Clinical trials
Medications for Opioid Use Disorder clinical trials
Below are recruiting medications for opioid use disorder clinical trials, each written for real people, not researchers. We’re tracking 222 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT05630781Recruiting
Orexin's role in the neurobiology of addiction
This study looks at how a brain chemical called orexin affects addiction. Researchers will give a medication that blocks orexin to see if it helps reduce cravings or use. It might help people who smoke or vape regularly.
Baltimore, MarylandAges 18–60 - NCT05726045Recruiting
Sleep-based brain training to help you quit smoking
This study tests a way to improve smoking cessation using special sleep-based brain stimulation and memory support. If it works, it may help you stay committed to quitting by strengthening helpful brain learning during sleep.
Mannheim, Baden-WurttembergAges 18–65 - NCT06125054RecruitingPhase 2
Ketamine and brain training for cocaine addiction
This trial tests whether a combination of ketamine (a medicine that may help the brain change) and neurofeedback training (a brain-exercise technique) can help people with cocaine addiction. The goal is to see if these treatments can improve brain flexibility and reduce cravings.
Zurich, Canton of ZurichAges 18–55 - 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 - NCT06302413Recruiting
Thinking about the future during early recovery
This study looks at how thinking about the future might help people in early recovery from substance use. It recruits people who have been abstinent for 2 weeks to 1 year and are in outpatient treatment.
Indianapolis, IndianaAges 18–60 - NCT06494891RecruitingPhase 2
Understanding motivation for IV alcohol drinking
This study looks at why people with alcohol use disorder choose to drink alcohol given through an IV. The goal is to better understand the motivation behind drinking, which could help improve treatments.
Los Angeles, CaliforniaAges 21–65 - NCT06784908Recruiting
Stress and pain study for people living with HIV
This study looks at how stress affects pain in people with HIV. It may help find better ways to manage pain in this group.
New Haven, ConnecticutAges 18–68 - NCT06787235Recruiting
Can a special diet help reduce alcohol intake?
This study tests whether a nutritional program (a modified ketogenic diet) can help people with alcohol use disorder reduce their drinking. It aims to find out if changing what you eat can support your goals around alcohol.
BernAges 18–80 - NCT07027839RecruitingPhase 1
Alcohol effects on brain imaging for phosphodiesterase
This study uses PET scans to see how alcohol affects a protein in the brain called PDE4B. It may help explain how alcohol works in the body.
Bethesda, MarylandAges 21–70 - NCT07052318Recruiting
Music app for stress relief in early alcohol recovery
This study tests whether listening to music through a smartphone app can help reduce stress for people who are in the first year of recovery from alcohol use disorder. If you're 18-35 and have a smartphone, you may be able to join.
Spokane, WashingtonAges 18–35 - NCT07223398Recruiting
Making HIV care decisions with people who've been in the justice system
This trial helps people recently involved with the justice system and who use stimulants or opioids decide on HIV prevention or treatment. It tests a shared decision-making approach for taking HIV medication (ART) or PrEP.
New Haven, ConnecticutAges 18 years+ - NCT07447856RecruitingPhase 1
Herbal plasters for pain relief while using opioids
This trial tests a topical herbal plaster to see if it can help reduce pain in people with cancer who are already taking opioids. The plaster is placed on the most painful area and may allow you to use less opioid medication.
Basking Ridge, New JerseyAges 18 years+ - NCT06173973Enrolling by invitationPhase 2/Phase 3
Ketone supplement for alcohol withdrawal symptoms
This study tests whether a special supplement (ketones) can help people feel better during alcohol withdrawal. It is for adults who are already in a treatment program for alcohol withdrawal.
Philadelphia, PennsylvaniaAges 18–75 - NCT06001749RecruitingPhase 2
Psilocybin for cancer pain study
This trial tests whether psilocybin (a psychedelic drug) can help with severe cancer pain. You may qualify if your pain is high despite strong medications and you are willing to be monitored closely.
Boston, MassachusettsAges 18 years+ - NCT03829787Recruiting
Study of attention and reward signals in bipolar disorder
This study looks at how people with bipolar disorder pay attention and respond to rewards, including whether anxiety or substance use is also present. It uses eye-tracking and related tests to better understand brain patterns that may affect mood and decision-making.
Cleveland, OhioAges 18 years+ - NCT07265557Recruiting
Comparing two pain plans after orthopedic surgery
This trial compares two different pain medication plans after major orthopedic surgery. It aims to find which plan helps you recover with less pain and fewer side effects.
Boston, MassachusettsAges 18 years+ - NCT06991205Recruiting
Web mind-body program for pain and substance use
This trial tests a web-based mind-body program to help people who have ongoing arm or hand pain and also use substances like alcohol or cannabis. It aims to improve resilience and reduce pain without requiring in-person visits.
Boston, MassachusettsAges 18 years+ - NCT06091566Recruiting
Nerve stimulation device for overactive bladder and bowel
This study tests a new kind of nerve stimulation device that is inserted into the vagina to help control bladder and bowel problems. It may reduce urgent trips to the bathroom, leaking, and other symptoms of overactive bladder or bowel dysfunction.
AarhusAges 18 years+ - NCT07510373Recruiting
Helping patients cut back on opioids after orthopedic surgery
This trial tests a program to help patients safely reduce their opioid pain relievers after leaving the hospital following orthopedic surgery. It is designed for people who are new to opioids and want to avoid long-term use.
The Bronx, New YorkAges 18 years+ - NCT06464926Recruiting
Electrical stimulation for chronic nausea and vomiting
This study tests a device that sends mild electrical pulses to your stomach to help with chronic nausea and vomiting. It is for people who have had nausea for over 6 months, have normal stomach emptying, and have not found relief from standard medications.
Scottsdale, ArizonaAges 18 years+ - NCT05940324RecruitingPhase 2
Ketamine study for OCD after prior treatment failed
This Phase 2 study tests how ketamine may work quickly in people with obsessive-compulsive disorder (OCD), especially after at least one standard treatment didn’t help. If you join, you’ll need to follow study procedures like fasting before the experimental visit and not enrolling in other medication trials during the study.
Stanford, CaliforniaAges 18–65 - NCT05555485Recruiting
Check if ear stimulation can help chronic pain and reduce opioids
This study tests whether a device that stimulates the ear (through the skin) can reduce chronic pain and help people lower their opioid pain medicine. It may help you manage pain with less opioid use if you meet their safety and medication criteria.
Galveston, TexasAges 18–65 - NCT06442566RecruitingPhase 1/Phase 2
Enhancing opioid therapy for chronic pain with buprenorphine, counseling, and brain stimulation
This study is testing whether adding a medication (buprenorphine), counseling, and a type of brain stimulation (TMS) can improve long-term opioid therapy for chronic pain. If you have been taking prescription opioids daily for at least 3 months and have extra risk factors for opioid-related problems, this trial may offer you new ways to manage pain and reduce risks.
Charleston, South CarolinaAges 18 years+ - NCT06425224RecruitingPhase 3
TENS therapy for premature ejaculation
This trial tests if a painless electrical nerve stimulation (TENS) treatment can help men with premature ejaculation last longer and feel more in control. It's for men who have had this condition for at least 6 months and are in a stable relationship.
Mexico CityAges 18–62
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Common questions
- Are there clinical trials for medications for opioid use disorder?
- Yes. Clin2 currently lists 222 recruiting medications for opioid use disorder 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 medications for opioid use disorder 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 medications for opioid use disorder 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.