The cause of dry and cold throat is related to chronic pharyngitis, tonsillitis and herpes pharyngitis, etc. After the onset of the disease, we need to clarify the cause of the disease, and choose the appropriate treatment for the cause of the drug. 1. Chronic pharyngolaryngitis: If the patient suffers from physical or chemical stimulation for a long period of time, chronic pharyngolaryngitis will be triggered, resulting in the patient’s throat being dry and cold. In this case, the patient can take medicines such as Golden Throat Dispersing Pill and Pharyngolaryngitis Clearing Tablet, which are reasonable medicines that can achieve the effect of anti-inflammation, and help to recover the health of the throat area. 2. Tonsillitis: when the resistance of people in the state of decline, the pathogens are very easy to invade the body, and there is a large number of reproduction of the situation, thus increasing the incidence of tonsillitis, but also produce the situation of the throat cold, you can take silver granules, Banlangen oral solution and other drugs, and then relieve the throat redness and swelling, and cold and other manifestations. 3. herpes pharyngitis: the disease can lead to the throat cold situation, its cause and coxsackievirus type A related, once the disease can take anti-virus oral solution, double Huanglian oral solution and other drugs, adhere to the use of medication in order to achieve anti-inflammatory as well as pain relief effect. After the appearance of dry and cold throat, you need to go to the hospital immediately to find out the cause, combined with the cause of the choice of treatment drugs, in order to help the healthy recovery of the voice.