Metformin in Stock Near San Antonio, TX

Generic metformin is one of the cheapest diabetes medications available — typically $4–$10 for a 30-day supply at major chains. GoodRx coupons can reduce costs further. Ask your pharmacist about 90-day supplies for additional savings.

Metformin is a Tier 1 generic on virtually every insurance formulary. Copays are usually $0–$10. Medicare Part D covers it with minimal cost-sharing. Prior authorization is rarely required.