The following measures may be taken for dry cough, headache, fever and fatigue: First, symptomatic treatment may be required, such as acetaminophen and other pain relievers can be used to improve the symptoms of patients with prominent symptoms such as fever and headache. 2、 More water is also needed. Dry cough, headache and fever accompanied by debilitating symptoms are more common in viral respiratory infections. Proper drinking water will help to recover. 3、 Sometimes it is also necessary to use cold medicine for treatment, especially the symptoms such as dry cough, headache and fever caused by influenza may require the use of antiviral drugs such as oseltamivir. In addition, it is also necessary to check whether there is bacterial infection. If there is a bacterial infection, it also needs to be treated with sensitive antibiotics.