Drug Patent Expirations in May 2012

*Drugs may be covered by multiple patents

Tradename	Applicant	Generic Name	Patent Number	Patent Expiration
LIDODERM	Teikoku Pharma Usa	lidocaine	5,601,838	May 2, 2012
LIDODERM	Teikoku Pharma Usa	lidocaine	5,411,738	May 2, 2012
TRAVATAN Z	Alcon Pharms Ltd	travoprost	6,503,497	May 6, 2012
TRAVATAN Z	Alcon Pharms Ltd	travoprost	6,849,253	May 6, 2012
CRIXIVAN	Merck Sharp Dohme	indinavir sulfate	5,413,999	May 9, 2012
ALLEGRA	Sanofi Aventis Us	fexofenadine hydrochloride	6,399,632	May 11, 2012
CHILDREN’S ALLEGRA ALLERGY	Sanofi Aventis Us	fexofenadine hydrochloride	6,399,632	May 11, 2012
CHILDREN’S ALLEGRA HIVES	Sanofi Aventis Us	fexofenadine hydrochloride	6,399,632	May 11, 2012
ALLEGRA	Sanofi Aventis Us	fexofenadine hydrochloride	6,187,791	May 11, 2012
CHILDREN’S ALLEGRA ALLERGY	Sanofi Aventis Us	fexofenadine hydrochloride	6,187,791	May 11, 2012
CHILDREN’S ALLEGRA HIVES	Sanofi Aventis Us	fexofenadine hydrochloride	6,187,791	May 11, 2012
AGGRASTAT	Medicure	tirofiban hydrochloride	5,292,756	May 14, 2012
COMBIVIR	Viiv Hlthcare	lamivudine; zidovudine	5,859,021	May 15, 2012
PLAVIX	Sanofi Aventis Us	clopidogrel bisulfate	4,847,265*PED	May 17, 2012
ACTONEL WITH CALCIUM (COPACKAGED)	Warner Chilcott	calcium carbonate; risedronate sodium	6,096,342*PED	May 21, 2012
IMODIUM MULTI-SYMPTOM RELIEF	Mcneil	loperamide hydrochloride; simethicone	5,716,641	May 21, 2012
VIRAMUNE	Boehringer Ingelheim	nevirapine	5,366,972*PED	May 22, 2012
ACTONEL	Warner Chilcott	risedronate sodium	6,096,342*PED	May 22, 2012
VIRAMUNE XR	Boehringer Ingelheim	nevirapine	5,366,972*PED	May 22, 2012