近来,全球掀起了一股“伟哥热”(Viagramania), “伟哥”(Viagra)不仅在美国,就是在其他国家也已成为最畅销的药物之一,几乎是家喻户晓,人人皆知。自从美国食品药品管理局(FDA)1997年3月批准将“伟哥”作为治疗男性勃起功能障碍的药物上市以来,美国医师已为患者开出170万张处方。许多国家也正加快批准步伐,使其销售使用合法化,因为目前黑市上每片“伟哥”已从7美元涨到45美元。最近,“伟 Recently, Viagramania was launched around the world. One of the best-selling drugs, not only in the United States, but also in other countries, is Viagraman. Almost a household name is known. Since the FDA approved the listing of Viagra as a marketed drug for male erectile dysfunction in March 1997, U.S. physicians have prescribed 1.7 million patients. Many countries are also accelerating the pace of ratification and legalizing their sales, as each “Viagra” on the black market has now risen from $ 7 to $ 45. Recently, "Wei