If the baby’s temperature has reached 38.6 degrees, then it belongs to moderate fever, you need to give the baby oral Merlin, Tylenol to reduce fever, and at the same time drink warm boiled water a few times, you can also eat porridge and soup food to increase water intake and promote sweating and urination, which also help the baby to reduce fever. At the same time, you can give your baby physical cooling, such as warm water baths, head resting on an ice pack. If the body temperature returns to normal soon, the problem should not be too serious. If the fever persists, you need to take your baby to a pediatric clinic for examination and treatment. If your baby is sweating too much and his clothes are wet, you should change them in time to avoid getting cold and aggravating his condition. In addition, you should give your baby food that is easy to digest and absorb and rich in nutrients, mainly porridge and soup, otherwise it will cause indigestion in your baby.