pharmacology Mcqs
301. Which of the following drugs will not produce allergic reactions ?
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A. Cephalosporins

B. Sulfonamides

C. Certrizine

D. Pencillins

302. Progestin compound that does not alter lipid profile is______________?
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A. Norethindrone

B. Levonorgestrel

C. Gestodene

D. Medroxyprogesterone

303. Platelet aggregation in inhibited by all except_______________?
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A. Salicylates

B. Phenobarbitone

C. Indomenthacin

D. Dypyradimole

304. Untrue about vitamin D is_______________?
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A. Hydroxylation of 25-hydroxycholecalcitenol occurs in kidney

B. Increased parathyroid hormone secretion is seen in renal failure

C. UV light helps in formation

D. 25-hydroxycholecalciferol is used in treatment of renal failure
306. Tannic acid is used in the following conditions except_____________?
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A. Alkaloidal poisoning

B. Toothache

C. Bleeding piles

D. Bleeding gums

307. Ipratropium bromide is used for_____________?
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A. >Bronchial asthma

B. miosis

C. Organophosphorus poisoning

D. Renal colic

308. Aspirin is contraindicated in_______________?
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A. MI

B. Hypertension

C. Angina

D. Peptic ulcer
309. During administration of NSAIDs in children, the most important of dose administration is______________?
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A. Age of child

B. Nature of the drug

C. Chronicity of pain

D. Weight of the child
310. Side of action of muscle selanant is______________?
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A. Ascending reticular

B. Red nucleus activating system

C. Myoneural junction

D. Central

311. All of the following are true except____________?
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A. Thalidomide is used for the treatment of leprosy

B. Allopurinol is a derivative of 8-mercaptopurine

C. A special application of dantrolene is used to treat malignant hyperthermia

D. Interferons have a role in immunology of cancer

312. All of the following drugs cause dryness of mouth except_______________?
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A. Imipramine

B. Chlorpheniramine

C. Neostigmine

D. Atropine

314. Which of the following is true about parasympathetic nervous system ?
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A. Ach is transmitter at both pre & post synaptic junction

B. It causes dilatation of skeletal muscles

C. Post ganglionic fibres are longer than pre ganglionic fibres

D. Noradrenalin is the neurotransmitter at post ganglionic junction

317. Pilocarpine_______________?
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A. Inhibits sweat and lacrimation

B. Cleaved by acetylcholinesterase

C. Causes tachycardia

D. Lowers the intraocular pressure in glaucoma
318. Therapeutic uses of a adrenoceptor blockers include all of the following EXCEPT______________?
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A. Amxiety

B. Peripheral Vascular disease

C. Hypertension

D. Benign Prostatic hypertrophy

319. AIDS is a disease if the immune system primarily affecting_____________?
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A. Immunoglobulins

B. T lymphocytes

C. Opsonins

D. Granulocytes

321. Which of the following is the main difference between penicillin V and penicillin G____________?
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A. Penicilline-V is more stable gastric acid

B. Penicilline-G is more absorbed from the G.I.T

C. None of the above

D. Penicilline-G is more allergic than penicillin-V

322. Each of the following statement is correct about metronidazole EXCEPT that it_______________?
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A. An effective alternative for infection caused by aerobic gram positive cocci

B. is a broad spectrum antiprotozoal drug

C. May cause peripheral neuropathy on prolonged use

D. Active against bacteroides and clostridium

324. Which of the following is a peripherally acting muscle relaxant______________?
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A. Cortisopradol

B. Chlorozoxazone

C. Succinyl choline

D. Methocarbomol

327. The most common side effect of the oral administration of ampicillin is_______________?
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A. Anaphylactic shock

B. Renal failure

C. Diarrhoea

D. Oral candidiasis

328. Tetracycline is contraindicated in_____________?
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A. Pregnancy

B. All of the above

C. Children

D. Renal failure

329. Drug of choice to treat fungal infection in AIDS is_____________?
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A. Ketoconazole

B. Aerosolized pentamidine

C. Didanasine

D. Acyclovir

331. All are macrolide antibiotics EXCEPT______________?
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A. Calithromycin

B. Erythromycin

C. Roxithromycin

D. Neomycin
332. IF a bacteria were susceptible to both penicillin and Erythromycin, then it would not be appropriate to treat the patients with both antibiotics at the same time because_______________?
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A. Erythromycin exerts its effects extracellularly

B. Penicillin is only effective against growing cells

C. Erythromycin enhances the B-lactamases activity

D. Penicillin is inactivated by erythromycin

333. Best treatment of candidiasis of_____________?
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A. None of the above

B. Amphoterin

C. Mycostatin

D. Antibiotics

334. The following drugs are useful in hypertension except_____________?
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A. Beta blockers

B. Pentoxifyline

C. Alpha methyl dopa

D. Calcium channel blockers

336. Bradycardia is most commonly treated with which of the following drugs_____________?
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A. Atropine

B. A diuretic

C. A potent vasadilatior

D. Epinephrine

337. Which of the following is primarily a bactericidal drug?
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A. Chloramphenicol

B. Gentamicin

C. Sulphadiazine

D. Tetracycline

339. A patient suffering from syphilis is given pencillin He may develop_____________?
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A. Grey Syndrome

B. Cholestatic Jaundice

C. Jarish Herxheimer reaction

D. Fanconi Syndrome

340. Amino glycosides_______________?
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A. Inhibit protein synthesis

B. All of the above

C. Effective against gram negative infection

D. Accumulate in renal failure

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

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

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

B. Vit-K

C. Human thrombin

D. Ferric chloride