Skin preparation

Details Skin preparation Skin preparation

2005-06-28

2005-06-28

Dodson, Shelley A. (Department: 1616)

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

C424S060000, C424S400000, C424S401000

Reexamination Certificate

active

06911194

ABSTRACT:
A skin preparation is described for protection against sunlight, containing UVA and UVB-absorbent agents, an ALA derivative and conventional supplementary substances, together with the use of the preparation.

REFERENCES:
patent: 5520905 (1996-05-01), Uhlmann et al.
patent: WO 96/28412 (1996-09-01), None
J.M. Menter et al, “Protection against photodynamic therapy (PDT)-induced photosensitivity by . . . fabric materials” Photodermatology Photoimmunology and Photomedicine vol 14 1998 pp 154-159.
Zhao-Hui Jin et al, “Treatment effects of transplanted squamous cell carcinoma by iradiations . . . of laser light . . . with endogenously-produced Pp-IX . . . ” Photomed. & Photobiology v 8 1996 p 85-86.
Roar Sørensen et al. “Formation of protoporphyrin IX in mouse skin after topical application of . . . 5-aminolevulinic acid and its methyl ester” Proceedings of Photochemotherapy of Cancer and Other Diseases vol 3563 1999 pp77-81.
Clemens Fritsch et al “Preperative relative Porphyrin Enhancement in Solar Kerateses upon topical application of S-Aminolevulaic acid methylester”to Photochemistry Photobiology vol 68 1998 pp 218-221.

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