Drug Patent Expirations in May 2010

*Drugs may be covered by multiple patents

Tradename	Applicant	Generic Name	Patent Number	Patent Expiration
ZOLOFT	Pfizer	sertraline hydrochloride	4,962,128*PED	May 2, 2010
ARTHROTEC	Gd Searle Llc	diclofenac sodium; misoprostol	5,698,225	May 3, 2010
FEMHRT	Warner Chilcott	ethinyl estradiol; norethindrone acetate	5,208,225	May 4, 2010
LANTUS	Sanofi Aventis Us	insulin glargine recombinant	6,100,376*PED	May 6, 2010
EPZICOM	Viiv Hlthcare	abacavir sulfate; lamivudine	5,047,407*PED	May 17, 2010
ETOPOPHOS PRESERVATIVE FREE	Bristol Myers Squibb	etoposide phosphate	RE35524	May 17, 2010
EPIVIR	Viiv Hlthcare	lamivudine	5,047,407*PED	May 17, 2010
COMBIVIR	Viiv Hlthcare	lamivudine; zidovudine	5,047,407*PED	May 17, 2010
IPRIVASK	Canyon	desirudin recombinant	4,745,177	May 17, 2010
TRIZIVIR	Viiv Hlthcare	abacavir sulfate; lamivudine; zidovudine	5,047,407*PED	May 17, 2010
EPIVIR-HBV	Glaxosmithkline	lamivudine	5,047,407*PED	May 17, 2010
RESCULA	Sucampo Pharms	unoprostone isopropyl	5,212,200	May 18, 2010
LEVULAN	Dusa	aminolevulinic acid hydrochloride	5,211,938	May 18, 2010
RESTORIL	Tyco Hlthcare	temazepam	5,211,954	May 18, 2010
IOPIDINE	Alcon	apraclonidine hydrochloride	5,212,196	May 18, 2010
VISUDYNE	Qlt	verteporfin	5,214,036	May 25, 2010
DIFFERIN	Galderma Labs Lp	adapalene	4,717,720	May 31, 2010
EPIDUO	Galderma Labs	adapalene; benzoyl peroxide	4,717,720	May 31, 2010
DIFFERIN	Galderma Labs Lp	adapalene	RE34440	May 31, 2010
EPIDUO	Galderma Labs	adapalene; benzoyl peroxide	RE34440	May 31, 2010