Clinical trials
Pain clinical trials
Below are recruiting pain clinical trials, each written for real people, not researchers. We’re tracking 3,263 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT04189965Recruiting
Study of long-term memory of pain in healthy adults
This study looks at how people remember pain over time. It enrolls healthy adults so researchers can better understand the long-term effects of painful experiences.
BronAges 18–50 - NCT04218409RecruitingEarly Phase 1
Tests a spray to reduce opioid use and pain
This early trial studies whether Syntocinon can lower pain and help reduce how much opioids people use. It checks safety and the best dose by giving participants the study drug under close medical monitoring.
Gainesville, FloridaAges 21–45 - NCT04273828Recruiting
Study of muscle changes in chronic low back pain surgery
This study looks at how muscle degeneration relates to nerve-related symptoms in people with chronic low back pain. You may be eligible if you’ve tried non-surgical care but still need surgery to relieve nerve pressure.
São Paulo, São PauloAges 18 years+ - NCT04299893RecruitingPhase 2/Phase 3
Ozone treatment for chemotherapy nerve pain
This trial tests whether ozone therapy can reduce painful nerve damage caused by chemotherapy. It is for adults with ongoing moderate-to-severe pain in the hands or feet after chemotherapy.
Las Palmas de Gran Canaria, Las PalmasAges 18–100 - NCT04512755Recruiting
AIMS medical outcomes study for new or established patients
This is an observational study where the AIMS team collects information from patients during a first visit or ongoing care. It helps the clinic understand patients’ experiences and outcomes, but it does not test a new medicine.
Seattle, WashingtonAges Any age - NCT04546685Recruiting
Spanish online group program to help manage long-term pain
This trial tests a one-time, Spanish-language online group program (“Empowered Relief”) for people with long-term pain. It may help you learn coping skills and strategies to reduce the impact of chronic pain.
Palo Alto, CaliforniaAges 18 years+ - NCT04587791RecruitingEarly Phase 1
Cannabidiol (CBD) for opioid use disorder and chronic pain
This early study tests whether CBD can reduce symptoms of chronic pain in people receiving opioid maintenance treatment for opioid use disorder. It also looks at safety and whether CBD can be added without causing major problems.
West Haven, ConnecticutAges 18–70 - NCT04643951Recruiting
Study of dental students’ and professionals’ child-patient experiences
This study explores how dental students and child-focused dental professionals understand and handle pain in pediatric dentistry. Your experience and perceptions will help researchers describe common challenges and what support works best.
Malmö, Skåne CountyAges 18–65 - NCT04659317RecruitingPhase 3
Opioid-free pain plan for joint and arm surgeries
This Phase 3 study tests an opioid-free approach to pain control for certain orthopedic (bone/joint) surgeries. The goal is to help people manage surgical pain without using opioid pain medicines.
Atlanta, GeorgiaAges 18 years+ - NCT04662905Recruiting
Testing a closed-loop spinal cord stimulator for chronic pain
This study tests a new way to deliver spinal cord stimulation for chronic pain using a system that adjusts automatically based on what your body is doing. You may be able to join if you’re using the Evoke system as part of the approved treatment plan.
Garran, Australian Capital TerritoryAges 18 years+ - NCT04666714RecruitingPhase 3
Tested a new medicine to reduce diabetic nerve pain
This Phase 3 study tests Praga formulation to see if it safely reduces nerve pain caused by diabetes. You may qualify if you’re an adult with painful diabetic neuropathy and have certain symptom and pain scores on questionnaires.
Campinas, São PauloAges 18 years+ - NCT04678895RecruitingPhase 2
Low-dose naltrexone for nerve pain from diabetes
This Phase 2 trial studies whether a low dose of naltrexone can reduce painful nerve pain caused by diabetes. It may help people whose diabetic nerve pain did not improve with at least one standard treatment.
Lebanon, New HampshireAges 18 years+ - NCT04685486Recruiting
Virtual reality program to help burn pain
This trial tests whether virtual reality (immersive computer experiences) can help manage pain in people with burn injuries. It’s for burn patients who can safely participate without heavy sedation or certain mental health or substance-use issues.
New York, New YorkAges 8 years+ - NCT04687215Recruiting
Spinal cord stimulation for painful diabetic nerve pain
This trial studies whether a spinal cord stimulator can reduce pain from diabetic nerve damage in the legs. It focuses on people with long-lasting type 2 diabetes and significant, treatment-resistant pain.
Chicago, IllinoisAges 18 years+ - NCT04691037Recruiting
CT heart scan to guide care for stable chest pain
This trial studies whether a CT heart scan (CCTA) can better guide treatment decisions for people with stable chest pain caused by blocked heart arteries. It may help your care team choose the next best step based on scan results.
Beijing, Beijing MunicipalityAges 18 years+ - NCT04706195Recruiting
Person-centered online rehab for chronic pain on sick leave
This trial tests an early, personalized (person-centered) rehabilitation program delivered through eHealth to help people living with long-term non-cancer pain. It may help reduce pain impact and improve function while you are on sick leave from work.
GothenburgAges 18–65 - NCT04726228Recruiting
Using machine learning to improve pain assessment in advanced cancer
This trial looks at how a computer “learns” to better understand and assess cancer pain at home. It may help people with advanced cancer get more accurate pain evaluation while they are receiving pain treatment.
Naples, CampaniaAges 18 years+ - NCT04748237Recruiting
CT heart scan for intermediate-risk chest pain
This study tests whether a special heart CT scan can help evaluate the cause of chest pain in people at intermediate risk for blocked heart arteries. It may help doctors decide what to do next after an emergency room visit.
StockholmAges 18 years+ - NCT04787848Recruiting
Testing pain causes and treatments in people with HIV
This study looks at why chronic widespread pain happens in people with HIV and tests new ways to understand and treat it. You may be able to join if your HIV is stable on treatment and you meet pain and safety requirements.
Miami, FloridaAges 19–65 - NCT04791891Recruiting
Study collecting information about low back pain
This study asks adults with low back pain to complete an online questionnaire so researchers can better understand how low back pain affects daily life. Your answers may help build a larger “core dataset” for future research.
Montreal, QuebecAges 18 years+ - NCT04798469RecruitingPhase 2
Testosterone to reduce long-term spine pain in men on opioids
This Phase 2 study tests whether taking testosterone can lessen chronic non-cancer spinal pain in men who have low testosterone while using opioid pain medicines. It may help by improving hormone levels that could be affecting pain and overall wellbeing.
Boston, MassachusettsAges 18 years+ - NCT04816994RecruitingPhase 3
Cannabis extract for nerve back pain and painkiller needs
This trial studies whether a cannabis extract can reduce acute nerve-related pain in the back and lessen how much pain medication you need. It may help people with a short-term episode of “shooting” nerve pain from the spine.
JerusalemAges 18–70 - NCT04860141RecruitingPhase 4
Gabapentin before wisdom tooth removal to reduce pain
This trial tests whether taking gabapentin before extracting a wisdom tooth helps with pain and comfort after the procedure. It may help people who need a third-molar removal, if they meet the safety and health requirements.
Loma Linda, CaliforniaAges 18–59 - NCT04880096Recruiting
Study of people living with chronic pain
This study follows people with long-term (chronic) pain to better understand their experience. It may help researchers evaluate what support or care could be more helpful for chronic pain patients.
Clermont-Ferrand, AURAAges 18 years+
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Common questions
- Are there clinical trials for pain?
- Yes. Clin2 currently lists 3,263 recruiting pain studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a pain trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a pain trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.