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Oral Surgery · single question

For a simple extraction in a patient on warfarin with INR 2.4, you should:

  1. Do NOT stop the warfarin
  2. Stop warfarin the day before
  3. Stop warfarin 24 hours before
  4. Stop warfarin 7 days before
Show answer and explanation

Correct answer: A. Do NOT stop the warfarin

  • A. Correct – with INR within therapeutic range (≤3.5), simple extractions are done WITHOUT interrupting warfarin, using local hemostatic measures; stopping risks thromboembolism.
  • B. Incorrect – not indicated; manage bleeding locally instead.
  • C. Incorrect – not indicated for INR in range.
  • D. Incorrect – unnecessary and dangerous (clot risk).

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