To remove them, you can use a simple piece of Scotch tape to strip them away. Applying a baking soda slurry or calamine lotion can be soothing. Home Remedies To Treat A Caterpillar Sting Once you feel burning and itching sensation at the site of contact with a caterpillar, the best thing that you can do is... Now cut a piece of cellophane tape or adhesive tape and place it over the sting area. The caterpillar with the most painful sting, at least in North America, is a species known to science as Megalopyge opercularis.The common name, “the Asp,” is a reflection of the painful intensity of the sting—this is a caterpillar with the painful “bite” of a poisonous snake! To avoid the sting, Dr. Diaz says resist the urge to swat or brush away a caterpillar. “The hairs or spines are what stick into your skin and contain a toxin/ venom that causes the sting, burn, irritation, pain, swelling, and possible allergic reaction.” According to Dr. Kendria Holt-Rogers, a Primary Care physician at University Medical Center New Orleans (UMC) visible caterpillar spines should be removed in an effort to decrease the duration of symptoms. If the reaction is immediate and mild, you will first need to remove as many of the tiny hairs that have rubbed off onto the skin. Do wash the area right away. This isn't easy, since stinging caterpillar hairs often have hooks or barbs that keep them in your flesh. How to know if you were stung by an asp caterpillar “Typically, patients have pain that's radiating, and that's very different,” Hacker said. David L. Wagner, author of Caterpillars of Eastern North America, notes that a sting he received from a buck moth caterpillar was still visible 10 days later, with hemorrhages at the sites where spines had penetrated his skin. Just because a caterpillar looks soft and fluffy doesn't mean you should try to pet it -- those are the ones most likely to sting. Puss Caterpillar Sting Treatment for Local Reactions. The best and first thing to do is get packing tape or duct tape, or even waxing tape, and press it into the area. Treatment for local reactions to asp stings includes washing the skin with soap and water (using noncontact drying such as a hair dryer), local cooling measures such as an ice pack, or topical isopropyl alcohol, and putting tape on the site and pulling it off to remove embedded hairs. Several techniques may soothe the pain and burning caused by puss moth caterpillar stings. Apply calamine lotion or baking soda slurry to soothe the burning sensation. Merchant also stressed that any contact with eyes or an allergic reaction to a sting requires immediate medical attention. Washing the sting with soap and water and using a hair dryer set on low to dry the area Putting tape on the site and pulling it off to remove embedded hairs to prevent further injury It also helps prevent any swelling, and you should apply it right away, before the swelling appears.

Do use ice to relieve swelling.

Icing the area as soon as possible helps relieve the pain. Like the io moth caterpillars, these buck moth caterpillars live gregariously in their early instars. Treatment If your child develops a rash after an encounter with a caterpillar, it usually won't be serious and can be treated at home. After you've chilled the area for a few minutes, make a paste of baking soda and water and spread it over the sting to help with the pain. This caterpillar not only eats leaves on trees and shrubs, but it is a member of a small group of caterpillars whose skin is covered with stinging spines attached to venom glands, which if they touch your skin can cause a nasty rash and deliver a terrible sting inducing immediate pain, severe itching, swelling and redness. The best immediate treatment for a saddleback caterpillar sting is removing any spines or hairs that are still in your skin. "Just take a little stick or a pencil or anything other than your hand and gently lift them off." These elements are the reason that your pain stays consistent in the first place. Apply cold compress over the site to relieve the pain. Caterpillars make tasty treats for birds and other wildlife, so many developed a deterrent: stinging spines. Stinging caterpillar habitat

Since reactions to the toxins from stinging caterpillars can vary, seek medical advice or treatment immediately or go to an emergency room if you are concerned.