Pharmacology and Toxicology MCQs and Notes

M

Mr. Dubey • 52.30K Points
Coach

Q 41. The mechanism of vigabatrin's action is:

(A) Direct action on the GABA receptorchloride channel complex

(B) Inhibition of GABA aminotransferase

(C) NMDA receptor blockade via the glycine binding site

(D) Inhibition of GABA neuronal reuptake from synapses

M

Mr. Dubey • 52.30K Points
Coach

Q 42. Which among the following is an antifilarial drug?

(A) DEC

(B) FNH

(C) PAS

(D) DDS

M

Mr. Dubey • 52.30K Points
Coach

Q 43. Gatifloxacin has been withdrawn from market becuase.

(A) Causes renal failure

(B) Causes peripheral vascular disease

(C) Causes erectile dysfunction

(D) Hyperglycemia in elderly

M

Mr. Dubey • 52.30K Points
Coach

Q 44. Drug used to test gastric acid secretion

(A) Dexamethasone

(B) Tyramine

(C) Mannitol

(D) Histamine

M

Mr. Dubey • 52.30K Points
Coach

Q 45. The drug used as an analeptic is

(A) Nikethamide

(B) Amphetamine

(C) Bemegride

(D) All the above

M

Mr. Dubey • 52.30K Points
Coach

Q 46. . . . . . . . . drug has promising in-vitro and in-vivo activity against strains of Mycobacterium avium Complex.

(A) Rifabutin

(B) Clarithromycin

(C) Azithromycin

(D) Ciprofloxacin

M

Mr. Dubey • 52.30K Points
Coach

Q 47. . . . . . . . . is found in rich amounts in the neuromuscular junction, postganglionic parasympathetic nerve terminal and ANS ganglia.

(A) True choline esterase

(B) Butyryl choline esterase

(C) Pseudocholine esterase

(D) Acetylcholinesterase

M

Mr. Dubey • 52.30K Points
Coach

Q 48. All are centrally acting muscle relaxant except:

(A) Baclofen

(B) Tizanidine

(C) Dantrolene

(D) Benzodiazepine

M

Mr. Dubey • 52.30K Points
Coach

Q 49. Stilboestrol belongs to

(A) Synthetic estrogen

(B) Semi synthetic estrogen

(C) Natural oestrogen

(D) None of these

M

Mr. Dubey • 52.30K Points
Coach

Q 50. Phenylbutazone is a potent

(A) Anti pyretic

(B) Anti inflammatory agent

(C) Anti septic

(D) None of the above