Halothane
Halothane: 1 brand, 3 generics; generic available.
Generic available: 3 ANDA applications approved.
Brand (NDA) products
- WYETH AYERSTNDA 011338—
Approved strengths under this FDA application. Strength Dosage form Route Status TE 99.99% LIQUID INHALATION Discontinued —
Generic (ANDA) products (3)
- HALOTHANEBHANDA 084977—
Approved strengths under this FDA application. Strength Dosage form Route Status TE 99.99% LIQUID INHALATION Discontinued — - HALOTHANEHALOCARBONANDA 080810—
Approved strengths under this FDA application. Strength Dosage form Route Status TE 99.99% LIQUID INHALATION Discontinued — - HALOTHANEHOSPIRAANDA 083254—
Approved strengths under this FDA application. Strength Dosage form Route Status TE 99.99% LIQUID INHALATION Discontinued —
Listed patents
No patents are listed against this product in the Orange Book. Listed patents reflect those the NDA holder submits under 21 U.S.C. 355 and are not exhaustive.
Halothane: frequently asked questions
Generics, reference-listed drug, patents, and exclusivity for this active ingredient, from the FDA Orange Book.
Built directly from the FDA Orange Book data file (products, patents, and exclusivity). TE codes, RLD/RS flags, patent expirations, and exclusivity dates match the official FDA record. Listed patents reflect those the NDA holder submits under 21 U.S.C. 355 and are not exhaustive.
Related FDA reference tools
- FDA Purple BookLicensed biologics, biosimilars, interchangeables, BLA records, and exclusivity dates.
- FDA BiosimilarsFDA-approved biosimilars and interchangeable biosimilars, by reference product.
- 510(k) Predicate DatabaseSearch FDA 510(k) clearances and map predicate-device lineage.
- FDA 483 DatabaseFDA Form 483 observations and inspection records by firm, date, and citation.

Go beyond the database.
Try Assyro Intelligence for your regulatory research. Ready to discuss your team’s workflow? Book a demo.
