If you have pain below the left rib cage during inhalation, you can do the following: 1. rest with brakes, you must not do strenuous activities at this time, or do extensive activities involving the trunk. 2. you can do hot compresses locally, and hot water bags are recommended for hot compresses. In addition, you can also massage the painful area gently when applying hot compresses, but be careful not to overdo it. 3, oral nimesulide, ibuprofen and other drugs to reduce inflammation and pain. 4, if after such treatment, there is still no significant relief, patients must not delay, must go to the orthopedic department of a secondary or higher hospital as soon as possible for consultation to clarify the cause. Because there are many possible reasons for pain in this area during inspiration, and there are some diseases that may threaten the life of the patient, such as the possibility of pneumothorax, hemothorax, exudative pleurisy, rib fracture, rib cartilage injury and a series of other diseases in this area. So it is important to clarify the cause as soon as possible and then target the treatment.