Answer
Usually not. Naltrexone blocks opioids, may make pain relief ineffective and can trigger withdrawal in an opioid-dependent person. Tell the prescriber before surgery or opioid treatment.
Sources for this answer
- Mysimba 8 mg/90 mg prolonged-release tablets — 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.