| abstract |
(57) [Summary] [Structure] General formula (1) (In the formula, R 1 represents a hydroxyl group or an alkoxy group, and R 2 represents a hydroxyl group, an alkoxy group, or an alkoxycarbonyl group), an arachidonic acid metabolism inhibitor or antiallergic agent containing morphine or a derivative thereof as an active ingredient. Agents and anti-inflammatory agents. [Effect] It has an excellent lipoxygenase and cyclooxygenase inhibitory action and is useful as an anti-inflammatory agent, an antiallergic agent and the like. |