Herniated lumbar disc compressed nerve leg pain can be treated with infusion. When the herniated lumbar disc compresses the nerve and causes leg pain, it can be treated with infusion, and according to the patient’s condition, intravenous drip dehydration drugs, glucocorticosteroids and other drugs can be chosen. 1. Dehydration drugs: when the herniated lumbar disc compresses the nerve, it can cause nerve root edema, at this time, we can consider using mannitol and other dehydrating agents to reduce the nerve root edema and alleviate the symptoms of leg pain. 2. Glucocorticoid: when the herniated lumbar disc leads to nerve compression, it may cause aseptic inflammation, at this time, we can consider the use of dexamethasone, prednisone and other glucocorticosteroid drugs, which can quickly control inflammation and help to relieve leg pain. All of the above drugs should be used under the guidance of a professional doctor. When patients experience leg pain due to the pressure of a herniated disc, they should seek medical attention in a timely manner and receive appropriate treatment to avoid delays and adverse consequences.