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Medical Definition of Chlorisondamine chloride
1. 4,5,6,7-Tetrachloro-2-(2-dimethylaminoethyl)-2-methylisoin dolinium chloride;a quaternary ammonium compound with ganglionic blocking action similar to, but more potent than, hexamethonium and pentolinium; used in the management of severe hypertension, including the malignant phase. (05 Mar 2000)