Neuropathic Pain

Key facts

• Neuropathic pain comes from damaged or misfiring nerves rather than tissue injury, unlike a bruise or a sprain.
• Burning sensations, electric shocks, pins and needles, and extreme sensitivity to light touch are all typical features.
• Common causes include diabetes, shingles, chemotherapy, spinal cord injury, and multiple sclerosis.
• Treatment targets nerve signalling with medicines such as gabapentin and amitriptyline rather than anti-inflammatories.

Why nerves start misbehaving

Common triggers include diabetes, one of the leading causes worldwide, shingles, chemotherapy, spinal cord injury, and conditions such as multiple sclerosis. Alcohol overuse and nutritional deficiencies also damage peripheral nerves over time. In many cases the underlying disease is controlled but the nerve damage it caused persists independently, which is why neuropathic pain can continue long after an illness resolves. The pain often has a delayed or patchy distribution that does not match any obvious injury, which is a useful clue that points doctors toward a nerve cause rather than a musculoskeletal one.

How it is managed

Treatment targets the nerve signalling pathways rather than inflammation. Gabapentin, part of the neurology category, is widely used as a first-line option; it calms overactive nerve signals. Amitriptyline, a tricyclic from the antidepressants category, is another established choice and works even at lower doses than those used for depression. Most people need to try more than one agent before finding good relief, and some benefit from a combination.

When to see a doctor

If neuropathic pain is sudden in onset, associated with weakness or loss of bladder control, or rapidly worsening, seek medical attention promptly. A doctor can also check for an underlying, treatable cause, since controlling conditions like diabetes early reduces the risk of further nerve damage.

This page is educational and does not replace advice from a doctor or pharmacist who knows your health history.