PROBLEM TO BE SOLVED: To provide a novel use of an extract from a Cimicifuga species, preferably Cimicifuga racemosa (also termed Actaea racemosa L; black cohosh).SOLUTION: The present invention is directed to an extract from Cimicifuga sp., preferably Cimicifuga racemosa, for use in the therapeutic or prophylactic treatment of diabetes, preferably diabetes mellitus type 2, the use of such extract for preparing a medicament, corresponding pharmaceutical compositions comprising the extract as well as a method for the therapeutic or prophylactic treatment of diabetes, preferably by oral administration of the extract or pharmaceutical composition.SELECTED DRAWING: None【課題】Cimicifuga種、好ましくはCimicifuga racemosa(Actaea racemosa L;ブラックコホッシュとも呼ばれる)の抽出物の新規用途の提供。【解決手段】糖尿病、好ましくは2型糖尿病の治療的又は予防的処置に使用するための、Cimicifuga属、好ましくはCimicifuga racemosaの抽出物、医薬品を調製するためのこのような抽出物の使用、前記抽出物を含む対応する薬学的組成物、並びに、好ましくは前記抽出物又は薬学的組成物の経口投与による糖尿病の治療的又は予防的処置のための方法。【選択図】なし