There is no fastest way to stop a cold and cough, it usually requires symptomatic treatment, dietary regimen and measures to deal with the cause of the disease. 1. Symptomatic treatment: Colds are generally caused by viral infections and can be cured by rest and other general treatments. The cough will improve after the cold is cured. If the cough is severe and there is no phlegm, you can use cough suppressants such as dextromethorphan under the guidance of a doctor, which is effective in reducing cough symptoms. If there is nasal congestion, runny nose, etc., you can apply antihistamines (such as loratadine, etc.) treatment. 2. Dietary adjustments: Eating spicy and irritating foods may aggravate cough symptoms, so you need to eat a light diet and drink plenty of water. 3. Etiological treatment: Colds are usually caused by viral infections, but if combined with bacterial infections, it is also necessary to actively use antibiotic drugs, such as amoxicillin, cefixime and other antibiotics, which can promote the recovery of the disease. In conclusion, the cold and cough should be combined with specific conditions targeted treatment, and does not matter a trick can quickly control the cough method.