Answer
Intravenous unfractionated heparin is contraindicated for 5 days afterwards because aPTT results may remain falsely elevated. Other anticoagulants require individual review.
Sources for this answer
- Tenkasi 400 mg powder for concentrate for solution for infusion — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.