Clinical trials
Retention clinical trials
Below are recruiting retention clinical trials, each written for real people, not researchers. We’re tracking 94 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- 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+ - NCT06491823Recruiting
Speech learning and memory study
This study tests how people learn and remember new speech patterns. You will participate in speech tasks while an MRI scans your brain activity.
New Haven, ConnecticutAges 18–40 - NCT06491017Recruiting
Better airway clearance for ventilated patients
This trial tests if a special machine (mechanical insufflation-exsufflation) can help remove thick mucus from the lungs of patients who are on a breathing tube and ventilator. The goal is to see if optimized settings clear more mucus than standard care.
BarcelonaAges 18 years+ - NCT06492252Recruiting
Speech learning and memory study
This study tests how well healthy adults learn and remember new speech patterns. You will say sounds or words, and we will measure how your brain controls speech.
New Haven, ConnecticutAges 18–40 - 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 - NCT06467292Recruiting
Speech Learning and Memory Study
This study looks at how people learn and remember speech movements. It may help explain how we improve speaking skills over time.
New Haven, ConnecticutAges 18–40 - NCT05518604Recruiting
Weight loss and fitness after pregnancy in active-duty women
This study looks at how to support healthy weight loss and physical fitness after having a baby while you’re still on active duty. It may help by testing a structured approach to fitness and planning during the first 18 months after delivery.
Honolulu, HawaiiAges 18–44 - NCT06342258RecruitingPhase 1
Sealant order: does it matter for children's teeth?
This study tests whether the order in which a dentist applies sealant to a child's molars affects how well the sealant works. It is for healthy children ages 5–14 who have permanent molars on both sides of their mouth and can cooperate during a dental visit.
Los Angeles, CaliforniaAges 5–14 - 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 - 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+ - NCT06027671Recruiting
Peer support after prison for HIV treatment
This trial tests a program where former inmates help you stay on HIV medication after release. It's designed for people living with HIV who are about to be released from prison in specific areas of South Africa.
Johannesburg, GautengAges 18 years+ - 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 - NCT05887557Recruiting
Mobile HIV care for people struggling to stay in treatment
This study tests a low-barrier, mobile HIV care program designed with input from patients and other stakeholders to help people stay engaged in care and reach an undetectable viral load. It may help if you’re having trouble keeping regular HIV appointments or staying on treatment.
Oakland, CaliforniaAges 15 years+ - NCT05789940Recruiting
Hysteroscopy vs suction for retained pregnancy tissue
This study compares two outpatient procedures—hysteroscopy and suction—to remove retained pregnancy tissue after a miscarriage in the first 3 months. The goal is to find which method works best and is safest for people who choose surgical treatment.
BordeauxAges 18–42 - NCT05675735Recruiting
Methadone take-home program to help people stay in treatment
This trial studies whether changing how methadone is allowed to be taken home can improve how long people stay in opioid use disorder treatment. It focuses on clinics and on adults who have already been receiving take-home methadone.
Storrs, ConnecticutAges 18 years+ - NCT05656235RecruitingPhase 2
Study of keeping kidneys longer in upper tract bladder cancer
This Phase 2 trial studies whether a combination treatment can control high-grade upper tract urothelial cancer without removing the kidney and ureter (radical nephroureterectomy). It may help people who must avoid surgery or choose not to have it because of medical risk.
Washington D.C., District of ColumbiaAges 18 years+ - NCT05619705Recruiting
Health coaching for pregnant women through home visits
This trial tests a structured health-coaching program delivered during home visits to help pregnant people improve health habits during pregnancy. It may help you with support like tracking weight and following a planned coaching routine.
Baltimore, MarylandAges 18 years+ - NCT04752293Recruiting
Study of a kidney blood-pressure system in kids
This study looks at how a kidney-related blood-pressure system works in children and teenagers, comparing those with newly diagnosed primary (no known cause) high blood pressure to those with normal blood pressure. It may help doctors better understand childhood blood-pressure changes and guide future care.
Winston-Salem, North CarolinaAges 7–18 - NCT05267665Recruiting
Family-involved PTSD therapy coaching for Veterans
This study tests a brief way to include a Veteran’s family member to improve PTSD treatment results and help people stay engaged in care. It’s for Veterans who are just starting evidence-based PTSD therapy and have a closely involved family member who can participate too.
Boston, MassachusettsAges 18 years+ - NCT05200923Recruiting
Testing a pelvic nerve device study for bladder and bowel leaks
This study checks how well an implanted pelvic nerve system works for people with bladder overactivity, non-obstructive urinary retention, or fecal incontinence. You may need to keep your current medications steady and track symptoms closely with diaries before and during evaluation.
Indianapolis, IndianaAges 18 years+ - NCT03713528Enrolling by invitationPhase 4
Antibiotic placed in bone to help save an infected knee implant
This trial tests whether putting antibiotics directly inside the bone during surgery can improve outcomes for an infected knee prosthesis when the implant is being kept. It may help more people avoid needing full implant removal and replacement.
San Francisco, CaliforniaAges 18 years+
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Common questions
- Are there clinical trials for retention?
- Yes. Clin2 currently lists 94 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.