“Gnats and midges can also cause itchy bites,” Mir said. And critters that aren’t technically bugs (think arachnids like spiders) can also cause bites that itch. “If you think you’ve been bitten by a spider, check with your doctor, since some spider bites can be much more than just a nuisance, and sometimes skin infections can be mistaken for spider bites,” Mir added.Some insect bites burn more than they itch, such as fire ants, which can be found in the southern United States. Horsefly bites, according to Mir, are usually painful, although they may also itch. And tend to not itch, unless ticks have bitten you in the past, which could cause your body to have an immune response to the proteins in a tick’s saliva.If you feel the bite, take action right away to prevent additional ones.“If you’re getting one bug bite, you’re probably getting more,” Mir said. And the more bug bites you get, the more itching you will experience. Advertisement, We rounded up the best bug bite treatments to reduce swelling, itching and discomfort from retailers like Amazon, Target and Walmart., The Centers for Disease Control and Prevention (CDC) recommends soothing bug bites with a homemade paste of a tablespoon of baking soda and splash of water, which can help reduce itching..