Using an experimental drug sold over the internet to lose weight is an inherently risky gamble. That’s a lesson a 32-year-old man had to painfully learn first-hand after he experienced horrific bouts of diarrhea likely caused by overdosing on the GLP-1 medication retatrutide. Opeyemi Komolafe, an internist at the Medical University of South Carolina’s Marion Medical Center, detailed the gut-churning case in a recent paper. The man developed unceasing diarrhea soon after mistakenly taking an extra dose of retatrutide, an experimental treatment set to become the most potent obesity drug created to date. Though the man was hospitalized for several days as a result, he ultimately made a full recovery.…