Answer
No compatibility has been established, so it should not be mixed with other medicines and should be prepared using the supplied solvent.
Sources for this answer
- Idelvion 250, 500, 1000, 2000 and 3500 IU powder and solvent for solution for injection — 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.