Treatment
Opioid clinical trials
We’re tracking 443 recruiting studies that include Opioid, each written for real people, not researchers, below.
Recruiting studies
- NCT05829655RecruitingEarly Phase 1
Measuring drug cravings in people with opioid use disorder
This study tests whether the medication suvorexant can reduce drug cravings in people with opioid use disorder. You will take either suvorexant or a placebo and have your cravings measured in a safe setting.
Baltimore, MarylandAges 18–65 - NCT05877157Recruiting
Study how pain and opioids change after surgery
This study follows adults in the hospital after surgery to understand how pain and opioid (strong pain medicine) use affect them. Your answers on questionnaires help researchers see what happens after different types of anesthesia.
Zagreb, Vinogradska 29Ages 18 years+ - NCT05937594Recruiting
Testing microRNA markers to spot newborn opioid withdrawal
This study looks at tiny genetic signals (microRNA) in newborn samples to identify neonatal opioid withdrawal syndrome. It may help doctors recognize withdrawal sooner, so babies can get the right care faster.
Hershey, PennsylvaniaAges 1 day–5 days - NCT05942313Recruiting
Predicting and preventing problems from opioid use during pregnancy
This study looks at ways to predict and reduce harmful outcomes for pregnant people with opioid use disorder (OUD) and their babies. It focuses on people who are already receiving ongoing medication treatment during pregnancy and will follow them around delivery at a specific hospital.
Pittsburgh, PennsylvaniaAges 18 years+ - NCT05985850RecruitingPhase 2
Can cannabis help with opioid addiction treatment?
This trial tests if adding a specific cannabis product to standard methadone treatment helps people with opioid use disorder. It's for adults over 25 who recently started methadone and have used cannabis before.
Vancouver, British ColumbiaAges 25 years+ - NCT05995886Recruiting
Facebook support group for American Indian women in opioid recovery
This study tests if a private Facebook group can help American Indian women in Minnesota stay in recovery from opioid use disorder. You must be on medication for opioid use and have stable recovery for at least a month to take part.
Rochester, MinnesotaAges 18 years+ - NCT06027099RecruitingPhase 3
Testing tizanidine to help reduce opioids after surgery
This study tests whether adding a low-dose muscle relaxant (tizanidine) to your pain plan after surgery can help you safely lower your opioid use. It's for people who have been on long-term opioids and are having surgery at specific hospitals.
Stanford, CaliforniaAges 18–75 - NCT06078371Recruiting
Opioid-free pain treatment after broken bone surgery
This study compares standard pain treatment using opioids to a new opioid-free pain block for people who had surgery for broken bones. The goal is to find safer, non-addictive ways to manage pain after trauma.
Kansas City, KansasAges 18 years+ - NCT06104280Recruiting
How opioid addiction meds affect sleep and eyes
This study tests how three common medications for opioid use disorder (methadone, buprenorphine, and naltrexone) affect eye function, sleep, and daily body rhythms. It may help find ways to improve treatment for opioid addiction.
Birmingham, AlabamaAges 18–80 - NCT06207162Recruiting
Brain scans and methadone treatment for opioid recovery
This study uses MRI scans over time to track brain changes in people with opioid use disorder who recently started methadone treatment. You can help researchers understand recovery patterns if you are early in your methadone journey and can commit to repeated visits.
New Haven, ConnecticutAges 18–50 - NCT06218706Recruiting
Focused ultrasound for severe opioid addiction
This trial uses focused ultrasound (sound waves aimed at a specific part of the brain) to help people who have severe opioid addiction that hasn't gotten better with other treatments. It may help reduce cravings and support recovery.
Morgantown, West VirginiaAges 22–60 - NCT06311838Recruiting
Preventing opioid use among homeless youth
This study tests a program to help homeless youth build social connections and find stable housing to prevent opioid use. It will be conducted by Ohio State University.
Columbus, OhioAges 14–24 - NCT06316830RecruitingPhase 2/Phase 3
Finding the best buprenorphine dose for opioid use disorder
This trial tests different doses of buprenorphine to find the safest and most effective one for treating opioid use disorder and preventing overdose. It is for people who have used fentanyl and are starting or continuing buprenorphine treatment.
Providence, Rhode IslandAges 18 years+ - NCT06323824RecruitingPhase 4
Methadone vs. buprenorphine for opioid use disorder treatment
This study compares two medications, methadone and buprenorphine, to see which helps people stay in treatment for opioid use disorder. You may be eligible if you are starting a new treatment episode.
Oakland, CaliforniaAges 18–99 - NCT05585788Recruiting
Opioid pain device test for cancer surgery patients
This study tests a device that helps you safely use opioid (strong pain) medicine after major cancer surgery. It may help improve post-surgery pain control while tracking how people use the medicine.
New York, New YorkAges 18–99 - NCT06643988Recruiting
Memory and thinking study for opioid use disorder
This study looks at how people with opioid use disorder remember personal events. You'll do tasks on a cellphone and at home while taking medication for opioid use disorder.
Philadelphia, PennsylvaniaAges 18–60 - 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+ - NCT06350409Recruiting
Opioid use after surgery in teens
This study looks at how teens aged 12–17 use opioids after a scheduled surgery. It aims to understand outcomes and help improve pain management.
Aurora, ColoradoAges 12–17 - NCT06387290RecruitingPhase 3
Mindfulness and pain management for chronic pain on opioids
This study tests whether adding mindfulness training to standard pain management visits can help people with chronic pain who are taking long-term opioids. It aims to improve pain relief and reduce opioid-related risks.
La Jolla, CaliforniaAges 18 years+ - NCT06434233RecruitingPhase 4
Opioid use after fallopian tube removal surgery
This study looks at how much opioid pain medicine people need after having their fallopian tubes removed through small incisions (laparoscopic or robotic salpingectomy). It aims to see if the usual pain medicine can be reduced to decrease opioid use.
Baltimore, MarylandAges 18 years+ - 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+ - NCT06454903Recruiting
Smartphone app to help veterans with opioid use disorder treatment
This study tests a smartphone app designed to support veterans who are receiving medication treatment for opioid use disorder. It aims to see if the app helps improve treatment outcomes.
West Haven, ConnecticutAges 18 years+ - NCT06456268Recruiting
VibraCool to reduce pain and opioid use after ACL surgery
This trial tests a device called VibraCool to see if it can reduce pain and the need for opioid painkillers after ACL reconstruction surgery.
New York, New YorkAges Any age - NCT06458335Recruiting
Treating opioid use and loneliness
This study tests a program to help people with opioid use disorder who also feel lonely. It aims to see if treating both together can improve your health and wellbeing.
Rochester, New YorkAges 18 years+
Common questions
- Are there clinical trials studying Opioid?
- Yes. Clin2 currently lists 443 recruiting studies that include Opioid, drawn from the U.S. registry and rewritten for real people so you can see what each is testing and who it's for.
- How do I know if I qualify for a Opioid trial?
- Each study lists its own eligibility criteria — rules about condition, age, and prior treatments. On every Clin2 trial page we explain these in plain language and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Is Opioid an approved treatment?
- A drug being studied in a trial may be investigational (still being tested) or already approved and being studied for a new use. Each study page explains what phase it's in. Clin2 does not provide medical advice — talk with your doctor about whether Opioid or a specific trial is right for you.
Related treatments
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. A drug appearing here is being studied in a trial and may be investigational. Talk with your doctor about whether a specific treatment or trial is right for you.