Answer
Cyclophosphamide can prolong the effects of suxamethonium or related muscle relaxants, potentially causing prolonged apnoea. Tell the surgical and anaesthetic team about recent treatment.
Sources for this answer
- Cyclophosphamide Seacross 500 mg powder for solution for injection/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.