Synonyms: Chlorhydrate de N methyl piperidyl-4' theophylline [French];1,3-dimethyl-8-(1-methylpiperidin-4-yl)-3,7-dihydro-1h-purine-2,6-dione hydrochloride(1:1);8-(1-Methyl-4-piperidyl)theophylline hydrochloride;Theophylline, 8-(1-methyl-4-piperidyl)-, hydrochloride;AC1L3QW7;AC1Q3EP5;KST-1A9320;AR-1B7028;LS-149626;Chlorhydrate de N methyl piperidyl-4' theophylline;1,3-dimethyl-8-(1-methylpiperidin-4-yl)-7H-purine-2,6-dione hydrochloride