Drugs that contain Nirmatrelvir; Ritonavir

1. Paxlovid (copackaged) patents expiration

Drug Patent Number Company Drug Patent Title Drug Patent Expiry Activity Alert
These drug patents protects the active chemical substance. Only drug patent owner can launch products that use this active substance.
US11351149 PFIZER Nitrile-containing antiviral compounds
Aug, 2041

(17 years from now)

These drug patents focus on the other aspects of the active substance like dosage, mode of administration (oral, tablet, capsules, liquids etc).
US11541034 PFIZER Nitrile-containing antiviral compounds
Oct, 2041

(17 years from now)

Drug Exclusivity Drug Exclusivity Expiration
New Chemical Entity Exclusivity(NCE) May 25, 2028

NCE-1 date: 26 May, 2027

Market Authorisation Date: 25 May, 2023

Treatment: Treatment of mild-to-moderate coronavirus disease 2019 (covid-19) in adults who are at high risk for progression to severe covid-19, including hospitalization or death


More Information on Dosage

PAXLOVID (COPACKAGED) family patents

Family Patents