Synonym for tetrachlormethiazide ... 6-chloro-3,4-dihydro-3-trichloromethyl-2H-1,2,4 -benzothiadiazine-7-sulfonamide 1,1-dioxide;a diuretic of the thiazide type. ... Synonym: teclothiazide. ... (05 Mar 2000) ... Found on http://www.encyclo.co.uk/local/20973