Dry cough may be seen in cough variant asthma, gastroesophageal reflux, etc. In addition, we need to be alert to the possibility of tumors, which need to be treated according to the cause of the disease, and not every disease needs to use anti-inflammatory drugs. Cough variant asthma commonly used ipratropium bromide aerosol and other drugs, gastroesophageal reflux commonly used omeprazole enteric-coated capsules and other drugs. 1. Cough variant asthma: patients with dry cough, may be because of smell some harmful gas stimulation, or pollen, dust stimulation, etc., triggering cough variant asthma attack, attack with acute dry cough. Inhaled glucocorticoids, such as budesonide and other drugs, can relieve symptoms. Salmeterol can also be used in combination, to play a calming effect. 2. Gastroesophageal reflux: patients may have dry cough symptoms, the stomach acid reflux to the pharynx, the pharyngeal mucous membrane is very large stimulation, stimulation of the mucous membrane of the respiratory tract, may trigger irritating cough. You can take omeprazole enteric capsules and other drugs to inhibit the secretion of gastric acid and protect the gastric mucosa. 3. Lung tumor: dry cough is mostly seen in patients with central lung cancer. If it is benign tumor, it can be treated by surgical resection; if it is malignant tumor, it needs comprehensive treatment mainly based on surgery. Dry cough may also be seen in other diseases, it is recommended to go to the hospital to clarify the cause of the disease and then treat it. The above drugs are prescription drugs and need to be taken in accordance with medical advice.