Synonyms: Lactulose, D-Fructose, 4-O-β-D-galactopyranosyl-, Fructose, 4-O-β-D-galactopyranosyl-, D- (8CI), Lactulose (6CI,7CI), 4-O-β-D-Galactopyranosyl-D-fructose, Bifiteral, Cephulac, D-Lactulose, Duphalac, Farlac, Generlac, Isolactose, Kristalose, Lactofit, Lactoflex, Lactuflor, Lael, Laevilac, Laevolac, Laktulak, Laktusan, Lazet, MLC 97, MLS 50, Milk Oligosaccharide MLP 95, Normase, Osmolak, Prelax, Solactis galactofructose, Vetalakt, Well-me, 4-O-(β-d-galactopyranosyl)-d-arabino-hex-2-ulofuranose