Trihydroxy-cholecacliferol and trihydroxy-ergocalciferol for tre

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – 9,10-seco- cyclopentanohydrophenanthrene ring system doai

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514168, 552653, A61K 3159, C07J 900

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active

051207222

ABSTRACT:
The compounds 1.alpha.,25(S), 26-trihydroxy-.DELTA..sup.22 -cholecalciferol; 1.alpha.,25(R), 26-trihydroxy-.DELTA..sup.22 -cholecalciferol; 1.alpha.,25(S),26-trihydroxyergocalciferol, 1.alpha.,25(R),26-trihydroxyergocalciferol and pharmaceutical compositions comprising the compounds as well as methods of making and using these compounds are disclosed.

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