2 results
Approved WMOCompleted
The primary objective of this study is to:Evaluate the effect of GS-4997 on pulmonary vascular resistance (PVR), as measured by right heart catheterization (RHC) in subjects with pulmonary arterial hypertension (PAH).
Approved WMOCompleted
To determine the specificity of the effects of histamine H1-receptor blockade on different cognitive functions and processes.