3 results about "Diclofenac Acid" patented technology

Disclosed are instillable compositions in the form of aqueous solutions comprising hyaluronic acid or a salt thereof and a complex of diclofenac or a salt thereof with 2-hydroxypropyl-beta- cyclodextrin and use thereof in the prevention of urinary tract infections.

To provide a topical pharmaceutical composition containing diclofenac in which crystal precipitation is suppressed. [Solution] A topical pharmaceutical composition comprising (A) one or more selected from the group consisting of loxoprofen, its salts and hydrates thereof, (B) one or more selected from the group consisting of diclofenac, its salts and hydrates thereof, and (C) a lower alcohol, wherein the content of the lower alcohol of (C) is 35% by mass or more and 60% by mass or less based on the total mass of the topical pharmaceutical composition, and the pH of the topical pharmaceutical composition is 5.0 to 7.5.

This invention provides a diclofenac diethylamine latex, belonging to the field of topical pharmaceutical preparations. By adding polyoxyethylene (10) oil-based ether, propylene carbonate, and a natural penetration enhancer to the diclofenac diethylamine latex, this invention obtains a latex with good skin permeability, high bioavailability, and good quality stability, which has significant clinical advantages over existing technologies. The preparation process of the diclofenac diethylamine latex of this invention is simple and very suitable for industrial production.