Pharmaceutical chemistrty mcqs (281--290)
281.Phentolamine is given by I. V in hypertension is a derivative of
A. Imidazole
B. Imidazoline
C. Tetrazole
D. Furan
Ans.B
282.Nicotinic acid lowers
A. Serum proteins
B. Serum cholesterol
C. Serum globulins
D. Uric acid levels
Ans.B
283.All are cholinomimetic alkaloids except
A. Pilocarpine
B. Muscarine
C. Arecoline
D. Bethanecol
Ans.D
284.Aldesterone antagonist diuretic
A. Frusemide
B. Ethacrynic acid
C. Bumetanide
D. Spirinolactone
Ans.D
285.High-ceiling diuretic is
A. Chlorthiazide
B. Hydrochlorothiazide
C. Polythiazide
D. Frusemide
Ans.D
286.Thrombin is an enzyme is used topically for its
A. Haemostatic action
B. Astringent effect
C. Rubefacient action
D. All the above
Ans.A
287.Tranexamic acid is classified as
A. Coagulant
B. Anti coagulant
C. Haemostatic
D. All the above
Ans.C
288.In penicillin, thiazolidine ring is attached to a betalactum ring that carries is
A. Primary amino group
B. Secondary amino group
C. Teritiary amino group
D. None
Ans.B
289.Which of the following group of drugs have amphoteric character
A. Tetracyclines
B. 4-Quinolines
C. Polyenes
D. All the above
Ans.D
290.Functional group required for anti malarial activity of artemisinin ia
A. Peroxide bridge
B. Aldehydic functional group
C. Ketonic functional group
D. Ethylene bridge
Ans. A
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