pharmacology MCQs – Page 18

Practise focused pharmacology questions with marked answers for exam preparation and subject revision.

pharmacology Mcqs
341. Not true about PnG is______________?
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A. Used for treatment of meningococcal meningitis

B. Destroyed by gastic acid

C. More concentrated in prostatic secretion and intraocular fluids

D. Very active against sensitive gram positive coci

342. Fluconazole is used for the treatment of______________?
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A. Candidiasis

B. Herpes simplex

C. Syphilis

D. Pemphigus

343. Which on of the following is penicillinase resistant penicillin_______________?
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A. Ampicillin

B. Cloxacillin

C. Penicillin G

D. Amoxycillin

344. The drug which activates plasma antithrombin -III for its anticogulant action is____________?
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A. Idphenadione

B. Heparin

C. Dicumarol

D. Phenindone

345. Which of the following antibiotics is most frequently associated with pseudomembranous colitis ?
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A. Ampicillin

B. Cephalosporin

C. Clindamycin

D. Penicillin

346. Cephalosporines have all of the following interactions except_____________?
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A. Have a broad spectrum but are inactive against anaerobes

B. Show cross sensitivity with penicillins

C. Are penicillinase resistant

D. Are used in upper respiratory tract infections

347. A distinict advantage that tetracyclines have over penicillins is that tetracyclines_____________?
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A. Have no side effects

B. Do not cause superinfections

C. Are safer to use during pregnancy

D. Have a wider range of antibacterial activity
348. Fellypressin is a_______________?
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A. Vaso constrictor

B. Neuroleptic

C. Anti coagulant

D. Vaso dilator

349. The anticoagulant action of Warfarin is potentiated by all except_____________?
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A. Rifampicin

B. B & C

C. Vitamin K

D. Phenylbutazone

350. Delay in blood coagulation results from_____________?
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A. Heparin

B. Vit-K

C. Human thrombin

D. Ferric chloride

351. A person with glaucoma should not receive________________?
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A. Antisialogogues

B. Vasoconstrictors

C. Sedatives

D. Local anaesthetic

352. Neuromuscular blocking agent with duration of onset of action less than 2 minutes is_________________?
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A. Gallamine

B. Succinyl choline

C. Pancuronium

D. D-tubocuraine

353. Tetracycline is more preferred in periodontics because______________?
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A. All of the above

B. It has anticollagenolytic effect

C. None of the above

D. It is broad spectrum antibiotic

354. The antidote for heparin is______________?
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A. Pryosulphate

B. Penicillinase

C. Potassium sulphate

D. Protamine sulphate
355. Rebound phenomenon is most commonly seen with use of_________________?
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A. Phenyleprine

B. Epinephrine

C. Norepinephrine

D. Leuonordefrin

356. Which of the following is associated with neutropenia ?
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A. Vinblastin

B. Cisplastin

C. Methotrexate

D. Doxorubicin

357. Cloidogrel is an______________?
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A. Antipalatelet

B. Antidiabetic

C. Anti hypertensive

D. Anticoagulant

358. INH induced neuropathy is treated with______________?
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A. Pyridoxine

B. Riboflavin

C. Thiamine

D. Niacin

359. Stepwise mutation for drug resistance is seen with_____________?
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A. Kanamycin

B. Streptomycin

C. Garamycin

D. Penicillin
360. Which of the following general anesthetics is given by intravenous route ?
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A. Sevofluorane

B. Naloxane

C. Propofol

D. Flumizenil