A Long-Term Extension, Multi-Center Safety Study of AV-101 in Subjects With Pulmonary Arterial Hypertension (PAH) Who Have Completed Study AV-101-002 (IMPAHCT-FUL)

IMPAHCT-FUL: Inhaled Imatinib Pulmonary Arterial Hypertension Clinical Trial - Follow Up Long Term Extension (LTE) Trial was a follow up study to establish the long-term safety of AV-101. Subjects who successfully completed the 24-week placebo-controlled parent trial (AV-101-002, NCT#05036135) were offered the opportunity to continue into this LTE study. Subjects who enrolled in the study were to receive one of three active AV-101 doses until such time as the optimal dose was selected in the parent study.