Oil-extracted product of indigo naturalis, and preparation process and uses thereof
AssigneeGalderma Research & Development, S.N.C.
InventorYin-Ku Lin
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Abstract
Disclosed herein are an oil-extracted product of indigo naturalis, and the preparation process thereof. Also disclosed are a pharmaceutical composition containing the oil-extracted product of indigo naturalis and a method for treating a human subject having or suspected to have a psoriatic disease such as skin psoriasis and nail psoriasis.
Claims14
An oil-extracted product of indigo naturalis which is obtained by a process comprising extracting indigo naturalis powder with an oil under heating, followed by a refining treatment by filtration,
- wherein in said process, extracting indigo naturalis powder is conducted at a temperature ranging from 100° C. to 155° C.
A process for preparing an oil-extracted product of indigo naturalis, comprising subjecting indigo naturalis powder to an extraction treatment using an oil under heating and subsequent to the extraction treatment, performing a refining treatment by filtration,
- wherein the extraction treatment is conducted at a temperature ranging from 100° C. to 155° C.
Dependencies are inferred from the claim text.