Pharsight

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).
US6268489	PFIZER	Azithromycin dihydrate	Jul, 2018 (5 years ago)

Zithromax is owned by Pfizer.

Zithromax contains Azithromycin.

Zithromax has a total of 1 drug patent out of which 1 drug patent has expired.

Expired drug patents of Zithromax are:

Zithromax was authorised for market use on 24 May, 2002.

Zithromax is available in tablet;oral, for suspension;oral, injectable;injection dosage forms.

The generics of Zithromax are possible to be released after 31 July, 2018.

Market Authorisation Date: 24 May, 2002

Treatment: NA

Dosage: TABLET;ORAL; INJECTABLE;INJECTION; FOR SUSPENSION;ORAL

Strength	Dosage	Availability
EQ 500MG BASE	TABLET;ORAL	Prescription
EQ 250MG BASE	TABLET;ORAL	Prescription
EQ 600MG BASE Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET;ORAL	Discontinued
EQ 500MG BASE/VIAL	INJECTABLE;INJECTION	Prescription
EQ 100MG BASE/5ML	FOR SUSPENSION;ORAL	Prescription
EQ 200MG BASE/5ML	FOR SUSPENSION;ORAL	Prescription
EQ 1GM BASE/PACKET	FOR SUSPENSION;ORAL	Prescription

Zithromax patents expiration