Chronic pain affects roughly one in five adults in the U.S., lasting months or years beyond normal healing time. Current treatment typically combines physical therapy, medications like anti-inflammatories or nerve pain drugs, and sometimes procedures like nerve blocks or spinal cord stimulators. Many people with chronic pain cycle through multiple approaches to find what helps.
What's actually going on in research
Trials are testing non-opioid pain relievers, neuromodulation devices that alter pain signals, biologics targeting specific inflammatory pathways, and drugs that work on the brain's pain-processing centers. Researchers are also studying why some people develop chronic pain after injury while others don't, which could lead to prevention strategies.
Neuromodulation devices
Implanted devices and external nerve stimulators are being refined to block pain signals more precisely. Studies are testing whether these can replace or reduce medication needs in conditions like back pain and neuropathy.
Non-opioid medications
New drugs target pain pathways without activating opioid receptors, aiming to relieve pain without addiction risk. Some trials focus on nerve growth factor blockers and sodium channel modulators.
Brain-targeted therapies
Research explores how the brain amplifies pain signals and whether drugs affecting brain chemistry can reduce chronic pain. This includes repurposing some psychiatric medications and testing new compounds.
What to know before you search
Eligibility typically depends on pain duration, intensity scores, pain location, prior treatments tried, and whether other medical conditions might explain the pain.
What types of trials are currently open
- Medication trials — Testing new pills, patches, or injections to reduce pain, often comparing them to existing treatments or placebo to measure benefit.
- Device trials — Studying implanted or wearable devices that use electrical stimulation to interrupt pain signals before they reach the brain.
- Behavioral intervention trials — Testing whether cognitive behavioral therapy, mindfulness, or movement programs can reduce pain intensity and improve function.
- Procedure trials — Comparing different nerve block techniques, ablation procedures, or injection therapies to see which provide longer relief.
- Combination trials — Testing whether pairing medication with physical therapy, devices, or behavioral treatment works better than single approaches.
Recently added Chronic Pain trials
Long Term Safety of Preoperative Percutaneous Intercostal Cryoneurolysis: Neuropathic Pain, Quality of Life and Sensory Recovery in a Paediatric Cohort Following Pectus Excavatum Repair
Follow up of patients who underwent percutaneous cryoneurolysis for pectus excavatum repair (the Nuss procedure) pain management
Trial to Test the Efficacy of Using Magnetic Fields to Stimulate the Back to Treat Chronic Lower Back Pain.
The goal of this study is to see if a new way to treat back pain without the use of medications is effective. We plan use Transcranial Magnetic Stimulation (TMS), a wand-like device, to excite the nerves of people with lower back pain to see if we can decrease pain and improve quality of life. This study will have two groups and randomly assign participants to a group. One group will have their back nerves stimulated with the TMS device and the other group will not. Participants will also need to do back exercises at home once a day, and complete questionnaires at each visit before and after each treatment. The total time commitment will be 5 to10 visits with one visit occurring each weekday and each visit lasting up to 30 minutes.
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