An epidural injection is a minimally invasive procedure that involves injecting medication into the epidural space, which is the space surrounding the spinal cord and the nerves that exit the spine. The medication is typically a combination of a corticosteroid, which reduces inflammation, and a local anesthetic, which provides immediate pain relief.

Epidural injections are most commonly used to treat back pain caused by spinal stenosis, herniated discs, and other conditions that compress or irritate the nerves in the spine. They can also be used to provide pain relief during childbirth or surgery.

The procedure is typically performed on an outpatient basis and takes only a few minutes to complete. The patient lies on their stomach or side, and a small needle is inserted into the epidural space under X-ray guidance. The medication is then injected, and the needle is removed.

Most patients experience immediate pain relief after an epidural injection, although the length of time that the pain relief lasts varies from person to person. The effects of the injection can last anywhere from a few days to several months. Some patients may require multiple injections over a period of time to achieve long-term pain relief.

Like all medical procedures, epidural injections carry some risks, although serious complications are rare. The most common side effects include headache, nausea, and dizziness. More serious complications can include nerve damage, infection, and bleeding.

Overall, epidural injections can be an effective treatment option for back pain when other treatments, such as medication and physical therapy, have failed to provide relief. If you are experiencing chronic back pain, you should consult with a healthcare professional to determine whether an epidural injection is a suitable treatment option for you.