Title:
BETULIN-CONTAINING BIRCH BARK EXTRACTS AND THEIR FORMULATION
Document Type and Number:
Japanese Patent JP2023168437
Kind Code:
A
Abstract:
To provide wound-healing formulations containing solid birch bark extracts that may be applied to the skin without worsening the patient's condition.SOLUTION: A solid birch bark extract comprises at least about 70 wt.% of betulin, and one or more triterpenes selected from the group consisting of betulinic acid, oleanolic acid, erythrodiol, and lupeol.SELECTED DRAWING: None
Inventors:
JOHN ASHLEIGH WATSON
SEBASTIAN JAEGER
TOBIAS ZAHN
SEBASTIAN JAEGER
TOBIAS ZAHN
Application Number:
JP2023166010A
Publication Date:
November 24, 2023
Filing Date:
September 27, 2023
Export Citation:
Assignee:
AMRYT RES LTD
International Classes:
A61K36/185; A61K9/06; A61K9/10; A61K9/12; A61K9/70; A61K31/045; A61K31/047; A61K31/19; A61K45/00; A61K47/06; A61K47/10; A61K47/14; A61K47/24; A61K47/26; A61K47/44; A61L15/40; A61L15/44; A61P17/00; A61P17/02; A61P43/00
Attorney, Agent or Firm:
Yasuhiko Murayama
Shinya Mihiro
Tatsuhiko Abe
Shinya Mihiro
Tatsuhiko Abe
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