Warfarin (Coumadin 5 mg) and Disulfiram: interaction and safety
This source-based reference is not a personal treatment recommendation. The relevance and management of an interaction depend on the exact products, route, dose and clinical situation.
Interaction mechanism
Disulfiram can slow warfarin metabolism and increase anticoagulation.
Clinical significance and safety
Warfarin (Coumadin 5 mg) and Disulfiram: Closer INR and bleeding monitoring may be needed when disulfiram starts or stops. The clinician should make any necessary anticoagulant adjustment. This source-supported warning is specific to warfarin, not automatically all anticoagulants.
Using this information
This is a source-based reference record, not a recommendation to combine, stop or change medicines. A missing interaction record does not establish safe use. A qualified healthcare professional should consider the exact products, doses, other medicines and individual health circumstances.