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 ...

“I take 20 mg Cialis pill and it works as expected but after sexual intercourse I sometimes feel muscle pain in the back and fatigue. I do not know if this is because I work like a stud or it is a side effect. Anyway I am lucky that I gave it a try.”

But pharmacies say they are having to work hard to obtain stocks and some lines are unavailable.

Health officials advise warming living rooms in the day and bedrooms at night in the cold spell.

A taskforce has also been set up to unlock spare beds and theatres in the private sector.

Services across England and Wales affected, but life-threatening calls will be responded to.