| 摘要 |
PURPOSE:To obtain an antipeptic ulcer agent, containing propentofylline and a compound analogous thereof an active ingredient and having excellent remedial effects and high safety. CONSTITUTION:An antipeptic ulcer agent obtained by containing a compound expressed by the formula (R1 is 4-oxopentyl or 5-oxohexyl; R2 is methyl or ethyl; R3 is 2-4C alkyl), e.g. 3,7-dihydro-3-methl-1-(5-oxohexyl)-7-propyl-1H- purine-2,6--dione (common name; propentofylline), as an active ingredient. The above-mentioned compound can be orally, intravenously and intrarectally administered and subcutaneously and intramuscularly injected and the clinical dose thereof is 300-900mg/60kg body weight, preferably 150-600mg/60kg body weight.
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