When to go to the er with a wasp sting?

Severe reaction: Some people have anaphylactic reactions to bites...If you suspect this see your doctor who may prescribe an epi pen for you to carry. Severe swelling, shortness of breath, are symptoms that require immediate medical attention / care.

For significant : Allergic symptoms or signs of secondary infection. Sting symptoms may include pain, itching, swelling, redness ; tenderness of the affected area. Severe allergic reactions may present with swelling of tongue, mouth, lips or throat; difficulty swallowing ; breathing, wheezing, tightness of the chest, hives, generalized weakness, confusion ; slurring of speech.** don't forget tetanus status either.