“It is not fair that everybody knows about Viagra, Levitra worked perfectly for me and moreover it is less expensive and easier to find. I almost have not experienced any side effects, at least those severe to make sex impossible. Works like a charm.”

“Honeymoon returned and my husband feels like a teenager again. His erection is the same as at our first date 30 years ago. He feels like a man again, his penis is hard with a big head so he can be proud of it again. Viagra really helps.”

It is safe, could speed up diagnosis and relieve NHS pressure, the health assessment body says.

Medical records, test results and letters to be available to all on NHS App in digital revolution.

The health department says it is removing "irrelevant" posts from an online consultation.

One in eight men will be diagnosed with prostate cancer in their lifetime.