If you’re looking for a less costly Viagra, you might want to ask your doctor about sildenafil. It's the active ingredient in both branded Viagra and the drug Revatio, which is a lower dose than Viagra and approved to treat pulmonary arterial hypertension. The important difference: Generic Revatio is available for a fraction of the cost. "Generic Revatio is considerably less expensive, and it is the same drug as Viagra with the same safety and effectiveness," says Bradley Anawalt, M. D., an endocrinologist and professor of medicine at the University of Washington in Seattle who chairs the Endocrine Society's Hormone Health Network. At a lower dose, sildenafil is approved to treat pulmonary arterial hypertension—the higher dose is reserved for treating erectile dysfunction (ED). Anawalt explains that there's a chance your insurance might not cover it to treat ED. On 22 June, 2013 Pfizer’s patent on Viagra (sildenafil citrate) expired in Europe. This means that the pharma-giant loses its exclusive right on the famous blue pills and that the market is open to generic medicines. Generic medicines are reliable and often a cheaper alternative to the original medicines. In The Netherlands alone, 40 producers filed an application to launch a generic version of Viagra. Pfizer states that they don’t fear this kind of competition. To support this statement, they refer to Viagra’s market value and brand reputation. In addition, Pfizer decided to launch a generic version itself on the Belgian market, namely Verventi. Cialis liver disease Clomid success story Jul 13, 2018. Last month the FDA approved five versions of sildenafil, the generic. share than Viagra, is expected to lose its patent protections this fall. Dec 17, 2013. Pfizer's patent protection expires April 2020, but Teva will be allowed. copycat version of its popular erectile dysfunction drug Viagra in 2017. Viagra's patent, originally scheduled to expire in late March of 2012, has been extended to April of 2020. That's good news for the manufacturer, Pfizer, Inc. One of the new generics is made by Teva Pharmaceuticals, and the other by Greenstone, a subsidiary of Pfizer, the company that manufactures Viagra. The generic versions of the little blue pill (sildenafil) will likely be cheaper than brand-name Viagra for most men. And more generic versions are expected next year, which could drive prices even lower. Viagra came on the market in 1998 as the first drug to treat impotence. Cialis (tadalafil) and Levitra (vardenafil) are two other erectile dysfunction medications. They work by relaxing muscle cells in the penis, which allows for greater blood flow, according to the Urology Care Foundation. Pfizer says the current wholesale cost for a 50 milligram or 100 milligram Viagra is $61.54 a pill. The patent protecting another erectile dysfunction drug, Eli Lilly and Co.'s Cialis, also expires in 2017. patent protection for the cholesterol fighter Lipitor, which was once the world's top-selling drug, in November 2011. Other drugmakers also are dealing with a wave of patent expirations that have hurt their revenue. revenue from that drug plummeted from $5 billion in 2011 to about $932,000 last year. Sildenafil patent expiration Drug patents expiring in 2017? It's all smoke and mirrors - MedCity., Viagra to go generic in 2017 according to Pfizer agreement - CBS News Is applicator required for estrace tabletsPrednisone elderlyPropranolol dosage for migraineGlobal pharmacy canadaMetoprolol low blood pressure Compared levitra viagra, viagra patent expiration - Canadian pharmacy online, great deals. Only today - viagra lowest price! 24/7 customer support service. Compared Levitra Viagra, Viagra Patent Expiration - Online Pill.. Viagra extended patent protection, generic wait until 2020 Intellectual.. Viagra goes generic Pfizer to launch own little white pill - USA Today. Apr 26, 2018. Blockbuster erectile dysfunction ED agents Levitra vardenafil and Cialis tadalafil are set to go off patent in fall 2018 and join sildenafil. Pfizer's Viagra patent expires, but goes generic. On 22 June, 2013 Pfizer's patent on Viagra sildenafil citrate expired in Europe. This means that. Dec 6, 2017. Pfizer thinks that if it can release its own generic, it'll keep some hold on it's little blue empire after others flood the market.