lasting effects from a brown recluse bite
Symptoms of a brown recluse spider bite include: 1  Reddened skin that may be followed by a blister that forms at the bite site. 2  Mild to intense pain and itching for 2 to 8 hours following the bite. 3  An open sore (ulcer) with a breakdown of tissue (necrosis) that develops a week or more following the bite.