Medical MCQs

5099 MCQs  (Page 426 of 510)

Which of the following is the main difference between penicillin V and penicillin G____________?
A. Penicilline-v is more stable gastric acid
B. Penicilline-g is more absorbed from the g.i.t
C. Penicilline-g is more allergic than penicillin-v
D. None of the above
Which of the following is a characteristic of tetracycline stains ?
A. There is less deposition in dentine as compared to enamel
B. Is always accompanied by hypolastic defects
C. Stains are dark brown in color
D. Stained teeth fluoresce light yellow under u.v light
Drugs which cause ototoxicity and circumoral paraesthesia are______________?
A. Antileprotic drugs
B. Antitubercular drugs
C. Streptomycin
D. Chloramphenicol
Ketoconazole______________?
A. Antifungal agent
B. Antibacterial
C. Antiviral agent
D. Chemotherapic agent
Agent used in oral thrush_____________?
A. Miconazole
B. Clobetasol
C. Clotrimazole
D. Amoxycillin
All of the following statement about antimalarial drugs are correct except_____________?
A. Primaquine is liable to cause hemolysis in patients with g6pd deficiency
B. Halofantrine prolongs qt interval and causes dysarrythmia
C. Mefloquine may safely be given to air pilots
D. Primaquine eliminates p. vivax and p. ovale