Active substance
Nifedipine
3 products from 3 companies contain this in Bulgaria.
3 prescription onlyprolonged release tabletprolonged - release tablets
Prescription only
Cordaflex20 mg prolonged-release tabletsPrescription only Egis Pharmaceuticals PLC · Nifedipine · C08CA05Corinfar20 mgPrescription only Ecopharm Group AD · Nifedipine · C08CA05Korincare20 mg prolonged-release tabletsPrescription only Tchaikapharma High Quality Medicines AD · Nifedipine · C08CA05
Same substance is not the same product. Strength, form, release mechanism and other ingredients all differ. Whether one can replace another is a decision for a pharmacist.