia

A

Clozapine and quetiapine

95
Q

Patients being treated with lithium, who are dehydrated, or taking diuretics concurrently, could develop

A

Lithium toxicity, lithium-induced nephrogenic diabetes insipidus

96
Q

DOC for bipolar affective disorder

A

Lithium

97
Q

SE of lithium

A

Tremor, sedation, ataxia, aphasia, thyroid enlargement, and reversible diabetes insipidus

98
Q

TCA used in chronic pain, enuresis, and OCD

A

Imipramine

99
Q

Unicyclic antidepressant least likely to affect sexual performance, used for management of nicotine withdrawal, SE’s include dizziness, dry mouth, aggravation of psychosis, and seizures

A

Bupropion

100
Q

Activation of these receptors close Ca2+ ion channels to inhibit neurotransmitter release and pain transmission

A

Presynaptic mu, delta, and kappa receptors

101
Q

Tolerance to all effects of opioid agonists can develop except

A

Miosis, convulsions and constipation

102
Q

Opioid used in the management of withdrawal states

A

Methadone

103
Q

Opioid available trans-dermally

A

Fentanyl

104
Q

Opioid that can be given PO, by epidural, and IV, which helps to relieve the dyspnea of pulmonary edema

A

Morphine

105
Q

Moderate opioid agonists

A

Codeine, hydrocodone, and oxycodone

106
Q

Opioid antagonist that is given IV and had short DOA

A

Naloxone

107
Q

Opioid antagonist that is given orally in alcohol dependency programs

A

Naltrexone

108
Q

Readily detected markers that may assist in diagnosis of the cause of a drug overdose include

A

Changes in heart rate, blood pressure, respiration, body temperature, sweating, bowel signs, and pupillary responses

109
Q

This agent may cause more severe, rapid and intense symptoms (abstinence syndrome) to a recovering addict

A

Naloxone

110
Q

“Date rape drug”

A

Flunitrazepam (rohypnol)

111
Q

These agents are CNS depressants

A

Ethanol, Barbiturates, and Benzodiazepines

112
Q

Treatments available for nicotine addiction

A

Patches, gum, nasal spray, psychotherapy, and bupropion

113
Q

THC is active ingredient, SE’s include impairment of judgment, and reflexes, decreases in blood pressure and psychomotor performance occur

A

Marijuana

114
Q

This agent has greater affinity for muscarinic receptors and used for postoperative and neurogenic ileus and urinary retention

A

Bethanechol

115
Q

Toxicity of cholinergics

A

DUMBELSS (diarrhea, urination, miosis, bronchoconstriction, excitation of skeletal muscle and CNS, lacrimation, salivation, and sweating)

116
Q

Treat manifestations of Parkinson’s disease and EPS

A

Benztropine, trihexyphenidyl

117
Q

Treatment of motion sickness

A

Scopolamine

118
Q

Produce mydriasis and cycloplegia

A

Atropine and other anti-muscarinic agents

119
Q

Bronchodilation in asthma and COPD

A

Ipratropium, tiotropium

120
Q

Pneumonic for beta receptors

A

You have 1 heart (Beta 1) and 2 lungs (Beta 2)

121
Q

These agents decrease blood flow or increase blood pressure, are local decongestant, and used in therapy of spinal shock (temporary maintenance of blood pressure which may help maintain perfusion)

A

Alpha1 agonists

122
Q

Alpha 1 agonist toxicity

A

Hypertension

123
Q

Selective Alpha 1 blocker used for hypertension, BPH, may cause first dose orthostatic hypotension

A

Prazosin, terazosin, doxazosin

124
Q

Selective B1 Receptor blockers that may be useful in treating cardiac conditions in patients with asthma

A

Acebutolol, atenolol, esmolol, metoprolol

125
Q

This beta blocker lacks local anesthetic activity (decreases protective reflexes and increases the risk of corneal ulceration) and used in treating glaucoma

A

Timolol

126
Q

These Beta blockers decrease aqueous secretion

A

Timolol (nonselective), betaxolol (selective)

127
Q

Captopril and enalapril (-OPRIL ending) are

A

ACE inhibitors

128
Q

SE of ACE inhibitors

A

Dry cough, hyperkalemia

129
Q

ACE inhibitors are contraindicated in

A

pregnancy and with hyperkalemia

130
Q

Losartan and valsartan block

A

AT1 receptors

131
Q

Side effect associated with ACEI but not ARBs

A

Dry cough

132
Q

SE of CCB

A

Constipation, edema, and headache

133
Q

Reduce heart rate, contractility, and O2 demand

A

Beta-blockers

134
Q

Cardioselective Beta 1-blockers

A

Atenolol, acebutolol, and metoprolol

135
Q

SE of beta blockers

A

Bradycardia, SEXUAL DYSFUNCTION, decrease in HDL, and increase in Triglycerols (TG)

136
Q

Alpha 1selective blockers

A

Prazosin, terazosin and doxazosin (-AZOSIN ending)

137
Q

A1a-selective blocker used for BPH

A

Tamsulosin (Flomax)

138
Q

SE of alpha blockers

A

Orthostatic hypotension (especially with first dose) and reflex tachycardia

139
Q

Methyldopa is contraindicated in

A

Geriatrics due to its CNS (depression) effects

140
Q

SE of hydralazine

A

Lupus-like syndrome

141
Q

Diuretic used as prophylactic for mountain sickness and glaucoma

A

Acetazolamide

142
Q

Side effects of acetazolamide

A

Paresthesias, alkalization of the urine (which may ppt. Ca salts), hypokalemia, metabolic acidosis, and encephalopathy in patients with hepatic impairment

143
Q

Site of action of loop diuretics

A

Thick ascending limb

144
Q

Side effects of loop (furosemide) diuretics

A

Hyperuricemia, hypokalemia, metabolic alkalosis and ototoxicity

145
Q

An electrolyte that is lost in the urine by acute treatment with loop diuretics but can be retained by thiazides

A

Calcium

146
Q

Site of action of thiazide diuretics

A

Early distal convoluted tubule

147
Q

Side effects of thiazide (HCTZ) diuretics

A

Hyperuricemia, hypokalemia, metabolic alkalosis, hyperlipidemia, and hyperglycemia

148
Q

Mechanism of action of amiloride

A

Inhibit epithelial sodium channels in the distal convoluted tubules and collecting duct

149
Q

Diuretic used to treat primary aldosteronism

A

Spironolactone, eplerenone

150
Q

Side effect of spironolactone

A

Gynecomastia hyperkalemia, and impotence

151
Q

Diuretic used to reduce intracranial pressure

A

Mannitol

152
Q

MOA of class I A (eg. Procainamide), class IB (eg. Lidocaine), and class IC (eg. Flecainide) antiarrhythmics

A

Sodium channel blockers

153
Q

SE of procainamide

A

Lupus-like syndrome

154
Q

Limiting side effect of Quinidine

A

Prolongs QT interval

155
Q

DOC for management of acute Ventricular arrhythmias

A

Lidocaine

156
Q

Life threatening cardiac event that prolong QT leads to

A

Torsades de pointes

157
Q

MOA of sildenafil (Viagra)

A

Inhibits phosphodiesterase-5, enhancing effects of nitric oxide-activated increases in cGMP

158
Q

MOA of nitrates

A

Relax vascular smooth muscle, at low doses dilate veins and at high doses dilate arterioles

159
Q

Heparin (PTT) increases activity of

A

Antithrombin 3

160
Q

Antidote to reverse actions of heparin

A

Protamine sulfate

161
Q

SE of Aspirin

A

GI bleeding

162
Q

MOA of thrombolytics

A

Lyse thrombi by catalyzing the formation of plasmin which binds fibrin

163
Q

Thrombolytics are used for

A

Pulmonary embolism and DVT

164
Q

Agent for pernicious anemia

A

Cyanocobalamin (Vit B12)

165
Q

Agent used for megaloblastic anemia (but does NOT reverse neurologic symptoms) and decrease neural tube defects during pregnancy

A

Folic acid

166
Q

Agent used for anemias associated with renal failure

A

Erythropoietin

167
Q

How drug or foods (grapefruit juice) increase statin effect

A

Inhibit Cytochrome P450 3A4

168
Q

Monitoring parameter to obtain before initiation of STATINS

A

LFT’s

169
Q

Decreases liver triglycerol synthesis

A

Niacin

170
Q

SE of niacin

A

Cutaneous flush

171
Q

Fibrates (gemfibrozil) increase activity of

A

Lipoprotein lipase

172
Q

Agent used for closure of patent ductus arteriosus

A

Indomethacin

173
Q

Acetaminophen only has what activity?

A

Antipyretic and analgesic activity

174
Q

Antidote for acetaminophen toxicity

A

N-acetylcysteine

175
Q

DMARDs are slow acting drugs for

A

Rheumatic disease

176
Q

Agent that inhibits xanthine oxidases and used to treat chronic gout

A

Allopurinol, febuxostat

Pharmacology Boards (3 decks)

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