摘要:
Pharmaceutical compositions for the inhibition of bone resorption comprising a pharmaceutical carrier and a therapeutically effective amount of a benzopyran derivative represented by the general formula (I)
wherein the broken-lined bond denotes an optional double bond, R₁ denotes a hydrogen atom or a hydroxyl group, R₂ denotes a cyano group, a phenylsulfonyl group or a halogen-substituted methoxyl group, and R₃ denotes a group having the formula
or
Since they inhibit bone resorption, they are useful for the treatment and prevention of diseases associated with bone metabolism .