If a toddler has a dry cough, it needs to be treated according to the specific cause, the possible causes are environmental inappropriate, postnasal drip, common cold, bronchitis and other diseases. Parents are advised to bring their children to the hospital in a timely manner for targeted treatment to avoid delays. 1, the environment is not suitable: If the external environment is dry, it may lead to the mucous membrane of the respiratory tract is drier, thus causing dry cough symptoms. At this time you need to ensure that the indoor temperature and humidity is appropriate, you can use a humidifier to ensure that the mucous membrane of the respiratory tract of young children in a moist state, so as to alleviate the symptoms of dry cough in young children; 2, post-nasal drip: may be due to inflammation of the nose or sinus area, resulting in nasal secretions into the pharynx, which stimulate the pharynx produces a frequent dry cough, accompanied by nasal congestion, mucus adhesion of the pharynx and other symptoms. At this time, you need to drink a lot of water, if for allergies can be prescribed to take mometasone and other drugs, if for bacterial infections, can be given ceftriaxone and other drugs for treatment. Also need to treat nasal diseases, available warm water or saline rinse nasal treatment; 3, common cold: due to bacterial or viral infection of nasopharyngeal mucosa caused by inflammatory reaction, young children in the early stages of dry throat, throat, itchy, dry cough and other symptoms, and gradually appeared sore throat, fever and other symptoms. At this time, you can follow the doctor’s instructions to take cefixime particles and other drugs for treatment, for viral infections, there is no special drugs, but you can let the children to drink more water, or take pudilan anti-inflammatory oral solution and other drugs for treatment; 4, bronchitis: due to bacterial or viral stimulation of bronchial tubes caused by inflammation, there will be symptoms of a dry cough, and sometimes coughing up sputum. At this time, you need to follow the doctor’s instructions to take drugs such as Procaterol to relieve the symptoms of dry cough, but also under the guidance of the doctor to take azithromycin or PuDiLan anti-inflammatory oral solution and other drugs for anti-infective treatment; 5, mycoplasma pneumonia: mainly due to mycoplasma infection of the lungs caused by the inflammatory reaction, there will be irritating dry cough, fatigue, sore throat and other symptoms, you can follow the doctor’s instructions to take the drugs such as dextromethorphan to carry on with the treatment; 6, allergic cough Allergic cough is caused by food, drugs, pollen and other allergic reactions to the human body, often manifested as a prolonged cough, dry cough, may be aggravated at night. At this time, it is necessary to clarify and avoid contact with allergic factors, and can also be given prednisone to control the symptoms. In addition, from the perspective of traditional Chinese medicine, dry cough can also occur when the lungs are deficient in yin due to fluid deficiency. At this time, you need to give Laiyang pear cough syrup and other drugs, or eat pears and other fruits, can play a role in moistening the lungs to stop coughing. At the same time also need to pay attention to avoid eating spicy and stimulating food, so as not to aggravate the situation of dry cough in young children.