Actelion to Start a Phase 3 Trial Evaluating Opsumit as Treatment for Children with PAH
Actelion will soon start a Phase 3 clinical trial to assess the effectiveness of Opsumit (macitentan) in delaying the progression of pulmonary arterial hypertension (PAH) in children and adolescents. The long-term trial, called TOMORROW (pediaTric use Of Macitentan tO delay disease pRogRessiOn in PAH Worldwide), will be conducted in more than 20 countries and may lead to the first approved…