Why some people are saying they've been ill all year.

It said the benefits of the treatment did not outweigh the risk of serious side effects.

Chloe Davies has "spontaneous swelling attacks", which can be life-threatening.

The systems were affected by a hack on the NHS, which caused significant disruption.

“I was shy to share with my doctor about decrease of sexual activity which I occurred for the last couple of years. He advised me Viagra which could realize my sexual drive and fantasies. A feel alive again! Viagra saved me!”

“We were at the edge of divorce when I decided to try this. Years and years without delight of orgasm and sexual satisfaction. This could ruin any life but not ours. Viagra worked and I always keep the pill near my bed as nobody knows when my wife asks ...