Synonyms: Theophylline Imp. F (EP), Etofylline, Theophylline-Ethylenediamine Imp. F (EP), 3,7-Dihydro-7-(2-hydroxyethyl)-1,3-dimethyl-1H-purine-2,6-dione, 7-(2-Hydroxyethyl)-1,3-dimethylxanthine, 7-(2-Hydroxyethyl)theophylline, 7-(Hydroxyethyl)theophylline, 7-Theophyllineethanol, Aethophyllinum, Ascorphylline, Bio-phylline, Cordalin, Corophyllin-N, Dilaphyllin, Etophyllin, Etophylline, Frekaphyllin, Hydroxyethyltheophylline, KT 200G, NSC 113373, Oxphylline, Oxyethophylline, Oxyethyltheophylline, Oxyphyllin, Oxyphylline, Oxytheonyl, Phyllocormin N, Soluphylline,7-(2-Hydroxyethyl)-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione, Diprophylline Imp. C (EP), 7-(β-Hydroxyethyl)theophylline
