Pharsight

Drugs that contain Zanamivir

1. Relenza patents expiration

Drug Patent Number Company Drug Patent Title Drug Patent Expiry Activity Alert
These drug patents focus on the other aspects of the active substance like dosage, mode of administration (oral, tablet, capsules, liquids etc).
US5360817 GLAXOSMITHKLINE Derivatives and analogues of 2-deoxy-2,3-didehydro-N-acetyl neuraminic acid and their use as antiviral agents
Jul, 2013

(10 years ago)

US5648379 GLAXOSMITHKLINE Derivatives and analogues of 2-deoxy-2,3-didehydro-n-acetyl neuraminic acid and their use as antiviral agents
Jul, 2014

(9 years ago)

US6294572 GLAXOSMITHKLINE Crystalline N-acetyl neuraminic acid derivatives and process for their preparation
Dec, 2014

(9 years ago)

Market Authorisation Date: 26 July, 1999

Treatment: Prophylaxis of influenza

Dosage: POWDER;INHALATION

More Information on Dosage

RELENZA family patents

Family Patents