Video Library
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SAMSCA® (tolvaptan) and Hyponatremia Video Library
![SAMSCA: Mechanism of Action](/sites/g/files/qhldwo5351/files/2018-01/icon-video-moa.png)
SAMSCA: Mechanism of Action See how SAMSCA works to promote free water clearance by direct antagonism of the renal
SAMSCA® (tolvaptan) MOA This video gives an in-depth, illustrated explanation of how SAMSCA works to promote free water clearance by direct antagonism of the renal V2-receptors.