DXM is also used recreationally. When exceeding label-specified maximum dosages, dextromethorphan acts as a dissociative anesthetic. Its mechanism of action is via multiple effects, including actions as a nonselective serotonin reuptake inhibitor and a sigma-1 receptor agonist.
Aroldis Chapman has thrown the fastest pitch ever recorded, but he has challengers for baseball's hottest heater in 2017. Ever since Aroldis Chapman delivered a 105 mph fastball to Tony Gwynn Jr., Chapman's name has been synonymous with velocity.
Chapman throws fastest pitch ever recorded. SAN DIEGO â Aroldis Chapman(notes) was summoned from the bullpen one batter too late to make a difference in the game. No matter. The 22-year-old Cincinnati Reds left-hander made do by making history Friday night, throwing the fastest pitch recorded in a major league game, a 105-mph fastball.