Answer
They do not necessarily need to be excluded, but sudden major changes in vitamin K intake can alter INR control. Keep intake reasonably consistent and discuss planned changes.
Sources for this answer
- Dindevan 25mg Tablets / Phenindione 25mg Tablets — Current selected SmPCemc · Summary of Product Characteristics
- NHSNHS · NHS medicine guidance
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.