CliffBio
small molecule

KYLEENA

LEVONORGESTREL

Loss of exclusivitySeptember 2029latest FDA-listed patent expiry
CompanyBayer Healthcare →See this company's full patent-cliff portfolio

Drug detail

Brand nameKYLEENA
Active ingredientLEVONORGESTREL
Strength19.5MG
Dosage formSYSTEM
RouteINTRAUTERINE
ModalitySmall molecule
FDA approvalSeptember 2016
Marketing statusRX

Listed patents

PatentExpiresType
10561524September 2029use U-2948
11850182September 2029product
11628088February 2027product

More from Bayer Healthcare

Source: FDA Orange Book, layered on the CliffBio company graph. Cliff dates are the latest FDA-listed patent expiry; estimates are projections, not legal advice.

KYLEENA patent cliff — loss of exclusivity September 2029 | CliffBio