Use of protealytic enzymes in the treatment of insect bites

A - Human Necessities – 61 – K

Patent

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Details

A61K 38/48 (2006.01) A61K 38/54 (2006.01) A61K 47/16 (2006.01) A61K 7/40 (1995.01)

Patent

CA 2248177

A method and compositions for reducing the itch associated with the bite of a blood-feeding insect such as a mosquito or black fly are disclosed. The method entails applying a topical pharmaceutical formulation of papain, pancreatin or subtilisin, optionally including urea, to the skin proximate to the bite. Compositions are provided in the form of solutions, lotions, ointments and salves containing papain, pancreatin or subtilisin and, optionally, urea.

L'invention concerne un procédé et des compositions destinés à diminuer la démangeaison associée à la piqûre d'un insecte hématophage tel que moustique ou simulie. Ledit procédé consiste à appliquer une formulation pharmaceutique locale de papaïne, pancréatine ou subtilisine, renfermant éventuellement de l'urée, sur la peau, à proximité immédiate de la piqûre. L'invention décrit des compositions sous forme de solutions, de lotions, d'onguents et de pommades contenant de la papaïne, de la pancréatine ou de la subtilisine et, éventuellement, de l'urée.

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