Endobloc (Ambrisentan) is a prescription medicine used to treat pulmonary arterial hypertension (PAH) in adults. It helps to improve exercise capacity and delay the progression of the disease. Endobloc works by blocking the activity of certain chemicals in the body that cause high blood pressure in the blood vessels of the lungs. It is available in 5-mg and 10-mg tablets for oral administration. Get Endobloc from our online store today to help combat PAH and improve your quality of life.