Method of preserving ophthalmic solution and compositions theref

Drug – bio-affecting and body treating compositions – Inorganic active ingredient containing – Peroxide or compositions of or releasing gaseous oxygen or...

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514714, 514839, 514840, A61K 3340

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active

056076983

ABSTRACT:
A preservative for ophthalmic solutions having an active ingredient is provided, having a hydrogen peroxide content of about 0.001% to about 0.10% by weight; and diethylene triamine penta(methylene phosphonic acid) or a physiologically compatible salt thereof, present at about 0.002% to 0.03% by weight and/or 0.005% to about 0.20% by weight of 1-hydroxyethylidene-1,1-diphosphonic acid, or physiologically acceptable salt thereof.

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patent: 4889689 (1989-12-01), Tsao
Contacto, International Contact Lens Journal, vol. 23, No. 1, Jan. 1979, pp. 37-40.
American Journal of Optometry and Physiological Optics, vol. 65, No. 2, pp. 91-98, Feb. 1988.
Kontaktlinsen-Chemie, Merian Verlag 1984, p. 173.

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