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Viagra
$510.00 – $9,800.00Select options This product has multiple variants. The options may be chosen on the product pageSPECIFICATIONProduct Name: Sildenafil citrateIUPAC Name: 5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-7-oneOther Names: ViagraCas Number: 139755-83-2Molecular Formula: C22H30N6O4SMolar Mass: 474.5 g/molEffect: stimulantPhysical properties: powder