Itchy throat and cough may be clinically caused by the following reasons: The first condition, allergic pharyngitis, may be caused by the inhalation of allergic substances in the throat or after eating allergic substances, which induces a local metamorphic reaction in the throat, manifesting as itchy throat, dry cough and other related changes, and may be relieved by clinical treatment with oral leukotriene receptor antagonists. In the second case, some patients have bronchitis, pneumonia and other related lung diseases, and the secretions inside the lungs enter the throat through the cough reflex, causing the patient to have a tingling sensation in the throat. In this case, after a period of symptomatic treatment with cough and phlegm-relieving drugs or antibiotics, the patient will have relief from this change. In the third case, some patients have reflux gastritis and other diseases, stomach acid, digestive enzymes and other reflux into the throat, stimulating the patient to appear itchy throat, irritating dry cough and other related changes, may be more frequent at night, especially after the patient lying down reflux more obvious, the symptoms are also more obvious, clinical treatment with acid suppressing drugs, the patient can have relief of this symptom.