Answer
Glucophage (metformin) 500 mg film-coated tablets are white, circular and convex, 11 mm in diameter and 5.7 mm high, and engraved with GL 500.
Sources for this answer
- Glucophage 500 mg and 850 mg film coated tabletsMerck · emc · SmPC §3 Pharmaceutical form · Version 25Document updated
Sources checked