Simply eating chocolate in small children does not usually cause coughing. Coughing is usually associated with diseases such as bronchitis, cough variant asthma, and asthma, and eating chocolate during illness may lead to worsening of coughing symptoms. Need to temporarily stop eating chocolate, and according to the cause of the targeted treatment, including general treatment, drug treatment or adjuvant therapy. 1. Bronchitis: Symptomatic treatment is needed to deal with the problem, expectorant drugs can be used when the sputum is thick, such as aminobromine, N-acetylcysteine, etc. In combination with bacterial infections, broad-spectrum antibiotics can be used to reduce the inflammation, such as cefixime, cefuroxime and so on. 2. Cough variant asthma: need to suspend the consumption of chocolate, so as not to cause cough exacerbation. If the cough recurs, it is necessary to use bronchodilators such as albuterol and other drugs to relieve symptoms. 3. Asthma: children suffering from asthma is not suitable for eating sweets, should stop eating chocolate, and reasonable use of medication to control the condition. Mild asthma can be treated with salbutamol inhalation nebulizer, moderate asthma acute exacerbation can be nebulized with budesonide, severe asthma should be sent to the hospital in a timely manner, if necessary, need to be treated with oxygen. Regarding the symptoms of cough in children, it is recommended to consult a doctor to clarify the cause of the disease, and then carry out targeted treatment to avoid unauthorized use of drugs, causing adverse reactions, or delayed condition. All of the above drugs should be used under the guidance of a doctor.