I prefer to call when I have questions but to use online chat is also helpful. I have already purchased goods on-line from other companies but was scared to buy drugs. Who knows what they can put in the parcel? When my package arrived I could not understand ...

“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.”

The error - affecting England and Wales - raises concerns about the impact on the government's approach to drug deaths.

Families impacted have criticised the review, calling it "not fit for purpose".

Lauren Caulfield was cared for at NHS hospitals in Leeds and Bradford before her daughter's death.

Interest in the drugs has risen but patients face a "postcode lottery" when trying to access them.