Pharmacology A diabetic female on INH and Rifampicin for TB developed DVT. She was started on Warfarin, PT is not raised, and next step should be: A Increase the dose of Warfarin B Replace Warfarin with Acenocoumarol C Switch Ethambutol for Rifampicin D Use LMW heparin 💡 Explanation A diabetic female on INH and Rifampicin for TB developed DVT. She was started on Warfarin, PT is not raised, and next step should be: ✓ Correct Answer: D. Use LMW heparin