Opioid Antagonist, Partial Opioid Agonist/Antagonist

Where is Naloxone and Pentazocine made?

3 companies sell it under their own name and 3 repackagers rebottle it. Their labels name 2 factories in the United States.

United States 2
United States: 2

Companies and their factories

Company on the labelFactoryWhereLast FDA inspection
Caraco Pharmaceutical Laboratories, Ltd.50 mg / 0.5 mg · NDC 63304-506 Ohm Laboratories Inc.Makes it New Brunswick, NJ, United StatesNo problems foundOct 2024
Lupin Pharmaceuticals, Inc.50 mg / 0.5 mg · NDC 43386-680 Novel Laboratories, Inc.Makes it and tests it Somerset, NJ, United StatesProblems found, fixed voluntarilyApr 2026
Actavis Pharma, Inc.50 mg / 0.5 mg · NDC 0591-0395The label doesn't name the factory. Plants this company names for other drugs

Repackaged by

These companies buy Naloxone and Pentazocine 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.