Sciatica usually improves on its own, but the path depends on what caused it and how much pain you're in

Sciatica is pain that radiates down your leg, usually from pressure on the sciatic nerve in your lower back. Most cases get better within a few weeks to a few months without surgery, but the treatment that works fastest for you depends on whether your pain comes from a herniated disc, bone spurs, muscle tightness, or something else entirely. Some people need only rest and over-the-counter medication; others benefit from physical therapy or injections; a small number require surgery.

The goal of any sciatica treatment is to reduce nerve pressure and manage pain while your body heals. This guide walks you through the options people actually use, what each one costs in time and money, and the signs that you should see a doctor rather than wait it out at home.

Key Takeaways

  • Most sciatica resolves within four to twelve weeks with rest, ice or heat, and over-the-counter pain medication, without any specialist visit.
  • Physical therapy and stretching can reduce pain faster than waiting alone, but require consistent effort over several weeks.
  • Steroid injections into the spine can provide relief for three to six months and may prevent surgery, though they carry small risks and are not permanent.
  • You should see a doctor when ready if you have numbness in your groin or loss of bowel or bladder control, as these signal a rare emergency.
  • Surgery is reserved for cases where nerve damage is worsening, pain is severe after three months of treatment, or imaging shows a specific blockage that surgery can fix.

When to start with rest and over-the-counter medication

If your pain is mild to moderate and you can still walk and sit, the first step is usually to rest the affected leg and avoid activities that make the pain worse. This does not mean bed rest for days — movement actually helps most people recover faster than staying still. Instead, it means avoiding heavy lifting, bending, or twisting for the first week or two.

Over-the-counter nonsteroidal anti-inflammatory drugs (NSAIDs) like ibuprofen or naproxen reduce both pain and swelling around the nerve. Acetaminophen works for pain but does not reduce inflammation. Ice applied for 15 to 20 minutes several times a day in the first few days can numb the area; after a week, heat often feels better as muscles relax. Most people find a combination of these — rest, medication, and ice or heat — is enough to see improvement within two to three weeks.

This approach costs almost nothing and works for roughly 80 percent of people with sciatica. The main trade-off is time: you are waiting for your body to heal rather than speeding up the process. If pain is not better after four weeks, or if it is getting worse, that is when to consider other options.

Physical therapy and stretching for faster recovery

Physical therapy does not require surgery or injections and can reduce pain faster than rest alone. A physical therapist teaches you specific stretches and exercises designed to take pressure off the sciatic nerve, strengthen the muscles that support your spine, and improve flexibility. Common exercises include the piriformis stretch (targeting a muscle that can pinch the nerve), hamstring stretches, and core strengthening work.

You can start some stretches at home when ready — a straightforward piriformis stretch or knee-to-chest stretch takes five minutes and many people feel relief within days. However, a physical therapist can identify which movements are safe for your specific situation and adjust them as you improve. Most people see meaningful improvement after four to eight weeks of consistent therapy, two to three times per week.

Physical therapy typically costs between $50 and $200 per session depending on your location and insurance, and most insurance plans cover it with a referral from your doctor. The time commitment is real — you have to do the exercises regularly, not just during appointments — but the evidence is strong that it works better than medication alone. If you prefer to avoid injections or surgery, this is usually the next step after rest and medication.

Steroid injections when pain is severe or not improving

An epidural steroid injection places medication directly into the space around the sciatic nerve to reduce inflammation and pain. A doctor or pain specialist uses imaging to guide a needle to the right spot, then injects a steroid (usually dexamethasone or triamcinolone) mixed with a local anesthetic. The procedure takes 15 to 30 minutes and you go home the same day.

Relief can start within hours or take a few days, and typically lasts three to six months. Some people get one injection and do not need another; others repeat the procedure. The cost ranges from $500 to $2,000 depending on whether it is done in an outpatient clinic or hospital, and whether your insurance covers it. Most insurance plans do cover epidural injections if conservative treatment (rest, medication, physical therapy) has not worked for at least four to six weeks.

The risks are small but real: infection, bleeding, nerve damage, or a drop in blood pressure during the procedure. Steroids can also raise blood sugar temporarily if you have diabetes. The main limitation is that injections treat the pain but do not fix the underlying problem — if a herniated disc is pressing on the nerve, the disc is still there after the injection wears off. However, injections often buy you time to do physical therapy and let your body heal, potentially avoiding surgery altogether.

Imaging and when you need an MRI or CT scan

Your doctor may order an MRI or CT scan if pain is severe, not improving after six weeks, or if you have signs of nerve damage like weakness or numbness. These images show exactly what is pressing on the nerve — a herniated disc, bone spurs, a tight ligament, or something else — and help your doctor decide whether physical therapy, injections, or surgery is most likely to work.

An MRI takes 30 to 60 minutes and costs $500 to $3,000 depending on your location and insurance. A CT scan is faster (10 to 30 minutes) and cheaper ($300 to $1,500) but shows bone detail better than soft tissue. If you have a pacemaker or metal implant, CT is safer. Most insurance plans cover imaging if your doctor documents that conservative treatment has not worked and you have ongoing symptoms.

One important note: imaging often shows abnormalities that are not causing your pain. A herniated disc visible on an MRI does not automatically mean surgery is needed, and many people with disc bulges on imaging have no pain at all. Imaging is most useful when combined with your symptoms and physical exam, not as a standalone decision tool.

Surgery for persistent or worsening nerve damage

Surgery to remove the material pressing on the nerve (usually called a discectomy or laminectomy) is considered when pain is severe and not improving after three to six months of other treatment, or when imaging shows a specific blockage and you have signs of nerve damage like progressive weakness or loss of sensation. Surgery can provide faster pain relief than waiting, but it carries risks including infection, bleeding, and the possibility that pain returns later.

The procedure typically takes one to two hours and requires a hospital stay of one day or overnight. Recovery takes four to six weeks before you can return to normal activity, and full healing takes several months. Costs range from $15,000 to $50,000 depending on the complexity and your location, though insurance usually covers it if conservative treatment has failed and imaging supports the need.

Success rates are high — roughly 80 to 90 percent of people have significant pain relief after surgery — but surgery is not a may provide. Some people have ongoing pain, and a small number develop scar tissue that causes problems later. Surgery is most successful when there is a clear blockage on imaging that matches your symptoms, and when you have tried other treatments first.

Red flags that mean you need urgent care

Most sciatica is not an emergency, but certain symptoms mean you should go to an emergency room or call your doctor when ready. Cauda equina syndrome is a rare condition where a large disc herniation or other problem presses on multiple nerves at the base of your spine. Signs include numbness in your groin or inner thighs, loss of bowel or bladder control, severe weakness in both legs, or inability to stand or walk. This requires emergency surgery within hours to prevent permanent paralysis.

You should also see a doctor urgently if you have fever along with back pain (suggesting infection), pain after a fall or trauma, progressive weakness that is getting worse day by day, or loss of sensation that is spreading. These are not common with typical sciatica, but they signal something that needs when ready evaluation.

Frequently Asked Questions

How long does sciatica usually last?

Most cases improve within four to twelve weeks with rest and medication. Some people feel better within days; others take several months. If pain is not better after three months, or is getting worse, that is when to pursue imaging or specialist evaluation.

Can I exercise or stretch if I have sciatica?

Yes, and gentle movement usually helps more than complete rest. Avoid heavy lifting, bending forward, or twisting. Walking, swimming, and specific stretches recommended by a physical therapist are usually safe. Stop any movement that makes pain worse when ready.

Do I need to see a doctor for sciatica, or can I treat it at home?

Many cases improve with home treatment alone. See a doctor if pain is severe, not improving after four weeks, getting worse, or accompanied by numbness, weakness, or loss of bowel or bladder control. A doctor can also refer you to physical therapy and order imaging if needed.

Will sciatica come back after it gets better?

Sciatica can recur, especially if the underlying cause (like a herniated disc or tight muscles) is not addressed. Physical therapy and core strengthening reduce the risk of it returning. Some people have one episode; others have multiple episodes over years.

What is the difference between sciatica and lower back pain?

Sciatica is pain that radiates down your leg from pressure on the sciatic nerve. Lower back pain stays in the back. You can have both at the same time. Sciatica usually requires different treatment than straightforward back pain because it involves nerve pressure.