41. The chemical nature of the antineoplastic drug cisplatin is
(A) Cis — diamminedichloroplatinum 11
(B) Trans — diamminedichloroplatinum IV
(C) Cis — diamminemonochloroplatinum 11
(D) Trans — diamminemonochloroplatinum IV

42. The mechanism of action of Ethacrynic acid as loop diuretic is due to
(A) _ the presence of COOH group
(8) _ the presence of aromatic ring
(C) the presence of a, B — unsaturated ketone forming covalent bond with
sulfhydryl groups
(D) None of the above

43. Identify the antiparkinsonian drug
(^) Biperiden (8) Tropicamide
(6) Propantheline (ட) Cyclopentolate

44. Identify the antidote for cholinesterase inhibitors
(A) Neostigmine (8) Pyridostigmine
(C) Physostigmine ന) Pralidoxime

45. TUPAC name for Salbutamol
(A) 5 - [2 —(tert-butylamino) — 1 — hydroxy ethyl] benzene - 1, 3 - diol
(8) 4 - [2 —(tert-butylamino) — 1 — hydroxyl ethy] - 2 -- (hydroxymethyl) phenol
(ಲ) 4 - [1 —hydroxy —2-(propan - 2 - 1181170) ethyl] benzene - 1, 2 — diol
(D) None of the above

46. Haloperidol - A tranquilizer belong to which class of drugs ?
(^) Phenothiazine (B) Xanthenes
(ಲ) Butyrophenone (D) Carbamates

47. Penicillin V is also known as
(^) Phenoxypropy! penicillin (8) Benzathine penicillin
(C) Benzyl penicillin (D) Phenoxymethyl penicillin

48. Identify an antitubercular drug which is chemically an aliphatic diamine.
(^) Ethionamide ‏رمق‎ Ethambutol
(C) Isoniazid (0) Pyrazinamide

49. 1൩൦ antibiotic obtained from Streptomyces venezuelae
(A) Chloramphenicol (8) Novobiocin
(0 Lincomycin (D) Erythromycin

س9 ا ل ` ` 003/2021