For this reason, it is important that residual material does not contaminate blooming crops, waterways or other aquatic areas. Permethrin has a low level of toxicity to birds and mammals, but it is highly toxic to insects, bees and fish. In the environment, Permethrin readily bonds to soil (and clothing) where it is biodegradable in 1-16 weeks. No serious or long lasting effects have been reported from the use of Permethrin. Is Permethrin safe?Ī temporary, mild skin irritation has been reported in a small number of cases. Reports vary as to how long treated clothes remain repellent –2 weeks to 6 months (5-20 detergent washings). Permethrin bonds to clothing where it remains repellent to insects. This product was developed especially for application to clothing. Why is Permethrin put on clothing and bed nets? Even greater protection was obtained by combining Permethrin applied to clothing with a DEET-based repellent (20-35%) applied to the skin. Tests on mosquitoes conducted by the military show that when lightweight uniforms were treated until moist (approximately 4 ½ oz), Permethrin (0.5%) gave 97.7% protection from mosquito bites. YES! Permethrin is an important part of a safe and effective mosquito prevention program. Is Permethrin effective as an insect repellent? Permethrin, when used as an insect repellent, is used on clothing only, not on skin. It is repellent to mosquitos, ticks and other insects. Permethrin is used in varying concentrations for agricultural use, treatment of head and body lice on humans, and as an insect repellent. Permethrin is a synthetic form of the naturally occurring insecticide, pyrethrum, which comes from Chrysanthemums. Insect Precautions - Permethrin, Deet, and Picaridin What is Permethrin? Let’s Talk: Multicultural Drop-in Support Space.Doctoral Internship in Professional Psychology.
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