Amiodarone and its metabolites may have a direct cytotoxic effect on the thyroid follicular cells, which causes a destructive thyroiditis. Amiodarone and its metabolite desethylamiodarone can act as a competitive antagonist of T3 at the cardiac cellular level.
Video: Watch a 19-year-old Conor McGregor predict his UFC title shot. Videos. Video: Watch a 19-year-old Conor McGregor predict his UFC title shot. Conor McGregor is just one win away from claiming a UFC title. Back in 2008, the then-19-year-old MMA newcomer predicted as much.
According to The Richest, McGregor's net worth is close to $22m after a record breaking year for the fighter. In 2016 he became the first MMA fighter to appear on Forbes' top 100 earners in sport, coming in at no. 85.