31 H pill
2 pills in our database have the imprint 31 H. They are 2 different medicines: Pioglitazone and Pioglitazone Hydrochloride.
Their listed strength, color, shape and size are the same, so check the name on your package to be sure.
Different medicines share this imprint. Check every detail before you trust a match, and ask a pharmacist if you are unsure.