Dermatitis treating agent

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

Reexamination Certificate

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Details

C514S339000

Reexamination Certificate

active

07868019

ABSTRACT:
The present invention is to provide a topical dermatitis treating agent which comprises a pyridine compound represented by the following formula [I]:wherein R1and R2each represent a lower alkoxy group, ═X— represents a group represented by the formula:or a group represented by the formula: ═N—, Ring A represents a saturated or unsaturated bicyclic nitrogen-containing heterocyclic group having 1 to 4 substituents selected from hydroxyl group, oxo group, a lower alkoxy group, a di-lower alkylaminophenyl group, a pyperidino-lower alkoxy group, a morpholino-lower alkoxy group, a cyclo-lower alkylamino-lower alkylamino group, pyridyl group and morpholino group, andrepresents a single bond or a double bond,or a pharmaceutically acceptable salt thereof as an active ingredient.

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