The question should ask, cold dry cough caused hoarse throat, may be violent dry cough caused by hoarseness, but also may be related to viral or bacterial invasion caused by laryngitis, tonsillar inflammation, inflammation of the vocal cords and other reasons; should be applied to stop the cough, anti-infection and other drugs for treatment. 1. Hoarseness caused by severe dry cough after cold: it can be relieved by drinking more water, paying attention to rest, etc. For serious cases, dextromethorphan can be given to relieve cough, and cediriodine tablets can be taken to relieve symptoms. 2. Laryngitis, tonsillitis, inflammation of the vocal cords: after a cold, the body’s resistance drops, bacteria and viruses invade, which may lead to congestion and edema of the throat and tonsils, which may cause a dry cough and hoarse voice. It can be relieved by drinking more water and paying attention to rest. If the combination of bacterial infection, you can follow the doctor’s advice to take cefixime, amoxicillin and other antibiotic drugs treatment. If you have a dry cough or hoarse voice after a cold, you should go to the hospital to determine the cause of the illness and then treat it appropriately. The above medications should be used under the supervision of a physician.