FDA Orange Book

Is there a generic for Gwyn Lo?

Gwyn Lo contains norelgestromin and ethinyl estradiol. 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

No. The Orange Book lists no active FDA-approved generic (ANDA) for Gwyn Lo (norelgestromin and ethinyl estradiol). The Orange Book shows its last listed exclusivity ends July 28, 2029.

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Gwyn Lo products in the Orange Book

Gwyn Lo products and approved generics
Form and routeStrengthBrand statusBrand TEActive genericsGeneric TE codes
system, transdermal0.02MG/24HR;0.22MG/24HRMarketed (Rx)None0None

NDA 219990, held by VIATRIS SPECIALITY LLC. Active generics are ANDA products in the Orange Book prescription list with the same ingredient, dosage form, route and strength.

Gwyn Lo exclusivity

Exclusivity listed for Gwyn Lo
CodeMeaningExpiresNDA
NPNew productJuly 28, 2029219990

Gwyn Lo NDC codes

Questions

Is there a generic for Gwyn Lo?

No. The Orange Book lists no active FDA-approved generic (ANDA) for Gwyn Lo (norelgestromin and ethinyl estradiol). The Orange Book shows its last listed exclusivity ends July 28, 2029.

What is the generic name for Gwyn Lo?

The active ingredient in Gwyn Lo is norelgestromin and ethinyl estradiol, 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.

More on Gwyn Lo and Norelgestromin and Ethinyl Estradiol

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