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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Eosin
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Ephedrine
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Epinephrine
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Erucic acid
B
Correct answer
Explanation
Ephedrine is a sympathomimetic amine commonly used as a stimulant, appetite suppressant, concentration aid, decongestant, and to treat hypotension associated with anaesthesia.
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Collybia velutipes
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Ganoderma lucidum
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Volvariella
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Lentinula edodus
A
Correct answer
Explanation
Eritadenine is isolated from fungus Collybia velutipes. It is an edible mushroom.
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Desflurane
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Nitrous oxide
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Sevoflurane
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Ionones
D
Correct answer
Explanation
The ionones are a series of closely related chemical substances that are part of a group of compounds known as rose ketones, which also includes damascones and damascenones. Ionones are aroma compounds found in a variety of essential oils, including rose oil.
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Azines
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Nicotinamide
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Pyridoxal
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Mepyramine
D
Correct answer
Explanation
Mepyramine, also known as pyrilamine, is a first generation antihistamine, targeting the H1 receptor.However, it rapidly permeates the brain often causing drowsiness. It also has anticholinergic properties.
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Butabarbital
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Aprobarbital
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Methylphenobarbital
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Benzobarbital
C
Correct answer
Explanation
Methylphenobarbital is a drug which is a barbiturate derivative. It is used as a sedative, anxiolytic and anticonvulsant. It is the N-methylated analogue of phenobarbital, and has similar indications, therapeutic value, and tolerability.
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Fetal fibronectin
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Heparin
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Actin
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Vinculin
B
Correct answer
Explanation
Heparin is widely used as an injectable anticoagulant, and has the highest negative charge density of any known biological molecule. It can also be used to form an inner anticoagulant surface on various experimental and medical devices such as test tubes and renal dialysis machines.
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phenobarbital
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pentobarbital
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secobarbital
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amobarbital
B
Correct answer
Explanation
Pentobarbital is a short-acting barbiturate that was first synthesized in 1928. Pentobarbital is available as both a free acid and a sodium salt, the former of which is only slightly soluble in water and ethanol.
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Trichloroethylene
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Methoxypropane
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Methoxyflurane
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Halothane
A
Correct answer
Explanation
Trichloroethylene is a chlorinated hydrocarbon commonly used as an industrial solvent. It is a clear non-flammable liquid with a sweet smell.It is used as a volatile anesthetic and as an inhaled obstetrical analgesic in millions of patients.
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2-Ethylhexanol
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Isophthalic acid
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Isopropyl alcohol
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Isoquinoline
D
Correct answer
Explanation
Isoquinoline is a heterocyclic aromatic organic compound. It is a structural isomer of quinoline. Isoquinoline and quinoline are benzopyridines, which are composed of a benzene ring fused to a pyridine ring.
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Plavix
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Prednisone
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Geodon
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Gabapentin
D
Correct answer
Explanation
Gabapentin is an anti-epileptic medication, also called an anticonvulsant. It affects chemicals and nerves in the body that are involved in the cause of seizures and some types of pain.
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Wellbutrin
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Vytorin
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Voltaren
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Valtrex
D
Correct answer
Explanation
Valtrex is an antiviral drug. It slows the growth and spread of the herpes virus so that the body can fight off the infection. Valtrex will not cure herpes, but it can lessen the symptoms of the infection.
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Tylenol
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Trazodone
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Tramadol
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Topamax
C
Correct answer
Explanation
Tramadol is a narcotic-like pain reliever.It is used to treat moderate to severe pain. Tramadol extended-release is used to treat moderate to severe chronic pain when treatment is needed round the clock.
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Zyrtec
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Zyprexa
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Zoloft
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Zocor
D
Correct answer
Explanation
Zocor is in a group of drugs called HMG CoA reductase inhibitors, or statins. Simvastatin reduces levels of bad cholesterol (low-density lipoprotein, or LDL) and triglycerides in the blood, while increasing levels of good cholesterol (high-density lipoprotein, or HDL).
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nepetalactone
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permethrin
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IR3535
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Menthoglycol
A
Correct answer
Explanation
Nepetalactone is an organic compound, first isolated from the plant catnip (Nepeta cataria), which acts as a cat attractant. Nepetalactone is bicyclic terpenoid, i.e., it is a ten-carbon compound derived from isoprene with two fused rings, a cyclopentane and a lactone.
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Prilosec
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Promethazine
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Propecia
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Seroquel
A
Correct answer
Explanation
Prilosec belongs to a group of drugs called proton pump inhibitors. Omeprazole decreases the amount of acid produced in the stomach. It is used to treat symptoms of gastroesophageal reflux disease (GERD) and other conditions caused by excess stomach acid.