Paxilline Description A tremorgenic indole alkaloid that selectively blocks high-conductance Ca2+-activated K+-channels. Specifications Cas No. 57186-25-1 Product ID P0392 Product Name Paxilline Formula Wt. 435.56 Store Temp +4oC References Sanchez M et al Neuropharmacology 35:963 (1996). Young C et al Curr. Genet. 33:368 (1998).