FDA Orange Book
Generic for Maxzide-25
Maxzide-25 contains triamterene and hydrochlorothiazide. 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 Maxzide-25 is triamterene and hydrochlorothiazide. 5 companies hold an active FDA approval (ANDA) for a generic version in the Orange Book. Therapeutic equivalence codes: AB.
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Maxzide-25 products in the Orange Book
| Form and route | Strength | Brand status | Brand TE | Active generics | Generic TE codes |
|---|---|---|---|---|---|
| tablet, oral | 25MG;37.5MG | Marketed (Rx) | AB | 5 | AB |
NDA 019129, held by AUROBINDO PHARMA USA INC. Active generics are ANDA products in the Orange Book prescription list with the same ingredient, dosage form, route and strength.
Approved generic triamterene and hydrochlorothiazide
| Company | ANDA | TE code | Approved | Strengths |
|---|---|---|---|---|
| SANDOZ INC | 073281 | AB (A-rated, therapeutically equivalent) | April 30, 1992 | 25MG;37.5MG |
| WATSON LABORATORIES INC | 073449 | AB (A-rated, therapeutically equivalent) | September 23, 1993 | 25MG;37.5MG |
| APOTEX INC | 071251 | AB (A-rated, therapeutically equivalent) | May 5, 1998 | 25MG;37.5MG |
| ZYDUS PHARMACEUTICALS USA INC | 208360 | AB (A-rated, therapeutically equivalent) | June 29, 2018 | 25MG;37.5MG |
| RUBICON RESEARCH LTD | 216211 | AB (A-rated, therapeutically equivalent) | February 23, 2022 | 25MG;37.5MG |
Questions
Is there a generic for Maxzide-25?
Yes. The generic name for Maxzide-25 is triamterene and hydrochlorothiazide. 5 companies hold an active FDA approval (ANDA) for a generic version in the Orange Book. Therapeutic equivalence codes: AB.
What is the generic name for Maxzide-25?
The active ingredient in Maxzide-25 is triamterene and hydrochlorothiazide, 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.