| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: invention relates to 4-{[1-(aminocarbonyl)-4-piperidinyl]amino}-H-[(3,4-dimethylphenyl)methyl]-1-ethyl-1H-pyrazole[3,4-b]pyridine-5-carboxamide, which is a compound of formula or its pharmaceutically acceptable salt, as well as to a method of producing said compounds. The invention also relates to use of the said compound or its pharmaceutically acceptable salt as phosphodiesterase IV (PDE4) inhibitor, for example in treatment and/or prevention of inflammatory and/or allergic disease, cognitive impairment or depression in mammals. The invention particularly pertains to use of the compound or its pharmaceutically acceptable salt in treating and/or preventing atopic dermatitis in mammals, for example via external local administration to a mammal, for example a human being. ^ EFFECT: pharmaceutical compositions are also provided, which contain the said compound or its pharmaceutically acceptable salt, particularly suitable for external local administration. ^ 35 cl, 1 tbl, 19 ex |
