The symptom of pain under the right side of the rib cage after deep breathing is partly physiologic and can be observed first. Excluding physiological factors, it is closely related to the abnormalities of the surrounding tissue structure, and needs to be treated according to the cause of the disease, and the main treatment options include medication, surgical treatment and physical therapy. 1. Daily observation: after strenuous exercise or pressure, it will cause localized aspiration pain symptoms, most of which are not accompanied by specific lesions and can be observed first. 2. Medication: if the obvious pain is caused by trauma or intercostal neuritis, pain relieving drugs (ibuprofen, etc.) can be applied first; if there are infectious lesions in the periphery, anti-inflammatory drugs (ceftriaxone, levofloxacin, etc.) can be applied; if there are hepatitis and other lesions, anti-viral drugs (entecavir, etc.) can be applied. 3. Surgery: if the pain is caused by peripheral tumor (liver cancer, lung cancer, etc.), radical resection can be done through surgery; if the misalignment of ribs is caused by traumatic injury, internal fixation can be done; if part of biliary tract obstructive diseases, obstruction can be relieved through surgery. 4. Physical therapy: trauma caused soft tissue edema or inflammation caused by peripheral exudation, you can choose physical therapy, commonly used treatment options such as deep heat therapy. Apparent pain and discomfort after deep inhalation, you need to consult a doctor in time for observation and standardized treatment under the guidance of clinicians.