small molecule

INTRAROSA

PRASTERONE

Loss of exclusivityMarch 2031latest FDA-listed patent expiry
CompanyMILLICENT PHARMA LTD

Drug detail

Brand nameINTRAROSA
Active ingredientPRASTERONE
Strength6.5MG
Dosage formINSERT
RouteVAGINAL
ModalitySmall molecule
FDA approvalNovember 2016
Marketing statusRX

Listed patents

PatentExpiresType
8268806March 2031product
8957054January 2030use U-1922
8629129August 2028product

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.

INTRAROSA patent cliff — loss of exclusivity March 2031 | CliffBio