Answer
No. They release disopyramide differently and have different restrictions, particularly in renal or hepatic impairment. Switching requires prescriber review.
Sources for this answer
- Rythmodan Retard 250mg Modified Release Tablets — Current selected SmPCemc · Summary of Product Characteristics
- Disopyramide capsule 100 mg — 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.