Drinking cold water throat tickling cough may be allergic laryngitis, chronic pharyngitis and upper respiratory tract infections and other causes. 1. Allergic laryngitis: due to allergic laryngitis in a hypersensitive state, it is easy to cause congestion and edema of the throat, drink cold water to aggravate the stimulus, so that when the patient drinks cold water, tickling and coughing throat symptoms. 2. Chronic pharyngitis: may be related to the patient’s bad habits, nasopharyngeal diseases, in addition to repeated episodes of acute pharyngitis can also lead to chronic pharyngitis, due to inflammation and cold water stimulation of the throat area, thus appearing to drink cold water tickle in the throat coughing, accompanied by a foreign body sensation, micro-pain and other symptoms. 3. Upper respiratory tract infection: due to viral or bacterial invasion of the respiratory tract, so that the mucous membrane of the pharynx is congested and edematous to produce inflammation, coupled with drinking cold water can aggravate the stimulation, there may be drinking cold water throat tickling and coughing, accompanied by coughing up sputum, sore throat and other manifestations. When patients drink cold water tickling cough, it is recommended to go to the hospital in a timely manner for examination, a clear diagnosis and cause of the disease.