Answer
No. It does not contain morphine and is not an opioid. It can, however, cause compulsive behaviour or excessive medicine use in some people.
Sources for this answer
- DACEPTON 10 MG/ML SOLUTION FOR INJECTION IN CARTRIDGE — 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.