| 2025-03-13 | Class II | Metformin Hydrochloride Extended-Release Tablets 1000mg, 90-count bottle. Manufactured by: Glenmark Pharmaceut | Glenmark Pharmaceuticals Inc., USA |
| 2025-02-25 | Class II | METFORMIN HYDROCHLORIDE EXTENDED- RELEASE 500MG, 180 TABLETS, Packaged BY: A-S Medication Solutions, Libertyvi | A-S Medication Solutions LLC |
| 2021-12-27 | Class II | Metformin Hydrochloride Extended-Release Tablets, USP 750 mg, 100 count HDPE bottles NDC# 72578-036-01 | VIONA PHARMACEUTICALS INC |
| 2021-06-01 | Class II | Metformin Hydrochloride Extended-Release Tablets, USP 750 mg, 100 Tablets, Rx only, Manufactured by: Cadila He | VIONA PHARMACEUTICALS INC |
| 2021-05-04 | Class II | Metformin HCl Extended-Release Tablets, USP, 500 mg, packaged in 500-count bottles, Rx only, Distributed by: S | SUN PHARMACEUTICAL INDUSTRIES INC |
| 2021-03-31 | Class II | Riomet (metformin hydrochloride oral solution) 500 mg/5 mL Cherry Flavor, 16 fl. oz., 473 mL bottles Rx Only, | SUN PHARMACEUTICAL INDUSTRIES INC |
| 2021-03-25 | Class III | Metformin HCl Extended-Release Tablets, USP, 500 mg, Rx Only, 500-count bottle, Rx only, Distributed by: Sun P | SUN PHARMACEUTICAL INDUSTRIES INC |
| 2020-10-12 | Class II | Metformin HCL E/R 500 mg, 90 Tabs, Packaged and Distributed By: Direct Rx Dawsonville, GA 30534 NDC 72189-064 | Direct Rx |
| 2020-10-06 | Class II | metformin HCL ER 500 mg, a) 30 tablets NDC: 72789-009-30; b) 60 tablets NDC: 72789-009-60; c) 90 tablets NDC: | PD-Rx Pharmaceuticals, Inc. |
| 2020-10-06 | Class II | metformin HCL ER 750 mg Rx only Pkg By: PD-Rx Pharmaceuticals Incorporated Oklahoma City, OK 73127 a) 30 table | PD-Rx Pharmaceuticals, Inc. |
| 2020-10-02 | Class II | Time-Cap Labs, Inc. Metformin Hydrochloride Extended Release Tablets USP 750 mg, 100 count bottles, Rx Only Ma | Marksans Pharma Limited |
| 2020-10-02 | Class II | Time-Cap Labs, Inc. Metformin Hydrochloride Extended-Release Tablets USP 500 mg, a) 90 count (NDC 49483-623-0 | Marksans Pharma Limited |
| 2020-08-19 | Class II | Metformin Hydrochloride Extended-Release Tablets USP, 750 mg 100 Tablets Rx Only Manufactured by: Beximco Phar | BAYSHORE PHARMACEUTICALS |
| 2020-08-19 | Class II | Metformin Hydrochloride Extended-Release Tablets USP, 500 mg 1000 Tablets Rx Only Manufactured by: Beximco Pha | BAYSHORE PHARMACEUTICALS |
| 2020-07-07 | Class II | Metformin Hydrochloride Extended-Release Tablets USP 1000 mg, 90 count bottles, Rx only, Manufactured for: Lup | Lupin Pharmaceuticals Inc. |
| 2020-07-07 | Class II | Metformin Hydrochloride Extended-release Tablets USP 500 mg, 100 count bottles, Rx only, Manufactured for: Lup | Lupin Pharmaceuticals Inc. |
| 2020-07-07 | Class II | Metformin Hydrochloride Extended-Release Tablets USP 1000 mg, 60 count bottles, Rx only, Manufactured for: Lup | Lupin Pharmaceuticals Inc. |
| 2020-07-07 | Class II | Metformin Hydrochloride Extended-Release Tablets USP 500 mg, 60 count bottles, Rx only, Manufactured for: Lupi | Lupin Pharmaceuticals Inc. |
| 2020-06-11 | Class II | Metformin Hydrochloride Extended-release Tablets USP, 500 mg, 60 count bottle, Rx only, Manufactured for Lupin | Lupin Pharmaceuticals Inc. |
| 2020-06-05 | Class II | Time-Cap Labs, Inc. Metformin Hydrochloride Extended-Release Tablets, USP 500 mg Rx Only 100 Tablets bottles, | Marksans Pharma Limited |
| 2020-06-05 | Class II | metFORMIN HCL ER 500 mg, a) 30 tablets (NDC 72789-009-30); b) 60 tablets (NDC 72789-009-60); c) 90 tablets (ND | PD-Rx Pharmaceuticals, Inc. |
| 2020-05-29 | Class II | amneal Metformin Hydrochloride Extended-Release Tablets, USP, 750 mg, Rx only, 100 Tablets bottles, Manufactur | Amneal Pharmaceuticals of New York, LLC |
| 2020-05-29 | Class II | amneal Metformin Hydrochloride Extended-release Tablets, USP, 500 mg Rx Only, 500 Tablets bottles, Manufacture | Amneal Pharmaceuticals of New York, LLC |
| 2020-05-29 | Class II | amneal Metformin Hydrochloride Extended-release Tablets, USP 500 mg Rx Only 90 Tablets bottles, Manufactured b | Amneal Pharmaceuticals of New York, LLC |
| 2020-05-29 | Class II | amneal Metformin Hydrochloride Extended-release Tablets, USP, 500 mg Rx only, 100 Tablets bottles, Manufacture | Amneal Pharmaceuticals of New York, LLC |
| 2018-07-03 | Class II | Metformin Hydrochloride Extended Release Tablets, USP, 500 mg, packaged in a 500-count bottle, Rx only, Distri | Sun Pharmaceutical Industries, Inc. |
| 2018-04-26 | Class III | Riomet (metformin hydrochloride oral solution), 500 mg/5 mL (16 fl. oz.), 473 mL plastic bottle, Manufactured | Sun Pharmaceutical Industries, Inc. |
| 2018-02-02 | Class III | Metformin Hydrochloride Tablets, USP 1000 mg, 500-count bottles, Rx Only, Manufactured for: Aurobindo Pharma | Aurobindo Pharma Ltd. |
| 2017-04-18 | Class II | Riomet (metformin hydrochloride) Oral Solution Cherry Flavored 500 mg /5 mL, 4 fl. oz. (NDC 10631-206-01) and | Sun Pharmaceutical Industries, Inc. |
| 2016-11-02 | Class II | Metformin Hydrochloride Tablets, USP 500 mg, 1000 tablets, Rx Only Manufactured by: Alkem Laboratories Ltd., | Ascend Laboratories LLC |
| 2014-01-28 | Class II | Metformin HCl Extended-Release Tablets, USP, 500 mg, Rx only, 500 count bottles, Manufactured by: Sun Pharmac | Caraco Pharmaceutical Laboratories, Ltd. |