Cephalosporines have all of the following interactions except_____________? A. Show cross sensitivity with penicillinsB. Are penicillinase resistant C. Have a broad spectrum but are inactive against anaerobes D. Are used in upper respiratory tract infections
In the treatment of intestinal of intestinal and extraintestinal amoebiasis which of the following drug is useful____________? A. DiloxaneB. Metronidazole C. Chloroquine D. Cefaclor
The drug which gives orange colour to the urine is______________? A. Rifampicin B. Ethambutol C. INH D. Streptomycin
Which on of the following is penicillinase resistant penicillin_______________? A. AmoxycillinB. Cloxacillin C. Ampicillin D. Penicillin G
Desfuroxamide is a drug used for____________? A. Kala azar B. Pernicious anaemia C. Pain controlD. Thalassemia
A patient has seasonal allergic rhinitis and is on terfenadine, He develps cardiac arrhythmias after a course of antibiotics. Which of the following antibiotic could have been given_____________? A. Ampicillin B. TetracyclinC. Erythromycin D. Co-trimoxazole
Antifungal drug not used in the treatment of imtestinal candidiasis______________? A. Amphotericin B. Nystatin C. KetoconazoleD. Clotrimazole
The drug of choice for treatment of tyhoid is____________? A. Tetracycline B. MetronidazoleC. Ciprofloxacin D. Cefotaxim
The bacterial resistance to tetracycline is due to___________? A. Alteration of drug binding sites B. Alteration of dehydrofolate reductaseC. Inactivation of drug by enzymes D. Decreased uptake of drug by bacteria
Mechanism of action of quinolones is______________? A. Inhibits DNA gyrase B. Inhibits Bacterial protein synthesis C. Inhibits bacterial cell wall synthesis D. Inhibits intake of folic acid