biologic

Fluzone, Fluzone Hd Quadrivalent, Fluzone High Dose, Fluzone Intradermal, Fluzone Quadrivalent

Influenza Virus Vaccine

Loss of exclusivityJune 2025projected — 12-year biologic exclusivity estimate
CompanySanofi Vaccines US Inc.

Drug detail

Brand nameFluzone, Fluzone Hd Quadrivalent, Fluzone High Dose, Fluzone Intradermal, Fluzone Quadrivalent
Active ingredientInfluenza Virus Vaccine
Strength60UG/.5ML
Dosage formInjection
RouteIntramuscular
ModalityBiologic
FDA approvalJune 2013
Marketing statusRx

Source: FDA Purple Book, layered on the CliffBio company graph. Cliff dates are the projected — 12-year biologic exclusivity estimate; estimates are projections, not legal advice.

Fluzone, Fluzone Hd Quadrivalent, Fluzone High Dose, Fluzone Intradermal, Fluzone Quadrivalent patent cliff — loss of exclusivity June 2025 | CliffBio