quinethazone quinethazone quinethazone (inn, brand name hydromox) is a thiazide-like diuretic used to treat hypertension. common side effects include dizziness, dry mouth, nausea, and low potassium levels. quinethazoneclinical dataahfs/drugs.commicromedex detailed consumer informationroutes ofadministrationoralatc codec03ba02 (who) legal statuslegal status in general: ℞ (prescription only) identifiers iupac name 7-chloro-2-ethyl-4-oxo-1,2,3,4-tetrahydroquinazoline-6-sulfonamide cas number73-49-4 ypubchem cid6307iuphar/bps7289drugbankdb01325 ychemspider6068 yunii455e0s048wkeggd00461 ychemblchembl1532 ycomptox dashboard (epa)dtxsid9023548 echa infocard100.000.729 chemical and physical dataformulac10h12cln3o3smolar mass289.73 g·mol−13d model (jsmol)interactive image smiles o=s(=o)(c2c(cl)cc1c(c(=o)nc(n1)cc)c2)n inchi inchi=1s/c10h12cln3o3s/c1-2-9-13-7-4-6(11)8(18(12,16)17)3-5(7)10(15)14-9/h3-4,9,13h,2h2,1h3,(h,14,15)(h2,12,16,17) ykey:agmmtxlniqsrcg-uhfffaoysa-n y (verify)