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.
Conor McGregor Is on Steroids After UFC 196 Weight Gain, Says Nate Diaz's Coach. Kevork Djansezian/Getty Images. February 29, 2016. Nate Diaz's coach, Richard Perez, has described Conor McGregor's weight gain as shady and accused the Irishman of being on steroids ahead of UFC 196.