A - Human Necessities – 01 – N
Patent
A - Human Necessities
01
N
A01N 43/40 (2006.01) A01N 43/36 (2006.01) A61L 2/18 (2006.01) A61L 12/14 (2006.01) G02C 13/00 (2006.01)
Patent
CA 2069094
2069094 9107192 PCTABS00005 Contact lenses are disinfected by utilizing an N-alkyl-2-pyrrolidone as the microbicide. The efficacy of prior art microbicides such as chlorhexidene gluconate are enhanced by the addition of the pyrrolidones of this invention. The pyrrolidones suitable for use in the practice of this invention are the C8-C20 N-alkyl-2-pyrrolidones. Preferably the alkyl moiety is octyl, decyl or dodecyl. The pyrrolidones can be provided in solution or made available as a water soluble tablet.
Bliznik Kenneth E.
Gu Ben
Singer Helmut K.
Ward Sharon M.
Schering Corporation
Swabey Ogilvy Renault
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