Drug – bio-affecting and body treating compositions – Nonspecific immunoeffector – per se ; or nonspecific... – Lipid or oil
Patent
1975-01-23
1976-04-06
Drezin, Norman A.
Drug, bio-affecting and body treating compositions
Nonspecific immunoeffector, per se ; or nonspecific...
Lipid or oil
424251, 424263, 424269, 424272, 424274, 424275, A61K 3135
Patent
active
039490840
ABSTRACT:
Compositions containing and methods employing, as the essential ingredient, novel substituted xanthone carboxylic acid compounds which are useful in the treatment of allergic conditions. Methods for preparing these compounds and compositions and intermediates therein are also disclosed. 6-Acetylxanthone-2-carboxylic acid is illustrated as a representative compound.
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Fried John H.
Harrison Ian T.
Pfister Jurg R.
Blaufarb Gerard A.
Dreger Walter H.
Drezin Norman A.
Syntex (U.S.A.) Inc.
Walker William B.
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