Chemistry ยท Biology
Pharmacology and Therapeutics
1,643 Questions
Engage with critical pharmacology and therapeutics questions covering drug classifications and therapeutic mechanisms. Topics include chemical absorption, medication formulations, and pharmacogenomics. This collection is useful for students preparing for medical entrance, nursing, and science competitive examinations.
Chemical absorption routesDrug formulation typesMedication mechanismsEnzyme inhibitorsPharmacogenomic tests
Pharmacology and Therapeutics Questions
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Amitiza
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Lunesta
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Cialis
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Boniva
D
Correct answer
Explanation
Boniva is in the group of medicines called bisphosphonates. It alters the cycle of bone formation and breakdown in the body. Ibandronate slows down bone loss while increasing bone mass, which may prevent bone fractures.
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Farnesol
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Ferrocene
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Fipronil
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Flunixin
D
Correct answer
Explanation
Flunixin is a non-steroidal anti-inflammatory drug (NSAID), analgesic, and antipyretic used in horses. It is often formulated as the meglumine salt.
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Fluoxetine
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Formic acid
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Formamide
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Formaldehyde
B
Correct answer
Explanation
Formic acid is a colourless liquid having a highly pungent and penetrating odor . It is miscible with water and most polar organic solvents and is somewhat soluble in hydrocarbons.. It is an important intermediate in chemical synthesis and occurs naturally, most notably in the venom of bee and ant stings.
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Guanine
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Halothane
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Haematoxylin
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HEPES
B
Correct answer
Explanation
Halothane is an inhalational general anesthetic. Its IUPAC name is 2-bromo-2-chloro-1,1,1-trifluoroethane. It is the only inhalational anesthetic agent containing a bromine atom.
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Ionone
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Ipratropium bromide
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Isobenzofuran
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Borneol
B
Correct answer
Explanation
Ipratropium bromide is an anticholinergic drug used for the treatment of chronic obstructive pulmonary disease and acute asthma. It blocks the muscarinic acetylcholine receptors in the smooth muscles of the bronchi in the lungs and opens the bronchi.
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(2S,4R)-4-Hydroxyproline
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Hydrochlorothiazide
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Histamine
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Serotonin
B
Correct answer
Explanation
Hydrochlorothiazide is a first-line diuretic drug of the thiazide class that acts by inhibiting the kidneys' ability to retain water. This reduces the volume of the blood, decreasing blood return to the heart and thus cardiac output and by other mechanisms, is believed to lower peripheral vascular resistance.
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Allegra
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Adipex-P
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Adderall
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Actiq
A
Correct answer
Explanation
Allegra (fexofenadine) is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.Allegra is used to treat the symptoms of seasonal allergies (hay fever) in adults and children.
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Benzazepines
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Dibenzazepine
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Polyaniline
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Polythiophenes
B
Correct answer
Explanation
Dibenzazepine (iminostilbene) is a chemical compound with two benzene rings fused to an azepine group. Dibenzazepine is used as an intermediate for the synthesis of specific analgesic and antipsychotic agents.
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carbazole
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indole
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azepines
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azepane
D
Correct answer
Explanation
Azepane is a saturated heterocycle, containing one nitrogen atom in seven-membered ring. A well known azepane derivative is caprolactam.
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Abilify
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Accutane
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Insulin
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Lasix
D
Correct answer
Explanation
Lasix is a loop diuretic (water pill) that prevents one's body from absorbing too much salt, allowing the salt to instead be passed in the urine.
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Tryptamine
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Melatonin
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Auxins
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Pindolol
D
Correct answer
Explanation
Pindolol is a nonselective beta blocker with partial beta-adrenergic receptor agonist activity. It possesses ISA (Intrinsic Sympathomimetic Activity). This means that pindolol, particularly in high doses, exerts effects like epinephrine or isoprenaline (increased pulse rate, increased blood pressure, bronchodilation), but these effects are limited.
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Killing activated T-cells
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Inhibition of signal transduction
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Inhibiting division of immune cells
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Inhibition of complement activation
B
Correct answer
Explanation
Immunosuppressive drugs (cyclosporin) prevent T-cells from responding to signals correctly by inhibiting signal transduction pathways.
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Chlorosulfuric acid
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Thioacetic acid
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Tribromoisocyanuric acid
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Trifluoromethanesulfonic acid
A
Correct answer
Explanation
Chlorosulfuric acid is the inorganic compound with the formula HSO3Cl. It is also known as chlorosulfonic acid. It is a distillable, colourless liquid .It is a hygroscopic and a powerful lachrymator.
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morphine
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penicillin
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scrotonin
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Chlorpheniramine
B
Correct answer
Explanation
This option is correct as ampicillin is the semi-synthetic modification of penicillin.
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Brompheniramine
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Aspirin
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Morphine(Heroin)
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Equanil
C
Correct answer
Explanation
This is called narcotic analgesics drug and is used for relief of post operative pain, cardiac pain, pain in terminal cancer and child birth.