Medical experts sound alarms over the sale of an unapproved weight loss medication, Retatrutide, on the Irish black market. RTÉ Investigates uncovered a seller promoting the drug without regulatory approval, prompting concerns about public safety. The drug remains in clinical trials and has never been reviewed by regulatory agencies. The Health Products Regulatory Authority reports a rise in illegal sales of GLP1 medications, highlighting the dangers of obtaining drugs outside legitimate pharmacies. Experts warn of serious health risks associated with these unauthorized sales.