Last Updated: September 24, 2026

Details for New Drug Application (NDA): 219990


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NDA 219990 describes GWYN LO, which is a drug marketed by Viatris Specialty and is included in one NDA. Additional details are available on the GWYN LO profile page.

The generic ingredient in GWYN LO is ethinyl estradiol; norelgestromin. There is one drug master file entry for this compound. Eight suppliers are listed for this compound. Additional details are available on the ethinyl estradiol; norelgestromin profile page.
Summary for 219990
Tradename:GWYN LO
Applicant:Viatris Specialty
Ingredient:ethinyl estradiol; norelgestromin
Patents:0
Pharmacology for NDA: 219990
Mechanism of ActionEstrogen Receptor Agonists

Profile for product number 001

Active Rx/OTC/Discontinued:RXDosage:SYSTEM;TRANSDERMALStrength0.02MG/24HR;0.22MG/24HR
Approval Date:Jul 28, 2026TE:RLD:Yes

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Friedman, Yali. "DrugPatentWatch" DrugPatentWatch, thinkBiotech, 2026, www.DrugPatentWatch.com.
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