HANGZHOU, China, Oct. 26, 2020 /PRNewswire/ — Gmax Biopharm today announces that the first dose of GMA301 was given to the patient in its phase 1B trial to investigate the drug efficacy to treat pulmonary arterial hypertension (PAH). GMA 301 is the first antibody drug for PAH treatment. In the phase 1A trial, it […]