Compositions against insects

摘要

The invention relates to the use of insulin or insulin like substances and degradation products thereof for the preparation of a composition against blood sucking or biting insects. The invention also relates to a composition against blood sucking or biting insects comprising insulin and/or insulin like substances and/or degradation products in an amount sufficient for repelling or preventing the insects from sticking or biting. The invention may be used against mosquitoes, flies, ticks, fleas, lice and ants.