VIAGRA incorporates sildenafil, which is identical medication present in Yet another drug named REVATIO. REVATIO is used to deal with a uncommon condition termed pulmonary arterial hypertension (PAH).Još jedna pohvala za opštu bezbednu prirodu ovog leka je da mu više nije potreban lekarski recept da bi ga dobili (podatak se odnosi na Veliku Brit

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