How injections for back pain can help.
Back pain affects millions of people, from limited mobility to chronic discomfort that makes everyday tasks hard. It can come from muscle strains, herniated discs, spinal stenosis, or degenerative disc disease. Injections are a minimally invasive way to provide targeted relief, reduce inflammation, and improve mobility.
Why patients consider injections
Same region, different problems.
The spine is a complex structure of vertebrae, discs, nerves, and muscles. Back pain can be acute (days to weeks) or chronic (12 weeks or longer), and it falls into two broad types.
Radicular vs. axial
Radicular pain is nerve-related — it happens when a nerve root is irritated or compressed, sending pain along the nerve's path, often into the legs. Axial pain is musculoskeletal, confined to the back itself from issues in its muscles, bones, or joints.
- Radicular pain radiates along a nerve, often down a leg
- Axial pain stays local to the back
- Acute pain is short-lived; chronic pain persists 12+ weeks
What's behind the pain
Common causes include degenerative conditions like disc degeneration and osteoarthritis, injuries such as sprains, strains, and fractures, and lifestyle factors like poor posture, obesity, and lack of exercise.
- Herniated discs compress nearby nerves
- Spinal stenosis narrows the canal and pressures the nerves
- Arthritis inflames the joints of the spine
Options for
back relief.
Each injection offers unique benefits and suits specific conditions. Your physician will recommend the right one for your pain.
Facet joint injections
Anti-inflammatory medication delivered into the small facet joints, reducing inflammation and pain. If pain eases, it also confirms the facet joints as the source.
Radiofrequency ablation
RFA uses radiofrequency energy to disrupt the nerve fibers carrying pain signals — longer-lasting relief, often six months to a year, for facet arthritis and other chronic pain.
Epidural & nerve root injections
Selective nerve root blocks and transforaminal epidural injections place steroid near an inflamed nerve root to ease pain from herniated discs, stenosis, and radiculopathy.
SI joint & trigger point injections
Sacroiliac joint injections relieve pain where the spine meets the pelvis, while trigger point injections relax knotted muscle in myofascial pain.
How an injection is done.
Preparation
You lie face down and the injection site is cleaned and numbed with local anesthetic.
Imaging guidance
Using live X-ray or ultrasound, the physician guides a thin needle precisely to the target, often confirming with a little contrast dye.
The injection
The medication is delivered. The anesthetic offers immediate relief while the steroid reduces inflammation over time — usually a 15 to 30 minute visit.
Recovery
Most patients go home shortly after and resume normal activities within a day, avoiding strenuous activity for at least 24 hours.
Frequently asked questions
How long does the pain relief from injections last?
Relief can last from several weeks to several months, depending on the type of injection and your response.
Are injections a permanent solution for back pain?
Not typically — but they can provide significant relief as part of a broader pain management plan.
What are the potential side effects?
Side effects vary but can include temporary pain at the injection site, numbness, dizziness, and, rarely, infection.
Can injections be combined with medication or physical therapy?
Yes. Combining injections with other treatments can enhance overall pain relief and improve function.
How many sessions are typically required?
It varies, but most patients receive 3 to 6 injections per year.
Is there any downtime or activity restriction afterward?
Most patients return to normal activities within a day, but strenuous activity should be avoided for at least 24 hours.
Are injections covered by insurance?
Many insurance plans cover these procedures, but coverage can vary. It's best to check with your provider.
Ready to get to the bottom of it?
Book with a board-certified pain physician at a location near you. We'll find the source of your back pain and the right way to treat it.