481. Chloramphenicol can cause_____________?
A. Staining of teeth
B. Aplastic anaemia
C. Bone marrow suppression
D. B & C
482. The therapeutic advantage that pencillin V has over pencillin G is____________?
A. More reliable oral obsorption
B. Greater resistance to pencillinase
C. Slower renal excretion
D. Broader antibacterial spectrum
483. Which of the following is primarily a bactericidal drug?
A. Chloramphenicol
B. Gentamicin
C. Sulphadiazine
D. Tetracycline
484. The most common side effect of the oral administration of ampicillin is_______________?
A. Anaphylactic shock
B. Diarrhoea
C. Oral candidiasis
D. Renal failure
485. Indirect sympathomimetics can_______________?
A. Penetrate the blood brain barrier
B. Cause euphoria
C. Both of the above
D. None of the above
486. The principle therapeutic action of the glucocorticoid is________________?
A. Antidiuretic
B. Antianabolic
C. Anti-infective
D. Anti-inflammatory
487. A patient is having bronchodilation, increased temperature, constipation and tachycardia. The tentative diagnosis is_______________?
A. Oraganophosphate poisoning
B. Paracetamol poisoning
C. Mushroom poisoning
D. Atropine poisoning
488. Which is NOT a 2nd generation antihistaminic ?
A. Loratidine
B. Acrivastatine
C. Cyclizine
D. Terfenidine
489. All of the following glucocorticorticoids can be given by inhalation EXCEPT_______________?
A. Dexamethasone
B. Beclomethasone
C. Budesonide
D. Fluticasone
490. Mode of action of sulphonyl ureas includes all the following except______________?
A. Activating receptors on beta cells of pancreas to release insulin
B. Inhibiting gluconeogenesis in liver
C. Enhancing insulin mediated post receptor enzyme reaction
D. Decreasing Glucose absorption from the qut