1, sildenafil citrate "is also called Viagra, which is called Viagra in Taiwan Province Province, and is abbreviated as Viagra in Chinese.".
1, sildenafil citrate "is also called Viagra, which is called Viagra in Taiwan Province Province, and is abbreviated as Viagra in Chinese.". Indications are limited to male patients with erectile dysfunction.
"Viagra" is the transliteration of English Viagra. It was originally developed and produced by Pfizer, a pharmaceutical company in the United States, as a drug for treating angina pectoris. In clinical trials, it is found that the curative effect on angina pectoris is general, but it has special effect on impotence. This unexpected discovery prompted manufacturers to announce drugs for impotence.
3. The US Food and Drug Administration (FDA) officially approved the drug as a specific drug for treating impotence on March 27th, 1997.