FDA Orange Book

Generic for Nubain

Nubain contains nalbuphine. Orange Book status for every listed strength, the approved generic makers, and the listed patents and exclusivities.

Source: FDA Orange Book data file dated 2026-10-09. Publisher page

Yes. The generic name for Nubain is nalbuphine. 2 companies hold an active FDA approval (ANDA) for a generic version in the Orange Book. Therapeutic equivalence codes: AP. Generics match 4 of the 5 Nubain products the Orange Book lists.

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Nubain products in the Orange Book

Nubain products and approved generics
Form and routeStrengthBrand statusBrand TEActive genericsGeneric TE codes
solution, intramuscular, intravenous, subcutaneous100MG/10ML (10MG/ML)DiscontinuedNone2AP
solution, intramuscular, intravenous, subcutaneous10MG/ML (10MG/ML)DiscontinuedNone2AP
solution, intramuscular, intravenous, subcutaneous200MG/10ML (20MG/ML)DiscontinuedNone2AP
solution, intramuscular, intravenous, subcutaneous20MG/2ML (10MG/ML)DiscontinuedNone0None
solution, intramuscular, intravenous, subcutaneous20MG/ML (20MG/ML)DiscontinuedNone2AP

NDA 018024, held by PH HEALTH LTD. Active generics are ANDA products in the Orange Book prescription list with the same ingredient, dosage form, route and strength.

Approved generic nalbuphine

Approved generic versions of Nubain
CompanyANDATE codeApprovedStrengths
HOSPIRA INC070915AP (A-rated, therapeutically equivalent)February 3, 1989100MG/10ML (10MG/ML)
HOSPIRA INC070914AP (A-rated, therapeutically equivalent)February 3, 198910MG/ML (10MG/ML)
HOSPIRA INC070918AP (A-rated, therapeutically equivalent)February 3, 1989200MG/10ML (20MG/ML)
HOSPIRA INC070916AP (A-rated, therapeutically equivalent)February 3, 198920MG/ML (20MG/ML)
SOMERSET THERAPEUTICS LLC216049AP (A-rated, therapeutically equivalent)September 19, 2024100MG/10ML (10MG/ML), 200MG/10ML (20MG/ML)
SOMERSET THERAPEUTICS LLC216050AP (A-rated, therapeutically equivalent)September 19, 202410MG/ML (10MG/ML), 20MG/ML (20MG/ML)

Questions

Is there a generic for Nubain?

Yes. The generic name for Nubain is nalbuphine. 2 companies hold an active FDA approval (ANDA) for a generic version in the Orange Book. Therapeutic equivalence codes: AP. Generics match 4 of the 5 Nubain products the Orange Book lists.

What is the generic name for Nubain?

The active ingredient in Nubain is nalbuphine, per the FDA Orange Book.

What does a therapeutic equivalence code mean?

In the Orange Book, codes that start with A (such as AB) mean FDA considers the product therapeutically equivalent to the reference drug. Codes that start with B mean FDA does not, at this time, consider the product therapeutically equivalent.

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