Selective GIRK (Kir3.1/3.2) channel activator, IC50 = 160, 887 and 914 nM for GIRK1/2, GIRK1/4 and GIRK1/3 respectively. Has no effect on GIRK2, GIRK2/3, Kir2.1 and Kv7.4 channels.1,2 Displays antiseizure activity2 and decreases anxiety-related behavior without sedative or addictive effects3. Reduces glucose- and IBMX-stimulated GLP-1 secretion with no effect on GIP in murine L and K cells.4 Brain penetrant.
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