<prompt> Oral anticoagulants are stopped prior to surgery for at least:1-3 days3-5 days8-10 days6-8 days  <response>: Ans. is d 6-8 days Oral anticoagulants are stopped 6-8 days prior to surgery because their duration of action is about 4-6 days.Therefore if the drug is stopped its action may remain for the next 6 days.So it is safer to stop them 6-8 days before surgery. 