DEET: chemical name, N,N-diethyl-meta-toluamide

How to Use DEET Safely
Do not apply over cuts, wounds, or irritated skin.
Do not apply to hands or near eyes and mouth of young children.
Do not allow young children to apply this product.
Use just enough repellent to cover exposed skin and/or clothing.
Do not use under clothing.
Avoid over-application of this product.
After returning indoors, wash treated skin with soap and water.
Wash treated clothing before wearing it again.
Use of this product may cause skin reactions in rare cases.
Do not spray in enclosed areas.
To apply to face, spray on hands first and then rub on face.
     Do not spray directly onto face.
For more information read the article below and check out our links page.
Mosquitoes and Mosquito Repellents: A Clinician's Guide