Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1990-07-19
1992-06-02
Waddell, Frederick E.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
514492, 514912, A61K 31535, A61K 3128
Patent
active
051186799
ABSTRACT:
The present invention is to provide a highly effective agent for preventing and treating opacity of lens, containing the organic germanium compound represented by the fornula (1); ##STR1## (wherein R1 to R3 represent hydrogen atoms, lower alkyl groups each of which may be the same or different and selected from the group consisting of methyl group, ethyl group, etc., or phenyl groups substituted or unsubstituted; X represents a hydroxyl group, an O-lower alkyl group, an amino group or O.sup.- Y.sup.+ {Y represents a metal such as sodium, potassium, etc., or a compound having a basic group such as lysozyme and basic amino acid, etc.})or (2) a combination of the organic germanium compound and aminoguanidien, or (3) a combination of the organic germanium compound specifically defined above and the specific phenoxazine derivative.
REFERENCES:
patent: 4296123 (1981-10-01), Ishikawa et al.
Kakimoto Norihiro
Miyata Mikio
Nakamura Kunie
Sato Susumu
Uga Shigezo
Asai Germanium Research Institute Co., Ltd.
Fay Zohreh A.
Sato Pharmaceutical Co., Ltd.
Waddell Frederick E.
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