ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,478,583, issued on Nov. 25.

"Antimicrobial solutions and methods of using the same in the treatment or prevention of infections" was invented by Gudmundur Fertram Sigurjonsson (Adliswil, Switzerland), Dora Hlin Gisladottir (Adliswil, Switzerland) and Jon Magnus Kristjansson (Adliswil, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "Antimicrobial compositions include a therapeutically effective amount of neem oil, extract of the plant Hypericum spp., polyunsaturated fatty acids (PUFAs), carrageenans, and/or chlorhexidine; and (optionally) in combination with one or more pharmaceutically acceptable carriers, additives, and/or diluents. The anti...