The Health Sciences Authority [HSA] advises members of the public not to purchase any medicinal product from dubious sources such as street peddlers, unlicensed premises or via the Internet, as the safety, efficacy and quality of such products cannot be vouched for. Consumers are reminded to be cautious and sceptical about exaggerated health benefits and unrealistic personal testimonials accompanying medicinal and health products that sound too good to be true and to seek professional medical advice when self-medicating. More details.