Discontinued
DIAFORMIN 500 metformin hydrochloride 500 mg tablet blister pack
metformin hydrochloride · 500 mg Tablet, film coated
- Deletion from market
- 11 May 2026
- TGA row last updated
- 17 Dec 2025
- ARTG ID
- 73806
- Sponsor
- Alphapharm Pty Ltd
- Sponsor phone
- 1800274276
- Shortage impact
- Low
- Availability
- Reduction in supply until supply is exhausted
Reason reported to TGA
Commercial Changes / Commercial viability
TGA management action
This product is being replaced by DIAFORMIN VIATRIS metformin hydrochloride 500mg film-coated tablet blister pack (ARTG 206740)
What to do
- 1.This product is discontinued in the TGA export — Ask your prescriber or pharmacist about a product that is still supplied. Do not stop treatment without that advice.
Official sources
Last updated from the TGA Medicine Shortage Reports Database (report generated 12 November 2026 10:15:07 PM).
MedWatch is for informational purposes only and does not constitute medical advice. Never stop or change your medicines without consulting your doctor or pharmacist. In an emergency, call 000. Medication queries: National Medicines Line 1300 633 424.