Which of the following antibiotics is most frequently associated with pseudomembranous colitis ?
(A) Ampicillin
(B) Penicillin
(C) Clindamycin
(D) Cephalosporin
A distinict advantage that tetracyclines have over penicillins is that tetracyclines_____________?
(A) Have no side effects
(B) Do not cause superinfections
(C) Are safer to use during pregnancy
(D) Have a wider range of antibacterial activity
Which antibiotic is effective against pseudomonas and indole +ve proteus ?
(A) Methicillin
(B) Carbenicillin
(C) Lincomycin
(D) Oxacillin
Antibiotic that interferes with DNA function is_____________?
(A) Metronidazole
(B) Nystatin
(C) Tetracycline
(D) Sulphonamides
The oropharyngeal and oesophageal candidiasis following long-term therapy with a broad spectrum antibiotic can be best treated with____________?
(A) Griseofulvin
(B) Amphotericin
(C) Fluconazole
(D) Sulfonates
The drug for choice for treatment of infection involving non-penicillinase producing staphylococcus is___________?
(A) Ampicillin
(B) Erythromycin
(C) Penicilling G
(D) Methicillin sodium
The drug for choice for treatment of infection involving non-penicillinase producing staphylococcus is______________?
(A) Ampicillin
(B) Erythromycin
(C) Penicilling G
(D) Methicillin sodium
Drug chemically related to penicillins is_____________?
(A) Tetracycline
(B) Sulphonamide
(C) Cephalosporin
(D) Lincemycin
Mechanism of action of nifidipine is_____________?
(A) It has a prominent smooth muscle relaxant action causes arteolar dilation leading to fall in blood pressure
(B) Nifidipine depresses the SA node thus decreasing mycocoardial excitability
(C) Mainly depression of A-V conduction
(D) Decreased cardiac output thus decreasing load on myocardium
Which drug causes photosensitivity______________?
(A) Tetracycline
(B) Aminoglycoside
(C) Penicillin
(D) Cephalosporin