HIST 3791 Lecture Notes - Lecture 10: Oat, Topical Anesthetic, Antipruritic
Document Summary
Ice or cool compressed applied to site provides symptomatic relief and reduce swelling. Do not apply ice for longer than 10 min at a time to prevent frostbite. Remove insect or stinger to decrease local reaction. Honeybee stingers are barbed and should be removed asap to prevent continual venom injection. Remove by gently scraping side to side with fingernail, tweezers or credit card. Clean wound with warm water and soap to prevent secondary infection. Remove ticks by tweezers, ensuring that the entire tick is removed to prevent continual local irritation. Drug most are available as an otc or components of otc medication. 3-5 min onset for up to 5 hr depending on amount applied. Local irritation with burning, stinging possible, especially of mucous membrane. Decreases inflammation by suppression of migration of polymorphonuclear leukocytes and reversal of increased capillary permeability. Skin protectants/ mild astringents (reduces edema, inflammation and acts as a protectant)
