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说起伟哥,可能不知道的人很少了。迄今,世界上已有2300万勃起功能障碍(ED)患者尝试过伟哥治疗。2000年7月,伟哥投放中国市场。伟哥是英语Viagra的音译,我国注册商品名为万艾可,其化学结构学名为西地那非。伟哥口服吸收后,经过复杂的生理生化反应,最终促使人体内一氧化氮释放量增加,使阴茎平滑肌松弛,导致阴茎血管内血流量增加而引起勃起,从而产生治疗ED的效
Speaking of Viagra, few people may not know. So far, 23 million people with erectile dysfunction (ED) have tried Viagra in the world. July 2000, Viagra put on the Chinese market. Viagra is a transliteration of English Viagra, registered trademarks of China Viagra, its chemical structure is called sildenafil. Viagra oral absorption, after a complex physiological and biochemical reactions, and ultimately promote the release of nitric oxide in the body increased, so that the penis smooth muscle relaxation, resulting in increased intravascular penile blood flow caused by the erection, resulting in the treatment of ED effect