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 Anthony McGregor (born 14 July 1988) is an Irish professional mixed martial artist who is currently signed to the Ultimate Fighting Championship (UFC). He is the current UFC Featherweight Champion. During his career, McGregor has competed as a featherweight, lightweight and welterweight. In 2008, McGregor started his mixed martial arts (MMA) career and, in 2012, he won both the Cage Warriors Featherweight and Lightweight Championships, holding both titles concurrently before vacating them to sign with the UFC.