Following a myocardial infarct, a patient is stabilized on warfarin, with the dose adjusted to give a prothrombin time of 22 seconds. Which one of the following statements regarding potential drug interactions in this patient is accurate?

Question

Accepted Answer

Cholestyramine will increase prothrombin time.

Answer

Cimetidine is likely to decrease prothrombin time.

Answer

Antibacterial sulfonamides may enhance the effects of warfarin.

Answer

Vitamin K would restore prothrombin time to normal within 30 minutes.

Following a myocardial infarct, a patient is stabilized on warfarin, with the dose adjusted to give a prothrombin time of 22 seconds. Which one of the following statements regarding potential drug interactions in this patient is accurate?

Related General Medicine MCQs

Practice 2,00,000+ NEET PG Questions Free