The causes of red tongue in children include the following. First of all, it is caused by heavy heart heat in children. If the child’s heart heat is more obvious, it will cause the red tip of the tongue as well as short and red urine, and the child will also have symptoms such as heartburn and sleep disturbance, which can be treated by applying the Guanchisan or Qingxinlianzi Drink to the child. The second symptom is caused by tongue ulcers. Children with tongue ulcers will also cause red tongue, and there are ulcers on the tip of the tongue, there will be symptoms of tongue pain, you can give children timely application of clearing heat and detoxification of drugs, such as the application of pudilan anti-inflammatory oral liquid or gold throat health spray for external spraying.