Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1990-09-17
1993-04-06
Higel, Floyd D.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
514912, 514913, 514914, 514915, 5483411, A61K 31415
Patent
active
052004538
ABSTRACT:
An ophthalmic formulation comprising a salt of sepazonium or a similar imidazolium compound as a preservative is provided.
REFERENCES:
patent: 3991202 (1976-11-01), Janssen et al.
patent: 4888168 (1989-12-01), Potts et al.
Higel Floyd D.
Iolab Corporation
Lambert Benjamin F.
Miltenberger Lenora
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