Synonyms: 1,2,3,9-tetrahydro-9-methyl-3-[(2-methyl-1h-imidazol-1-yl)methyl]-4h-carbazol-4-one hydrochloride dihydrate;ondansetron hydrochloride hydrate;carbazol-4-one dihydrate;odansetron hydrochloride dihydrate;9-methyl-3-[(2-methylimidazol-1-yl)methyl]-2,3-dihydro-1h-carbazol-4-one dihydrate hydrochloride;(+-)-2,3-dihydro-9-methyl-3-((2-methylimidazol-1-yl)methyl)carbazol-4(1h)-one monohydrochloride dihydrate;4h-carbazol-4-one, 1,2,3,9-tetrahydro-9-methyl-3-((2-methyl-1h-imidazol-1-yl)methyl)-, monohydrochloride, (+-)-, dihydrate;ondansetron hcl dihydrate;Ondansetron hydrochloride;9-Methyl-3-((2-methyl-1H-imidazol-1-yl)methyl)-4H-carbazol-4-one monohydrochloride;Ondansetron HCl;Ondansetron hydrochloride and dextrose in plastic container;Ondansetron hydrochloride and sodium chloride in plastic container;Ondansetron hydrochloride preservative free;Zofran;Zofran ODT;Zofran and dextrose in plastic container;Zofran preservative free;Zophren;Zudan;4H-Carbazol-4-one, 1,2,3,9-tetrahydro-9-methyl-3-((2-methyl-1H-imidazol-1-yl)methyl)-, monohydrochloride;9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-1,2,3,9-tetrahydro-4H-carbazol-4-one hydrochloride dihydrate;9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-1,2,3,9-tetrahydro-4H-carbazol-4-one hydrochloride (1:1);1-methyl-N-[(3-endo)-9-methyl-9-azabicyclo[3.3.1]non-3-yl]-1H-indazole-3-carboxamide hydrochloride (1:1)