If an infection is present, antibiotics may be needed. If a serious injury occurs, surgery may be needed. Long-term arthritis may destroy a joint and require a total knee replacement . Autoimmune disorders are often treated with medications to suppress the immune system and reduce inflammation. If a tumor or cancer is the cause of pain, surgery, chemotherapy , or radiation therapy may be needed.
Side effects depend on the treatments used.
For instance, aspirin and antibiotics can cause stomach upset and allergic reactions . Any surgery carries a risk of bleeding, infection, or allergic reactions to anesthesia . Pain medication can be increased, changed, or decreased as needed. Someone with an injury often heals with treatment and needs no further monitoring. A person with a tumor or cancer may need regular monitoring for years after treatment.