A Multi-Centre, Multinational, Long-Term Extension Study, to Assess the Safety and Toleration of Subject Optimised Treatment Regimens of Oral Sildenafil Citrate for Pulmonary Arterial Hypertension in Subjects Who Have Completed Study A1481140.
A Multi-Centre, Multinational, Long-Term Extension Study, to Assess the Safety and Toleration of Subject Optimised Treatment Regimens of Oral Sildenafil Citrate for Pulmonary Arterial Hypertension in Subjects Who Have Completed Study A1481140.
Open label extension study to the pivotal efficacy study to assess the safety of sildenafil citrate in patients with pulmonary arterial hypertension
Inclusion Criteria:
Exclusion Criteria:
Shatin NT, Hong Kong
Tlalpan Mexico, Mexico City 14050, Mexico
Parktown West, 2193, South Africa