Clinical trials
Opioid clinical trials
Below are recruiting opioid clinical trials, each written for real people, not researchers. We’re tracking 443 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06291363RecruitingPhase 4
Esmolol for pain control during laparoscopic surgery
This trial tests a drug called esmolol to see if it helps control pain during and after laparoscopic surgeries that involve a small cut below the belly button. It may help people having a hysterectomy or left colon removal feel less pain during anesthesia.
Montreal East, QuebecAges 18–65 - NCT06297200Recruiting
Ultrasound treatment for complex back pain patients
This study tests a new, non-invasive ultrasound treatment for people with long-term back pain who also have opioid use disorder and anxiety. It aims to see if this gentle brain stimulation can reduce pain and improve quality of life.
Roanoke, VirginiaAges 18–65 - NCT06306443RecruitingPhase 3
Buprenorphine treatment for people leaving jail
This trial offers buprenorphine (a medication for opioid use disorder) to people in jail who are soon to be released. It helps you start treatment while incarcerated and continue it after you return to the community, aiming to reduce overdose and improve recovery.
Baltimore, MarylandAges 18 years+ - NCT06320015Recruiting
Peer support for recovery after an emergency visit
This trial tests whether a peer recovery worker can help adults who came to the emergency room for a drug- or alcohol-related problem stay engaged in recovery. If you join, you'll get extra support from someone who has been through similar experiences.
Providence, Rhode IslandAges 18 years+ - NCT06338280RecruitingPhase 2
Observing methadone treatment remotely
This study tests if using a smartphone app to watch you take your methadone works as well as going to a clinic every day. It might make treatment easier for you.
Chicago, IllinoisAges 18–64 - NCT06350786Recruiting
Using a placebo to help reduce opioid pain medication
This trial tests whether a special placebo pill, given with your knowledge, can help you reduce your opioid pain medication. You'll work with your own doctor to safely lower your dose while taking the placebo.
Zurich, Canton of ZurichAges 18 years+ - NCT06370481Recruiting
HIV and addiction training program for Alabama clinics
This study tests a program to help people living with HIV in Alabama who also struggle with opioid or stimulant use. It takes place at your HIV clinic and checks whether a new approach to addiction care can improve your health.
Birmingham, AlabamaAges 18 years+ - NCT06379425RecruitingPhase 4
Can pain meds without opioids help you pee sooner after surgery?
This study looks at whether giving a mix of pain medicines (without opioids) before surgery can help you recover faster and avoid needing a catheter after a vaginal repair or sling procedure. It enrolls women having minor gynecologic surgery at the South Shore Surgery Center in New York.
Bay Shore, New YorkAges Any age - NCT06379984RecruitingPhase 2
Quick-start buprenorphine for opioid addiction with fentanyl use
This trial tests a way to quickly start buprenorphine (a medication for opioid addiction) in an outpatient clinic for people who use fentanyl. It aims to make starting treatment easier and faster, without needing to go through full withdrawal first.
Philadelphia, PennsylvaniaAges 18 years+ - NCT06448923RecruitingPhase 2
CBD for Pain and Opioid Reduction After Fracture
This trial tests if cannabidiol (CBD) can help reduce pain and the need for opioids after a broken arm or leg. If you recently broke a bone and are between 18 and 70, you might be able to join.
Montreal, QuebecAges 18–70 - NCT06453109Recruiting
Focused ultrasound for chronic back pain with opioid use
This study tests whether focused ultrasound (a non-invasive treatment using sound waves) can help people with chronic back pain who also have opioid use disorder and anxiety. It aims to find a better way to manage pain without relying on opioids.
Washington D.C., District of ColumbiaAges 18–75 - NCT06466941Recruiting
Understanding acute pain after surgery
This study surveys surgical patients about their pain and emotional experience to better understand acute pain. You may help by answering questions or sharing your story.
Boston, MassachusettsAges 18 years+ - NCT06420336Recruiting
Pain relief after cleft palate surgery
This study compares two ways to manage pain after cleft palate repair surgery that uses a bone graft from the hip. The goal is to see which method provides better pain control for children and teens.
Charleston, South CarolinaAges 6–18 - NCT06494904RecruitingPhase 3
Standard vs. High Dose Buprenorphine in the ER
This study compares a higher dose of buprenorphine (a medicine that helps stop opioid cravings and withdrawal) to the usual dose, given in the emergency department. It aims to see if the higher dose works better to start treatment for opioid use disorder.
Oakland, CaliforniaAges 18–65 - NCT06499792Recruiting
Nerve block for pain after pancreatic surgery
This trial looks at whether adding a nerve block (TAP block) to spinal anesthesia can reduce pain and the need for opioids after surgery to remove part of the pancreas (Whipple procedure). If you are scheduled for this type of surgery, this approach might help your recovery.
StrasbourgAges 18 years+ - NCT06506565RecruitingPhase 4
Low-dose ketamine for burn wound pain
This trial tests a low-dose ketamine infusion during burn wound dressing changes to see if it reduces pain. It might help people who are hospitalized with a thermal burn injury.
Memphis, TennesseeAges 18 years+ - NCT06513156Recruiting
Care support for hospitalized patients with drug-related infections
This study is for people who are in the hospital with a serious infection caused by injection drug use. It aims to provide better care and support while you are in the hospital and after you leave.
Washington D.C., District of ColumbiaAges 18 years+ - NCT06526143Recruiting
Pain care pathway for recent veterans
This study tests a new approach to help veterans manage pain in their back, neck, knee, or shoulder after leaving the military. It includes phone or online check-ins and support tailored to your needs.
West Haven, ConnecticutAges 18 years+ - NCT06528288Recruiting
Numbing injection for pain relief after back fusion surgery
This study tests whether a special numbing injection (called an erector spinae plane block) given near the spine during surgery can reduce pain after lumbar fusion. If you qualify, you might have less pain and need fewer painkillers after your operation.
Worcester, MassachusettsAges 18 years+ - NCT06536517RecruitingPhase 2
Methadone during hysterectomy to reduce pain pills
This study tests whether a single dose of methadone given during minimally invasive hysterectomy (for non-cancer reasons) can reduce the need for opioid pain pills after surgery. It aims to see if this approach helps with pain control and lessens opioid use.
Baltimore, MarylandAges 18 years+ - NCT06544291RecruitingPhase 2
THC and CBD for pain and opioid use disorder
This study tests whether a combination of THC and CBD can help people who have both opioid use disorder and chronic low back pain. You would need to be on a stable dose of methadone and have used cannabis at least once in your life.
New Haven, ConnecticutAges 18–65 - NCT06555107Recruiting
Pain before emergency surgery and long-term pain after
This study looks at whether pain you feel before emergency surgery affects long-term pain after the surgery. It may help doctors find ways to prevent chronic pain in patients who have emergency orthopedic (bone/joint) or abdominal (belly) surgery.
AmiensAges 18 years+ - NCT06563349RecruitingPhase 4
Magnesium study for kids having appendix surgery
This trial tests if magnesium sulfate can help children recover better after laparoscopic appendix removal. It aims to see if it reduces pain or other problems during and after surgery.
WarsawAges 1.5 years–18 years - NCT06571110Recruiting
Acupuncture for opioid pain relief in fibromyalgia
This study tests whether getting real acupuncture helps people with fibromyalgia who are already taking daily opioid pain medicine, compared to fake acupuncture (sham). The goal is to see if acupuncture can improve pain and reduce the need for opioids.
Irvine, CaliforniaAges 18–80
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Common questions
- Are there clinical trials for opioid?
- Yes. Clin2 currently lists 443 recruiting opioid 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 opioid 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 opioid 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.