Helpful if spider seen on the skin or around the child More than 50 spiders in the U.S. have venom. Their bites cause reactions that are not serious. This includes pain or redness at the bite site.

If someone in your family might have a bite from a brown recluse spider or black widow spider, call the National Poison Control Center at 1-800-222-1222. Because spider bites contain venom, which is a ...