Researchers have pinpointed three already approved medications that may be repurposed to treat or prevent Alzheimer's disease. Instead of starting from scratch, scientists examined medicines ...

Sildenafil citrate did not improve perinatal outcomes compared with placebo in a trial with more than 3,000 patients. Phosphodiesterase type 5 (PDE5) inhibitors like sildenafil citrate may prevent ...

A study found that Viagra, a drug for erectile dysfunction, could treat Leigh syndrome, a rare genetic disease. Animal experiments showed a life-extending effect, and some patients also improved. The ...

Viagra, a popular erectile dysfunction medication, may be the world's only existing treatment against Alzheimer's disease, ...

Researchers are turning to familiar medicines, including Viagra and a shingles vaccine, in a bid to accelerate progress against Alzheimer’s disease.