Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1989-04-17
1992-08-18
Schenkman, Leonard
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
A61K 3134
Patent
active
051400430
ABSTRACT:
Stable topical aqueous compositions are provided containing a concentration of L-ascorbic acid above about 1% (W/V) and maintaining a pH below about 3.5.
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Darr Douglas
Pinnell Sheldon R.
Duke University
Schenkman Leonard
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