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US 2008/0188558 A1Published application
Treatment of Acne Using Derivatives of 5-Aminolevulinic Acid
OwnerAslak Godal, Jo Klaveness +1inventors
InventorsAslak Godal, Jo Klaveness, Hilde Morris
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Abstract
The invention provides use of a photosensitiser, which is a derivative (e.g. an ester) of 5-aminolevulinic acid (5-ALA) or a pharmaceutically acceptable salt thereof, in the manufacture of a medicament for use in the prevention or treatment of acne.
Claims31
A method of preventing or treating acne comprising administering to an area of skin on a body a photosensitiser which is a derivative of 5-aminolevulinic acid (5-ALA), or a pharmaceutically acceptable salt thereof, and photoactivating said photosensitiser, wherein said photosensitiser is a compound of general formula I:
- R22N—CH2COCH2—CH2CO—OR1 (I)
- (wherein
- R1 represents an unsubstituted alkyl group or an alkyl group substituted by an aryl group;
- and each R2 independently represents a hydrogen atom or an optionally substituted alkyl group).
1 more element
(canceled)
Dependencies are inferred from the claim text.