A small bite from an ant is a reaction to poisoning, but it is usually not a serious problem. Ants themselves are not poisonous, so people will not react to touching ants in general, nor will they show signs of poisoning. However, ants can secrete ant acid, which can cause irritation of the skin and mucous membranes, and different people have different reactions. Some people have a mild reaction and will get a small bag with an itching sensation, just like a usual mosquito bite, while there will be a possibility of redness and swelling, which can be disinfected by applying an ointment to eliminate redness and swelling. However, in more serious cases, there may be an allergic reaction. Be sure to take anti-allergy medication in a timely manner, pay attention to rest, eat a light diet, and don’t scratch the sachet with your hands to avoid causing infection. Being bitten by ants usually does not cause too serious effects, and patients can use different ways to relieve the symptoms without excessive worry.