To date, PrEP has only been available to buy in Ireland on prescription at a price of over €400 a month.

PrEP is a “once daily” medication that can reduce risk of infection among people at high risk.

No ear-nibbling this time.

A study involving nine countries found that earlier treatment meant patients were 96 per cent less likely to spread HIV to their uninfected partner.

Aids is the leading cause of death and disease in young women today. A new gel might cut the the chances of contracting the virus in half.