Hair Lice - Causes

Hair lice are small wingless insects that live on people’s heads and feed on their blood. They are extremely contagious from person to person. They cannot jump or fly. Instead, they move around by crawling. So, people can get hair lice via head-to-head contact or contact with contaminated items.  






REFERENCES: 

1. American Society of Health-System Pharmacists, Inc. Pyrethrin and Piperonyl Butoxide Topical. April 2011. Available at: http://www.nlm.nih.gov/medlineplus/druginfo/meds/a601105.html. Last accessed August 31, 2011.

2. American Society of Health-System Pharmacists, Inc. Permethrin Topical, April 2011. Available at: http://www.nlm.nih.gov/medlineplus/druginfo/meds/a698037.html. Last accessed August 31, 2011.

3. Buff, Wayne, and Cliff Fuhrman. APhA Handbook of Nonprescription Drugs: Chapter 37 Insect Bites and Stings and Pediculosis. 16th Edition, Washington DC: American Pharmacists Association, 2009: 700-706

4. Kaneshiro, Neil, and David Zieve. Head Lice.  January 2011. Available at: http://www.nlm.nih.gov/medlineplus/ency/article/000840.htm. Last accessed August 31, 2011.

5. Kaneshiro, Neil, and David Zieve. Head Louse. January 2011. Available at: http://www.nlm.nih.gov/medlineplus/ency/imagepages/2606.htm. Last accessed August 31, 2011.

6. U.S. National Library of Medicine. Head Lice, October 2010. Available at: http://www.nlm.nih.gov/medlineplus/headlice.html, Last accessed August 31, 2011. 




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