OPHTHALMIC COMPOUND WITH EXTENDED DWELL TIME ON THE EYE

摘要

An ophthalmic compound with an extended dwell time on the eye, especially in the form of a drip gel, a salve or the like, containing a fluid base of increased viscosity and a preserving agent and possibly one or more active agents and common additives, like isotoning agents, substances for adjusting the pH, etc. According to the invention, th e preserving agent consists essentially of a benzyl lauryl dimethyl ammonium salt. The invention also relates to the use of a benzyl lauryl dimethyl ammonium salt as a preserving agent in the production of ophthalmic compounds intended for repeated use over long periods and/or formulated for extended dwell time on the eye after each application, by means of which irritations of and/or tissue damage to the ey e are prevented.