FDA Orange Book

Generic for NebuPent

NebuPent contains pentamidine isethionate. 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 NebuPent is pentamidine isethionate. 2 companies hold an active FDA approval (ANDA) for a generic version in the Orange Book. Therapeutic equivalence codes: AN. Generics match 1 of the 2 NebuPent products the Orange Book lists.

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NebuPent products in the Orange Book

NebuPent products and approved generics
Form and routeStrengthBrand statusBrand TEActive genericsGeneric TE codes
for solution, inhalation300MG/VIALMarketed (Rx)AN2AN
for solution, inhalation600MG/VIALDiscontinuedNone0None

NDA 019887, held by FRESENIUS KABI USA LLC. Active generics are ANDA products in the Orange Book prescription list with the same ingredient, dosage form, route and strength.

Approved generic pentamidine isethionate

Approved generic versions of NebuPent
CompanyANDATE codeApprovedStrengths
PAI HOLDINGS LLC DBA PHARMACEUTICAL ASSOCIATES INC AND DBA PAI PHARMA206667AN (A-rated, therapeutically equivalent)April 24, 2019300MG/VIAL
X-GEN PHARMACEUTICALS INC206983AN (A-rated, therapeutically equivalent)January 20, 2023300MG/VIAL

NebuPent NDC codes

Questions

Is there a generic for NebuPent?

Yes. The generic name for NebuPent is pentamidine isethionate. 2 companies hold an active FDA approval (ANDA) for a generic version in the Orange Book. Therapeutic equivalence codes: AN. Generics match 1 of the 2 NebuPent products the Orange Book lists.

What is the generic name for NebuPent?

The active ingredient in NebuPent is pentamidine isethionate, 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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