| Metformin Vitabalans | Vitabalans Oy | vs Siofor 1000vs Formeticvs Metformax 1000 |
| Siofor 1000 | Berlin-Chemie AG | vs Metformin Vitabalansvs Formeticvs Metformax 1000 |
| Formetic | Zakłady Farmaceutyczne POLPHARMA S.A. | vs Metformin Vitabalansvs Siofor 1000vs Metformax 1000 |
| Metformax 1000 | InPharm Sp. z o.o. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Siofor 1000 | InPharm Sp. z o.o. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Metformax SR 1000 | Teva B.V. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Metformin hydrochloride Interdos Pharma | Sohan Healthcare sro | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Formetic SR | Zakłady Farmaceutyczne POLPHARMA S.A. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Etform SR | Sandoz GmbH | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Etform | Sandoz GmbH | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Siofor XR 1000 mg | Berlin-Chemie AG | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Xuvelex XR | Egis Pharmaceuticals PLC | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Metformin hydrochloride STADA | STADA Arzneimittel AG | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Abmetfina XR | Tarchomińskie Zakłady Farmaceutyczne "Polfa" S.A. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Metformin hydrochloride Sandoz | Sandoz GmbH | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Metformin Bluefish | Bluefish Pharmaceuticals AB | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Avamina SR | Bioton S.A. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Metcrean XR | Synoptis Pharma Sp. z o.o. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Metformin Medreg | Medreg s.r.o. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Metcrean | Synoptis Pharma Sp. z o.o. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Meladine SR | Accord Healthcare Polska Sp. z o.o. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Metformin hydrochloride STADA | STADA Arzneimittel AG | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Metformax 1000 | Teva Pharmaceuticals Polska Sp. z o.o. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Zenofor SR | Zentiva, k.s. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Metformin hydrochloride Sandoz GmbH | Sandoz GmbH | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Avamina | Bioton S.A. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Metformin hydrochloride Biofarm | Biofarm Sp. z o.o. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| RANMET XR | Ranbaxy (Poland) Sp. z o.o. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Symformin XR | Farmak International Sp. z o.o. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Zenofor | Zentiva, k.s. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| IRUKA | Farmaceutici Caber S.r.l. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Valimar | Fairmed Healthcare GmbH | vs Metformin Vitabalansvs Siofor 1000vs Formetic |
| Diabufor XR | Farmak International Sp. z o.o. | vs Metformin Vitabalansvs Siofor 1000vs Formetic |