Multivitamin supplements may affect warfarin anticoagulation in susceptible patients.

  title={Multivitamin supplements may affect warfarin anticoagulation in susceptible patients.},
  author={Daniel Kurnik and Aharon Lubetsky and Ronen Loebstein and Shlomo Almog and Hillel Halkin},
  journal={The Annals of pharmacotherapy},
  volume={37 11},
OBJECTIVE To report an interaction of a multivitamin preparation containing small amounts of vitamin K(1) (25 microg) with warfarin in a case series and to assess the prevalence of vitamin K(1) deficiency in ambulatory anticoagulated patients. CASE SUMMARIES We describe 3 patients whose anticoagulation was stabilized with warfarin in whom initiation or cessation of a self-prescribed multivitamin supplement delivering 25 microg of vitamin K(1) daily was associated with an otherwise unexplained… CONTINUE READING

From This Paper

Topics from this paper.


Publications citing this paper.
Showing 1-10 of 10 extracted citations

Similar Papers

Loading similar papers…