Prescription drug
Where is Methenamine made?
16 companies sell it under their own name and 5 repackagers rebottle it. Their labels name 8 factories in India and the United States.
India 6United States 2
Companies and their factories
| Company on the label | Factory | Where | Last FDA inspection |
|---|---|---|---|
| Aurobindo Pharma Limited1 g · NDC 65862-782 | Aurobindo Pharma LimitedMakes it and tests it | Medchal, India | Problems found, fixed voluntarilyJul 2023 |
| Aurobindo Pharma LimitedMakes it and tests it | Mahabubnagar, India | Problems found, fixed voluntarilyMay 2022 | |
| Northstar Rx LLC.1 g · NDC 72603-816 | Aurobindo Pharma LimitedMakes it and tests it | Medchal, India | Problems found, fixed voluntarilyJul 2023 |
| Aurobindo Pharma LimitedMakes it and tests it | Mahabubnagar, India | Problems found, fixed voluntarilyMay 2022 | |
| Cadila Healthcare Limited1 g · NDC 70771-1919 | Zydus Pharmaceuticals LimitedMakes it and tests it | Matoda, India | Not inspected on record |
| Chartwell RX, LLC.500 mg, 1000 mg · NDC 62135-201, 62135-200 | Chartwell Pharmaceuticals Congers, LLC.Makes it, tests it, packages it and labels it | Congers, NY, United States | Serious problems, FDA actionNov 2025 |
| Esjay Pharma LLC Methenamine Hippurate1 g · NDC 70685-050 | Esjay Pharma Private LimitedMakes it | Kancheepuram, India | Not inspected on record |
| Ingenus Pharmaceuticals, LLC1 g · NDC 50742-142 | Ingenus Pharmaceuticals NJ, LLCMakes it, tests it, packages it and labels it | Fairfield, NJ, United States | No problems foundJan 2026 |
| Jubilant Cadista Pharmaceuticals Inc.1 g · NDC 59746-797 | Unichem Laboratories LimitedMakes it and packages it | Bardez, India | Problems found, fixed voluntarilyJul 2024 |
| Micro Labs Limited1000 mg · NDC 42571-332 | Micro Labs LimitedMakes it, tests it, packages it and labels it | Verna, India | Problems found, fixed voluntarilyMay 2025 |
| Viona Pharmaceuticals Inc.1 g · NDC 72578-175 | Zydus Pharmaceuticals LimitedMakes it and tests it | Matoda, India | Not inspected on record |
| ANI Pharmaceuticals, Inc. Methenamine Hippurate1 g · NDC 70954-959 | The label doesn't name the factory. Plants this company names for other drugs | ||
| Alvogen Inc. Methenamine Hippurate1 g · NDC 47781-577 | The label doesn't name the factory. Plants this company names for other drugs | ||
| Amneal Pharmaceuticals1 g · NDC 0115-1754 | The label doesn't name the factory. Plants this company names for other drugs | ||
| Edenbridge Pharmaceuticals LLC.500 mg, 1000 mg · NDC 42799-106, 42799-105 | The label doesn't name the factory. Plants this company names for other drugs | ||
| Oncora Pharma, LLC500 mg per 5 mL · NDC 85477-115 | The label doesn't name the factory. Plants this company names for other drugs | ||
| Validus Pharmaceuticals LLC Hiprex1 g · NDC 30698-477 | The label doesn't name the factory. Plants this company names for other drugs | ||
| Westminster Pharmaceuticals, LLC500 mg, 1000 mg · NDC 69367-437, 69367-436 | The label doesn't name the factory. Plants this company names for other drugs | ||
Repackaged by
These companies buy Methenamine in bulk and rebottle it, often for mail-order, clinic or hospital pharmacies. If your bottle shows one of these names, open its NDC to see who made the pills inside.
- American Health Packaging:
60687-694 - AvPAK:
50268-549 - Bryant Ranch Prepack:
72162-2655,72162-2654 - Carilion Materials Management:
68151-0984 - Golden State Medical Supply, Inc.:
51407-880