Synonyms: 1,3-dimethyl-7H-purine-2,6-dione: ethane-1,2-diamine;1H-Purine-2,6-dione, 3,9-dihydro-1,3-dimethyl-, compd. with 1,2-ethanediamine (2:1);3,7-Dihydro-1,3-dimethyl-1H-purine-2,6-dione compd. with 1,2-ethanediamine (2:1);Aminodur dura-tabs;Aminofilina [inn-spanish]