Viagra tablets (famous as blue pill) sell like hot cakes soon after its launch in 1998 and completed its 20th anniversary in 2018. It still continues to be the first line of medical treatment for penile erection problem (Erectile Dysfunction).
Viagra contains Sildenafil, which was initially tested in cardiac trials. It was termed as a “lucky accident” when the nurses in the wards started noticing that these patients’ who received Viagra preferred lying on their tummy with embarrassment to hide their penile erections. It was then more studies were done to establish its role in erectile dysfunction (ED).