Clinical trials
Retention clinical trials
Below are recruiting retention clinical trials, each written for real people, not researchers. We’re tracking 104 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT05901493Recruiting
Memory learning task study for adults with language difficulty
This study checks how well adults remember and use newly learned language information over time. It compares people with developmental language disorder to people without it to understand what may affect long-term learning.
Newark, DelawareAges 18–55 - NCT06037356Recruiting
Comparing two surgeries for enlarged prostate with urinary retention
This trial compares two surgeries for men with an enlarged prostate who have trouble urinating and need a catheter. It helps find out which procedure works better for getting patients back to normal urination.
Hong KongAges 40 years+ - NCT06163469Recruiting
Chlorhexidine bladder wash for people with long-term suprapubic catheters
This study tests whether washing the bladder with a solution called chlorhexidine (a germ-killer) can lower the number of unplanned hospital visits and improve quality of life for people who have a long-term suprapubic catheter. You may be eligible if you have had a catheter for at least a year and have had a recent urinary tract infection.
New Haven, ConnecticutAges 18 years+ - NCT06179654Recruiting
Pelvic floor therapy before prostate surgery for leaking
This trial tests if doing pelvic floor physical therapy before prostate surgery (HoLEP) helps reduce stress urinary incontinence (leaking after sneezing, coughing, or laughing). It may help patients who are scheduled for this surgery due to an enlarged prostate.
Cleveland, OhioAges 18 years+ - NCT06266832RecruitingPhase 2
Short-course radiation with immunotherapy and chemo for rectal cancer
This trial tests a combination of short-course radiation, an immunotherapy drug (adebrelimab), and chemotherapy (CAPEOX) before surgery to help preserve the rectum in people with MSS/pMMR ultra-low rectal cancer. The goal is to shrink the tumor enough to avoid removing the rectum.
Hangzhou, ZhejiangAges 18 years+ - NCT06273618Recruiting
iLookOut micro-learning to improve memory
This trial tests a micro-learning program called iLookOut to see if it helps people remember information better. You can join if you are 18 or older.
Hershey, PennsylvaniaAges 18–100 - 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 - NCT06325982Recruiting
Preventing rectal injury from radiation with a medicated enema
This trial tests whether a medicated enema can help prevent radiation damage to the rectum during pelvic radiotherapy. It may be a good option if you are starting radiation to the pelvis or rectum and are otherwise in good health.
Xiamen, FujianAges Any age - NCT06456827Recruiting
Bite force and bone changes after braces in different face types
This trial compares how bite force and bone turnover markers change during the retention phase (after braces) in people with high-angle and low-angle face types. It may help understand why some people have more relapse after braces.
Rohtak, HaryanaAges 18–45 - NCT06462807Recruiting
Improving HIV care in Philadelphia clinics
This study looks at how to improve HIV care and viral suppression by making the clinic environment better for both patients and staff. It may help you stay in care and keep your viral load undetectable.
Philadelphia, PennsylvaniaAges 18 years+ - NCT06467305Recruiting
Speech training and memory study
This study tests how well people learn and remember speech movements. It helps researchers understand speech motor learning in healthy adults.
New Haven, ConnecticutAges 18–40 - NCT06769087Enrolling by invitation
Removing urinary catheter right after colorectal cancer surgery
This study compares taking out the urinary catheter immediately after colorectal cancer surgery versus leaving it in for one day. It aims to see which approach leads to fewer complications and faster recovery.
Seoul, SeoulAges 19–80 - NCT06491537Recruiting
Time-restricted eating for losing weight after having a baby
This study tests whether eating only during a specific daily window (time-restricted eating) helps new moms lose weight. It may be an option if you are 6 to 16 weeks postpartum and have a body mass index (BMI) of 25 or higher.
Birmingham, AlabamaAges 18 years+ - NCT06608563Recruiting
Dental sealant study for kids and molars
This study tests a special adhesive to help sealants stick better and prevent cavities on back teeth in children aged 6 to 12.
Dublin, DublinAges 6–12 - NCT06641011Recruiting
Sealing molars with enamel spots: rinsing vs blotting
This study tests whether rinsing off or blotting dry a special silver fluoride liquid before placing a tooth sealant helps the sealant last longer on molars affected by a common condition called molar-incisor hypomineralization. The goal is to find the best way to protect these teeth from cavities.
AnkaraAges 6–14 - NCT06785844RecruitingEarly Phase 1
Botulinum toxin injection for children with hard-to-treat bowel leakage
This trial tests a one-time injection of botulinum toxin (like Botox) into the bottom muscle to help children who have frequent, stubborn bowel leakage. It aims to see if relaxing the muscle can reduce accidents.
JerusalemAges 4–18 - NCT06789731Recruiting
Mindfulness program for first-generation college students in rural areas
This study tests whether mindfulness exercises can help first-generation college students stay in school and feel more supported. If you're a first-generation college student in a rural area, this online program might help you manage stress and stay on track.
Sioux Falls, South DakotaAges 18–64 - NCT06805318Recruiting
Job support program for people with MS
This study tests a vocational rehabilitation program designed to help people with multiple sclerosis (MS) keep their jobs. If you have MS and are currently working, this program may help you stay employed.
Rome, LazioAges 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+ - NCT06905301Recruiting
Study on breast cancer medication with a mobile app
This study compares how well breast cancer patients take their medication (ribociclib) with or without using a mobile app. It aims to see if the app helps patients stick to their treatment plan.
Pskov, RussiaAges 18–90 - NCT06918067Recruiting
Comparing catheter types for urine flow
This study compares different types of catheters to see how well they help empty the bladder. If you are a woman who uses catheters regularly, you might be able to join and help improve catheter design.
Charlotte, North CarolinaAges 18 years+ - NCT06944743Recruiting
Prostate surgery for men with underactive bladder and blockage
This study tests a prostate surgery (TURP) in men with two bladder problems: a blockage leaving the bladder and a bladder that doesn't contract well. The goal is to see if the surgery can help improve bladder emptying.
SohagAges 40–70 - NCT06999811Recruiting
Technology vs. medication monitoring for buprenorphine in pregnancy
This study compares two approaches to help pregnant people stay on buprenorphine (a medication for opioid use disorder): one uses technology to support therapy, and the other uses standard medication monitoring. It aims to see which method works better for keeping you in treatment during pregnancy.
Charleston, South CarolinaAges 18–45 - NCT07104214Recruiting
Predicting stomach retention risk before sedated endoscopy
This study is building a tool to predict if a patient's stomach will empty normally before a sedated upper endoscopy (gastroscopy). It tests risk factors that help doctors plan safer procedures.
Hangzhou, ZhejiangAges 18 years+
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Common questions
- Are there clinical trials for retention?
- Yes. Clin2 currently lists 104 recruiting retention 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 retention 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 retention 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.