Its senior enforcement office, Peter Moore, stated: "It is important that we get the message across that unlicensed medicines can be hazardous.
"These types of items being offered, usually online, have gone through no quality assurance and there can be no guarantee about their safety.
"You simply do not understand what you are taking or the conditions these products were made in. More importantly, you do not know the effect drugs like this might have on your health."