Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Cosmetic – antiperspirant – dentifrice
Patent
1990-09-05
1992-04-07
Page, Thurman K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Cosmetic, antiperspirant, dentifrice
424 59, 424 62, 514460, 514844, A61K 700
Patent
active
051026619
ABSTRACT:
The compound 2-ethoxymethyl-5-hydroxy-.gamma.-pyrone and a melanogenesis-inhibiting endermic preparation for external application containing the compound as an active ingredient. The endermic preparations are almost non-toxic and have an extremely high melanogenesis-inhibiting activity.
REFERENCES:
patent: 4545982 (1985-10-01), Takahashi
patent: 4696813 (1987-09-01), Higa
patent: 4847074 (1989-07-01), Hatae
The Merck Index, 1983, 10th Ed. p. 764 ref. no., 5153.
Page Thurman K.
Sansho Seiyaku Co., Ltd.
Spear James M.
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