771.Gentamicin may cause
A.glomerulonephritis
B.pulmonary interstitial fibrosis
C.papillary necrosis
D.pneumonitis
E.tubular necrosis

772.Which of the following drugs may cause cholestasis
A.Sulphonamides
B.Quinidine
C.Tetracycline
D.Chlorpromazine
E.Hydralazine

773.Flumazenil cannot reverse the action of
A.Phenobarbital
B.Meprobate
C.Chloral hydrate
D.Morphine
E.All of the above

774.Symptoms of withdrawal following sudden cessation of benzodiazepines usually last for
A.6-8 hours
B.24-48 hours
C.3-5 days
D.7-10 days
E.3-4 weeks

775.A 76yo woman presents feeling generally unwell. K+=7.4, Cr = 0.3 and urea = 25. These were all normal 1/12 ago,which drug is the most likely culprit
A.Captopril
B.Digoxin
C.Frusemide
D.Verapamil
E.Ranitidine

776.A 43yo woman presents with a petechial rash and platelet count of 8000. Recently received treatment or an ear infection. Which of these agents is likely culprit
A.Penicillin
B.Amoxicillin
C.Cotrimoxazole
D.Erythromycin
E.Roxythromycin

777.OD of salicylates leads to all except
A.Tinnitus
B.Marked hyperventilation
C.Increased metabolic rate
D.N & V
E.Metabolic alkalosis

778.Which is safe to use in TCA OD
A.Phenytoin
B.Flumazenil
C.Quinidine
D.Procainamide
E.None of the above

779.An adolescent girl presents with an acute theophylline OD 4 hours previously, which is least useful
A.Haemodialysis
B.α blocker
C.metoclopramide
D.verapamil
E.potassium

780.Hypotension in a theophylline OD is best reversed by
A.Methoxamine
B.Esmolol
C.Dobutamine
D.Dopamine
E.Verapamil