Neurologists treat nerve pain with a layered approach, starting with medications that calm overactive nerve signals and escalating to injections or implanted devices when pills aren’t enough. The first step is almost always figuring out what’s causing the pain, because treatment depends heavily on whether the nerve damage is from diabetes, shingles, a compressed disc, or something else entirely. Most patients begin with oral medications and see meaningful relief within three to four weeks.
How Neurologists Pinpoint the Source
Before prescribing anything, a neurologist needs to confirm that your pain is actually coming from nerve damage rather than a muscle, joint, or circulation problem. The physical exam usually involves testing reflexes, sensation, and muscle strength in the affected area. If the exam raises suspicion of nerve damage, two electrical tests are commonly ordered together.
An electromyography (EMG) measures the electrical signals your muscles produce at rest and during movement. A healthy muscle stays electrically silent when you’re not using it, so abnormal activity at rest points to nerve or muscle damage. A nerve conduction study measures how fast electrical signals travel along your nerves. Damaged nerves carry slower, weaker signals. When these two tests are combined, they help distinguish between a nerve problem and a muscle problem, and they can often pinpoint exactly where along a nerve the damage sits.
Blood work, imaging like MRI, and sometimes skin biopsies round out the picture. Small fiber neuropathy, which affects the tiniest nerve endings and causes burning or stinging pain, won’t show up on standard electrical tests, so a skin biopsy that counts nerve fiber density may be needed.
First-Line Medications
Current guidelines from the American Academy of Neurology recommend four classes of medication as first-line options for nerve pain: tricyclic antidepressants (TCAs), serotonin-norepinephrine reuptake inhibitors (SNRIs), gabapentinoids, and sodium channel blockers. There’s no single “best” choice. Your neurologist picks based on your other health conditions, side effect profile, and what else you’re already taking.
Antidepressants That Block Pain Signals
TCAs like amitriptyline are among the most effective drugs for nerve pain, even though they were originally designed for depression. They work by increasing the activity of chemical messengers in the spinal cord that dampen pain signals before they reach the brain. In clinical data, for every two patients with painful polyneuropathy treated with a TCA, one gets at least 50% pain relief. That’s a strong response rate for chronic pain treatment.
SNRIs like duloxetine work through a similar mechanism but with fewer side effects. The tradeoff is somewhat lower efficacy: roughly one in five patients achieves 50% pain relief. SNRIs are often preferred for patients who can’t tolerate the drowsiness, dry mouth, or heart rhythm effects that TCAs can cause. Neither type of antidepressant works overnight. Expect three to four weeks before the full pain-relieving effect kicks in, and your neurologist will likely start at a low dose and increase gradually.
Gabapentinoids
Gabapentin and pregabalin reduce nerve pain by blocking a specific calcium channel on nerve cells, which dials down the release of pain-signaling chemicals. Gabapentin typically starts at 300 mg once daily and is slowly increased. Some patients need up to 1,800 mg per day, split into multiple doses, for adequate relief. Pregabalin follows a similar ramp-up but reaches its target dose faster, often within a week.
Drowsiness, dizziness, and mild swelling in the hands or feet are the most common side effects. These usually improve after a few weeks as your body adjusts. Starting low and increasing slowly minimizes these problems.
What Happens When the First Medication Doesn’t Work
If the first drug you try doesn’t provide meaningful relief, your neurologist will typically switch to a medication from a different class entirely rather than trying another drug in the same family. If you got partial relief, they may instead add a second medication from a different class on top of the first. This combination approach can target pain through two separate mechanisms at once.
Opioids are explicitly not recommended for nerve pain conditions like diabetic neuropathy. The American Academy of Neurology advises against both traditional opioids and dual-mechanism opioids for this type of pain, based on poor long-term outcomes and significant risks.
Topical Treatments for Localized Pain
When nerve pain is concentrated in a specific area, patches applied directly to the skin can provide relief without the systemic side effects of oral medications. Two options are commonly used.
Lidocaine patches contain a 5% concentration of a numbing agent and are applied directly over the painful area. They work by quieting overactive nerve endings in the skin. Capsaicin patches use an 8% concentration of the compound that makes chili peppers hot. Applied in a clinical setting, the high-dose capsaicin overwhelms and then desensitizes the pain-transmitting nerve fibers in the skin. A single application can provide weeks of relief, though the initial application causes intense burning that requires careful management by your care team.
These patches are often used alongside oral medications rather than as replacements, particularly for patients with painful areas that respond well to targeted treatment.
Nerve Blocks and Injections
For nerve pain that doesn’t respond adequately to medications, neurologists may refer you for interventional procedures. Sympathetic nerve blocks target the part of your nervous system that amplifies chronic pain signals and can provide lasting relief for peripheral neuropathy. Epidural steroid injections deliver anti-inflammatory medication directly around compressed or irritated spinal nerves, which is particularly useful when a herniated disc or spinal stenosis is the root cause.
These procedures are typically performed by pain management specialists or interventional neurologists using imaging guidance to place the needle precisely. Relief can last weeks to months, and the injections can be repeated if they work well.
Spinal Cord Stimulation
When medications, physical therapy, and injections all fall short, spinal cord stimulation (SCS) becomes an option. A small device implanted near the spine delivers mild electrical pulses that interrupt pain signals before they reach the brain. You’d first undergo a trial period with a temporary device to see if it works for you before committing to a permanent implant.
High-frequency spinal cord stimulation has shown strong results for diabetic neuropathy that hasn’t responded to other treatments. Current evidence supports considering it earlier in the disease course rather than as a last resort, since outcomes tend to be better when nerve damage hasn’t progressed as far.
Physical Therapy and Desensitization
Physical therapy plays a supporting role that many patients underestimate. For nerve pain that makes normal touch feel painful, a technique called desensitization retrains the nervous system to process sensation normally again. The idea is straightforward: by exposing sensitive areas to progressively more intense textures, pressures, and temperatures, the nerves gradually learn to stop interpreting normal contact as dangerous.
A typical desensitization program starts with the softest textures (a feather or cotton ball) applied for just a few seconds, then slowly works toward coarser materials like terry cloth or wool over days and weeks. Sessions happen two to three times daily, building up to about 15 minutes each. Massage around the sensitive area, starting with light pressure and gradually increasing, follows a similar progression. Some therapists also use contrast baths, alternating warm and cool water, to retrain temperature-sensing nerves.
Beyond desensitization, physical therapy helps maintain strength and flexibility in areas affected by nerve damage. Keeping muscles active prevents the weakness and wasting that can compound pain problems over time, particularly in the feet and hands where neuropathy most commonly strikes.
How Long Treatment Takes to Work
Patience is essential with nerve pain treatment. Most oral medications need three to four weeks to reach their full effect, and that’s after the dose has been gradually increased to a therapeutic level, which itself can take several weeks. A realistic timeline from starting your first medication to knowing whether it works is six to eight weeks.
If the first medication fails and you switch classes, you’re looking at another full cycle of titration and waiting. Many patients try two or three medications before finding the right fit. Combination therapy, topical treatments, or procedural options may be layered in along the way. Complete elimination of nerve pain is uncommon, but most patients can achieve a meaningful reduction, enough to sleep better, function more normally, and reclaim activities that pain had taken away.