United Therapeutics Corporation is a biotechnology firm focused on creating innovative treatments for patients with chronic and life-threatening diseases worldwide. It specializes in therapies for pulmonary arterial hypertension (PAH), offering a range of products including inhaled solutions, tablets, and injections to improve exercise capacity and delay disease progression. Additionally, the company works on high-risk neuroblastoma treatments and is developing new technologies for subcutaneous drug delivery and gene therapy. Founded in 1996 and based in Silver Spring, Maryland, United Therapeutics is also exploring organ xenografts and has several strategic partnerships for product development.