Clinical trials
Opioid Abuse (Disorder) clinical trials
Below are recruiting opioid abuse (disorder) clinical trials, each written for real people, not researchers. We’re tracking 34 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06651333Recruiting
Brain scans during opioid addiction treatment
This study uses brain scans to understand how methadone or buprenorphine treatment affects the brain, with the goal of helping people stay in treatment and avoid relapse. You would need to be recently started on one of these medications and be able to undergo MRI scans.
Hartford, ConnecticutAges 18–50 - NCT07750639Enrolling by invitationPhase 4
Reducing painkiller use after hand surgery
This study tests a new approach to prescribing fewer opioid pain pills after hand, wrist, or elbow surgery. It aims to help reduce the risk of opioid misuse while still controlling pain after surgery.
Orlando, FloridaAges 18 years+ - NCT06548490RecruitingPhase 2
Semaglutide for Opioid Use Disorder
This study tests whether a once-weekly injection of semaglutide (a GLP-1 receptor agonist) can reduce opioid use in people who are already on buprenorphine or methadone but still using opioids. It lasts about 19 weeks.
Baltimore, MarylandAges 18–75 - NCT07586917Recruiting
Supporting Pregnant People with Opioid Use Disorder
This study helps pregnant people who struggle with opioid use and are starting or considering medication treatment. Researchers will track your health and your baby's health to learn how to best support you during and after pregnancy.
Salt Lake City, UtahAges 18 years+ - NCT04811014RecruitingPhase 4
Helping young adults stop opioids after an emergency visit
This study offers an engagement program for young people who tested positive for opioids and meet criteria for opioid dependence. The goal is to help participants stop opioid use safely and learn whether this approach works well in the real-world emergency setting.
Houston, TexasAges 13–17 - NCT04927143Recruiting
Using phone incentives to support substance abstinence
This study tests a smartphone app that gives changing rewards to help people avoid drug use. It targets adults in substance treatment and tries to see if incentives can improve abstinence during treatment.
Oconomowoc, WisconsinAges 18 years+ - NCT06837662Recruiting
Counseling and peer support for opioid use disorder in primary care
This study tests whether adding counseling and peer support helps people with opioid use disorder and other medical problems stay in treatment. It is for patients seen at Central City Concern in Portland who are starting or restarting medication for opioid use disorder, or who are not yet on medication but want help.
Portland, OregonAges 18 years+ - NCT07466784Recruiting
Opioid use registry for emergency patients
This study is for people who come to the emergency department because of an opioid overdose, withdrawal, or related problem. It will collect information about patients' experiences to help improve care and support for opioid use.
Vancouver, British ColumbiaAges Any age - NCT03745339Recruiting
Smell-based memory task in people with opioid-use disorder
This study tests how people learn and infer what something means using a smell-and-memory task. It compares people with opioid-use disorder who are abstinent, those in maintenance treatment, and healthy controls to see what affects learning and decision-making after opioid use.
Baltimore, MarylandAges 21–60 - NCT05722561RecruitingPhase 2
E-cigarettes to reduce smoking in opioid use disorder
This Phase 2 study tests whether e-cigarettes can help people who use opioids (and also smoke cigarettes) cut down on combustible cigarette smoking. It looks at whether switching to e-cigarettes for “harm reduction” is safe and helps you smoke fewer cigarettes without requiring you to quit completely.
New York, New YorkAges 21–75 - NCT05006079RecruitingPhase 2
Study of combined opioid and sedative misuse treatment approach
This Phase 2 study looks at how to help people who have misused opioid pain medicines and sedative “sleep/anxiety” drugs (or used alcohol heavily) over the past 10 years. You may be eligible only if you are not actively seeking treatment and you do not have major severe mental health problems or recent overdose/suicide risk.
Detroit, MichiganAges 18–65 - NCT07587359Recruiting
Family-Based Therapy for Women in Treatment Court
This study tests a new therapy that involves you and a family member working together to support your recovery from opioid use disorder. The program is designed specifically for women in specialty treatment courts who have experience with sex trade work.
Columbus, OhioAges 18 years+ - NCT07665502Enrolling by invitation
Smartphone app to boost opioid treatment for women facing violence
This study tests a smartphone app (WINGS+++) to help women who have experienced intimate partner violence and trauma improve their engagement with medication for opioid use disorder (MOUD). The goal is to see if the app makes it easier to start and stay on treatment.
New York, New YorkAges 18 years+ - 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 - NCT07313371RecruitingPhase 4
Clonidine for reducing cravings in cocaine and crack users
This trial tests whether the medication clonidine can help reduce cravings for people hospitalized with cocaine or crack use disorder. You must be staying in a specific hospital ward and be able to take pills by mouth.
São Paulo, São PauloAges 18–65 - NCT03396276Enrolling by invitationPhase 4
Emergency system to help people stop opioid misuse
This Phase 4 study tests an “emergency opioid engagement system” that aims to help people who are opioid-dependent start stopping opioid use. If you’re willing to stop and can safely participate, the program may offer structured support when you’re in the emergency setting.
Houston, TexasAges 18 years+ - NCT05988710RecruitingPhase 4
Low-dose buprenorphine for pain in opioid-naive adults
This study tests a low-dose form of buprenorphine (a medicine for pain) placed inside the cheek. It is designed for people who have never taken opioids before, to see how well it works for pain and how likely it is to be misused.
Nashville, TennesseeAges 18–65 - NCT05142267Recruiting
Study stress and opioid-risk factors in chronic low back pain
This study looks at how stress and the body’s natural opioid/cannabinoid systems may relate to risk of opioid misuse. It tests people with long-lasting low back pain to see what biological or psychological factors might increase or lower that risk.
Nashville, TennesseeAges 18 years+ - NCT05761860RecruitingEarly Phase 1
Oxytocin to lower opioid misuse risk and pain in older adults
This early-phase study tests whether oxytocin (a hormone-like medication) can reduce how “appealing” opioids feel and also reduce pain. It’s aimed at older adults who have used opioids before but are not currently dealing with chronic pain most days.
Gainesville, FloridaAges 45–85 - NCT05985811Recruiting
Ketamine for chronic pain and mood in adults
This trial tests if ketamine injections can improve both pain and mood in adults with chronic pain who also have a mood disorder and trouble sleeping. It may help if you already get regular ketamine treatments.
Surrey, British ColumbiaAges 20–99 - NCT07325279RecruitingPhase 1
Nalmefene Implant Safety Study in Healthy Adults
This trial tests a new implant form of the medicine nalmefene to see if it is safe and well-tolerated in healthy adults. It is an early-phase study that helps researchers understand how the body reacts to the implant before testing it in people with opioid use problems.
Morrisville, North CarolinaAges 18 years+ - NCT06721494RecruitingPhase 2
A single-dose study of CS-1103 for methamphetamine use
This trial tests a single dose of an investigational drug, CS-1103, to see if it is safe and effective for people who use methamphetamine. It may help understand how the drug affects methamphetamine in the body.
Glendale, CaliforniaAges 18–55 - NCT07064564RecruitingPhase 1
Study comparing naltrexone implants with monthly injection in healthy volunteers
This trial compares two forms of naltrexone (a medication used for alcohol and opioid dependence) in healthy volunteers. It tests how well the body processes and tolerates a low or high-dose implant versus the standard monthly injection.
Millcreek, UtahAges 18–65 - NCT05033028RecruitingPhase 3
Using a smartphone to support opioid addiction recovery
This Phase 3 study tests whether using smartphones can help people with opioid-use disorder stick with treatment and recover more successfully. It focuses on people starting or already in treatment using methadone or buprenorphine, with support delivered through the study app or messages.
Piscataway, New JerseyAges 18–85
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Common questions
- Are there clinical trials for opioid abuse (disorder)?
- Yes. Clin2 currently lists 34 recruiting opioid abuse (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 opioid abuse (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 opioid abuse (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.