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 223 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06201676RecruitingPhase 4
Low-dose short-term ketorolac to cut opioid use after bone surgery
This study tests whether giving a low dose of a non-steroidal anti-inflammatory drug (NSAID) called ketorolac for a short time after orthopedic surgery can reduce the need for strong painkillers like opioids. It is for people who have broken bones that need surgery with metal plates, screws, or rods.
Boston, MassachusettsAges 18–70 - NCT07773649RecruitingEarly Phase 1
PET scan to study energy use in brain of people with cocaine use disorder
This study uses a special PET scan to look at how brain cells make energy, which may be changed by cocaine. It might help researchers find better ways to treat cocaine use disorder.
Pittsburgh, PennsylvaniaAges 18–45 - NCT06788587RecruitingPhase 2
Long-term stimulant for methamphetamine recovery
This study tests whether a high dose of a stimulant medication (lisdexamfetamine, an ADHD medicine) taken over many weeks can help people who have already completed a methamphetamine treatment program to stay off meth, reduce use, or avoid relapse.
Montreal, QuebecAges 18–55 - NCT06345872Recruiting
Better sleep to help reduce opioid use for chronic pain
This study tests a sleep improvement program to help people with chronic widespread pain reduce or stop their opioid pain medication. If you want to cut back on opioids and have trouble sleeping, this treatment might be a good fit.
Tampa, FloridaAges 18 years+ - NCT05585229RecruitingPhase 2
Psilocybin therapy to help you taper opioid pain medicine
This Phase 2 study tests a structured, therapist-led treatment using standardized natural psilocybin to help people reduce or stop long-term opioid use for chronic (non-cancer) pain. It’s mainly for those who have tried tapering before but couldn’t, and who are motivated to try again.
Kelowna, British ColumbiaAges 19–75 - NCT06218056RecruitingPhase 2
CBD for reducing cigarette smoking in a treatment center
This study tests whether a daily dose of cannabidiol (CBD) can help people who smoke at least 5 cigarettes a day cut down or quit. It is for people staying at a treatment center in Los Angeles where cannabis use is not allowed.
North Hollywood, CaliforniaAges 18–65 - NCT05973838Recruiting
Telemedicine support plus recovery coaching for multiple drug use
This study tests whether adding peer recovery support to a phone/video treatment program helps people stay in treatment longer and reduce polysubstance use. It focuses on adults in opioid use disorder care who have used other non-prescribed substances in the last three months.
Washington D.C., District of ColumbiaAges 18 years+ - NCT07545798Recruiting
Bright Light Therapy for Cocaine Withdrawal During Hospital Stay
This study tests whether bright light therapy—sitting in front of a special bright light box for a set time each day—can help reduce cravings and withdrawal symptoms when you're in the hospital stopping cocaine use. Researchers think light therapy might help stabilize your mood and sleep during this difficult time.
Bron, Auvergne-Rhône-AlpesAges 18 years+ - NCT07004686Recruiting
Guided anesthesia to reduce opioid use in gallbladder surgery
This study tests a new way of guiding anesthesia during gallbladder removal surgery, with the goal of using less opioid pain medicine. It may help you have a smoother recovery with fewer side effects.
Shenzhen, GuangdongAges 18–64 - NCT05995535RecruitingPhase 2
Pregabalin and Lofexidine for Opioid Withdrawal
This study tests whether combining two medications, pregabalin and lofexidine, can help people stop using opioids by easing withdrawal symptoms. It's for adults who use opioids heavily and want to switch to a non-addictive blocker medication.
Baltimore, MarylandAges 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 - NCT05028062RecruitingPhase 4
Naltrexone injections for people who want to cut alcohol drinking
This Phase 4 study tests whether naltrexone injections can help people with alcohol use disorder (AUD) reduce or stop heavy drinking. You may get two injections over 8 weeks, and you can join if you meet specific drinking pattern and eligibility rules.
Philadelphia, PennsylvaniaAges 18–65 - NCT06574009RecruitingPhase 4
Better options for chronic cancer pain in veterans
This study tests if switching from long-term opioid painkillers to buprenorphine (a different type of pain medication) can provide better pain relief for veterans who have had cancer but are currently cancer-free. It aims to find a safer and more effective way to manage chronic pain.
Indianapolis, IndianaAges 18–99 - NCT05607381Recruiting
Meditation program study for opioid-treated chronic low back pain
This trial studies how meditation may change brain activity and help people with long-lasting low back pain who are already taking prescription opioids. The goal is to understand the “neural” (brain) effects of meditation to improve pain treatment.
La Jolla, CaliforniaAges 18–65 - NCT07590752RecruitingPhase 2/Phase 3
Pain Relief Comparison for Abdominal Surgery
This trial compares two medications added to a numbing injection around your abdominal muscles during belly surgery to help manage pain after surgery. The study aims to find which combination works better and lasts longer.
Sahiwal, Punjab ProvinceAges 25–65 - NCT06100172Recruiting
Ear Stimulation After Back Surgery
This study tests whether a gentle electrical stimulation placed on the ear (tAuricular Neurostimulation) can help reduce pain and improve recovery after lumbar spine surgery. It is for people who are already scheduled for a lumbar fusion or laminectomy and want to see if this non-invasive approach can ease their post-surgery discomfort.
Dallas, TexasAges 18–85 - NCT04084860RecruitingPhase 2
Brief medicine trial to help reduce heavy alcohol drinking
This Phase 2 study tests a brief medication approach meant to reduce “problem drinking.” It may help people cut back or stop alcohol use by adjusting brain signaling related to drinking cravings and urges.
New York, New YorkAges 21–70 - NCT07687966RecruitingPhase 2
Study of CBP-0276 for pain after major orthopedic surgery
This trial tests if a new medicine, CBP-0276, can help reduce the amount of opioids needed for pain after major bone surgery. It may help manage pain with fewer side effects.
Mexico CityAges 40–75 - NCT07644052RecruitingPhase 3
Study of a new medicine to ease cannabis withdrawal
This study tests a new medicine, PP-01, to help adults who use cannabis daily and want to quit. It aims to reduce withdrawal symptoms like anxiety, irritability, and sleep problems during the first week after stopping.
Little Rock, ArkansasAges 18–55 - NCT07624227RecruitingPhase 1/Phase 2
Cobenfy Maintenance Effects on Cocaine Use Disorder
This study tests whether a medication called Cobenfy can reduce cocaine's effects in people with cocaine use disorder. Researchers will monitor your health and test how the medication impacts your response to cocaine.
Lexington, KentuckyAges 18–60 - 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 - 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+ - 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 - 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+
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Common questions
- Are there clinical trials for medications for opioid use disorder?
- Yes. Clin2 currently lists 223 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.