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Novartis's Zometa (zoledronic acid), its bisphosphonate drug, and its Diovan (valsartan), an antihypertensive, both expire in 2012, as does the first https://bleutec.fr/wp-content/block/achetre-du-viagra-alille.html protection for Pfizer's Viagra (sildenafil).1-6 Some notable drug patent expirations and the associated financial impact for their manufacturers are presented below.
