small molecule

ONSOLIS

FENTANYL CITRATE

Loss of exclusivityJuly 2027latest FDA-listed patent expiry
CompanyAdalvoView the full company profile on CliffBio

Drug detail

Brand nameONSOLIS
Active ingredientFENTANYL CITRATE
StrengthEQ 0.2MG BASE
Dosage formFILM
RouteBUCCAL
ModalitySmall molecule
FDA approvalJuly 2009
Marketing statusDISCN

Listed patents

PatentExpiresType
9597288July 2027product

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.

ONSOLIS patent cliff — loss of exclusivity July 2027 | CliffBio