5 studies were found.

1.		Recruiting	The Effect of Tracleer™ on Male Fertility Condition: Hypertension, Pulmonary
2.		No longer recruiting	Efficacy and Safety of Oral Bosentan in Patients with Idiopathic Pulmonary Fibrosis Condition: Idiopathic Pulmonary Fibrosis
3.		Recruiting	Efficacy and Safety of Oral Bosentan in Pulmonary Arterial Hypertension Class II Condition: Pulmonary Hypertension
4.		No longer recruiting	Efficacy and safety of oral bosentan in pulmonary fibrosis associated with scleroderma Conditions: Pulmonary Fibrosis; Scleroderma, Systemic
5.		No longer recruiting	Efficacy and Safety of Oral Bosentan on Healing/Prevention of Digital (Finger) Ulcers in Scleroderma Patients Conditions: Systemic Sclerosis; Scleroderma