Clinical trials
Opioid Use clinical trials
Below are recruiting opioid use clinical trials, each written for real people, not researchers. We’re tracking 280 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06538558RecruitingPhase 1
Study of tezampanel for opioid withdrawal
This trial tests if tezampanel can help relieve withdrawal symptoms in people with opioid use disorder who are seeking treatment. Participants must already be in an outpatient addiction program.
Indianapolis, IndianaAges 18–65 - 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 - NCT06526286Recruiting
Support to help you use medications for opioid use disorder
This trial tests if a computer tool can help doctors prescribe medications for opioid use disorder during regular checkups. It may be right for you if you take prescription opioids for pain or have had issues with opioids.
Aurora, ColoradoAges 12–89 - NCT06487533Recruiting
Sensing opioid withdrawal and cravings with wearable sensors
This study uses wearable sensors to track physical signs of opioid withdrawal and cravings over 14 days. It aims to better understand these symptoms in people currently taking or planning to start medication for opioid use disorder.
Center City, MinnesotaAges 18–50 - 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 - NCT06023225Recruiting
Sex hormones, pain, and opioid use in girls after surgery
This study looks at how sex hormones affect pain and the use of pain medicine after orthopedic surgery in girls. It might help explain why some people need more pain relief than others.
St Louis, MissouriAges 11–16 - NCT05834478RecruitingPhase 3
Noninvasive vagus nerve stimulation for opioid use disorder
This trial tests whether noninvasive vagus nerve stimulation can help people with opioid use disorder during supervised withdrawal and treatment afterward. It may be considered if you can safely move to medication or behavioral care after withdrawal.
Atlanta, GeorgiaAges 18–75 - NCT05729932RecruitingPhase 1
Cannabis and opioid use disorder study
This Phase 1 trial studies cannabis in people with opioid use disorder. The goal is to better understand how it may affect opioid use disorder, while monitoring safety.
Lexington, KentuckyAges 18–55 - NCT03923374Recruiting
Study of buprenorphine for opioid use during pregnancy
This study looks at pregnancy and baby outcomes for people who are pregnant and taking buprenorphine for opioid use disorder. It may help doctors understand what to expect long-term for both parent and child when opioid treatment continues during pregnancy.
Pittsburgh, PennsylvaniaAges 18 years+ - NCT04197921Recruiting
Brain-focused ultrasound for opioid addiction-related substance use
This trial studies Exablate, a non-surgical brain treatment that aims to change activity in a specific brain area involved in cravings and substance use. It is meant for people in structured opioid or substance use treatment who are currently abstaining from opioids and other illicit drugs.
Tampa, FloridaAges 18–60 - NCT05614661Recruiting
Postpartum support for mothers using opioid treatment
This study tests a postpartum intervention for mothers diagnosed with opioid use disorder (or receiving opioid addiction treatment) to help during the period after having a baby. You may be eligible if you have a young child and can complete the study tasks, including possible questionnaires and an MRI if needed.
Ann Arbor, MichiganAges 18–50 - NCT07420283RecruitingPhase 2
Study of Brenipatide for opioid use disorder
This trial tests a new medicine called Brenipatide for people with opioid use disorder who are already taking buprenorphine but still occasionally use non-prescribed opioids. It aims to see if the study drug can help reduce opioid use.
Phoenix, ArizonaAges 18–75 - NCT07362082Recruiting
Telehealth treatment for opioid use disorder
This study tests whether treatment for opioid use disorder can be done effectively through telehealth (video calls and texts). It is designed for people who are not currently on medication for opioid addiction and want to start treatment from home.
New Haven, ConnecticutAges 18 years+ - NCT07318480Recruiting
Brain stimulation for drug addiction
This study tests a type of brain stimulation (called tDCS) to help people reduce their use of stimulants (like crack/cocaine) or opioids. It might help lessen cravings and improve treatment outcomes.
New York, New YorkAges 18–60 - NCT07232641Recruiting
How pandemic rules affected opioid addiction treatment in the VA
This study looks at how changes in federal and state rules about medications for opioid use disorder during the pandemic affected veterans. It uses information already in your VA records, so there are no extra visits or tests needed.
Boston, MassachusettsAges 18 years+ - NCT07226570Recruiting
Ibogaine brain mapping study for opioid use disorder
This study uses MRI and EEG scans to map how ibogaine affects the brain in people with opioid use disorder. You must already be scheduled to receive ibogaine treatment in Tijuana, Mexico, on your own, as the study does not cover treatment costs.
Irvine, CaliforniaAges 21–70 - NCT07158853RecruitingPhase 1
Brain stimulation and training for opioid use disorder
This trial combines a gentle brain stimulation technique called tDCS with thinking exercises to see if it helps people with opioid use disorder who are already on medication. It aims to improve treatment outcomes
Minneapolis, MinnesotaAges 18 years+ - NCT07135323Recruiting
AvertD Test for First-Time Opioid Users
This study is testing a new tool called AvertD that helps doctors see if a patient might be at higher risk of developing opioid use disorder before they get their first opioid painkiller prescription. If you are getting your first opioid prescription for 4 to 30 days, you may be able to join.
Indianapolis, IndianaAges 18 years+ - NCT07044466Recruiting
Social functioning study for people in treatment for opioid use
This study looks at how people recovering from opioid use disorder get along with a close friend or family member (called a CSO). It may help improve social support during early treatment.
Charleston, South CarolinaAges 18 years+ - NCT06969261Recruiting
Chatbot to support pregnant women with opioid use disorder
This study tests a chatbot to help pregnant and new mothers being treated for opioid use disorder. The goal is to provide extra support and information during and after pregnancy.
Philadelphia, PennsylvaniaAges Any age - NCT06954402Recruiting
Resilience study for people with opioid use disorder
This study looks at resilience in people with opioid use disorder. Researchers want to understand what helps people stay strong and recover. You may be able to join if you are currently using opioids or receiving treatment.
Baltimore, MarylandAges 18 years+ - NCT06943859RecruitingPhase 2
Ketamine for opioid use disorder
This study tests whether ketamine, when added to methadone treatment, helps reduce opioid use and cravings. It is for adults with opioid use disorder who are already in a methadone program and have had recent cravings or illicit use. The trial involves multiple visits and follow-up assessments.
Baltimore, MarylandAges 18–65 - NCT06827288Recruiting
Helping emergency patients with opioid use disorder
This study tests different ways to help people who come to the emergency department with opioid use disorder. It aims to find which support strategies work best to connect them with ongoing care and reduce harm.
Colton, CaliforniaAges 18 years+ - NCT06458985Recruiting
Helping people decide who to tell about opioid treatment
This study tests a program that helps people getting treatment for opioid use disorder decide whether and how to share their history with others. It aims to support you in making choices that feel right for you.
Wilmington, DelawareAges 18 years+
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Common questions
- Are there clinical trials for opioid use?
- Yes. Clin2 currently lists 280 recruiting opioid use 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 use 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 use 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.