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
- NCT06978205Recruiting
Balloon dilation for urine retention after spinal cord injury
This trial tests if a balloon dilation procedure in the urethra can help people with spinal cord injury empty their bladder naturally. It looks at whether the treatment reduces the need for catheters.
Jinan, ShandongAges 18–80 - NCT07283484Recruiting
Early vs. delayed catheter removal in men with sudden urinary retention
This study compares two approaches for men who have had a catheter placed for sudden urinary blockage: trying to remove the catheter early (after 1 day) versus waiting a few more days. It aims to see which timing works better to help you urinate without the catheter.
Harderwijk, GelderlandAges 18 years+ - NCT07603011Recruiting
Catheter timing after prostate laser surgery for urinary problems
This study looks at how long patients should keep a urinary catheter (a tube that drains urine) after having laser surgery to remove prostate tissue. Researchers want to understand what timing works best for patients who couldn't urinate before surgery.
Eskişehir, EskişehirAges 18 years+ - NCT07650968RecruitingPhase 4
Prostate Medication Adjustment After Sudden Inability to Urinate
This trial tests whether increasing your prostate medication (tamsulosin) or switching to a different medication (silodosin) helps you urinate normally again after a sudden blockage caused by an enlarged prostate. The goal is to help you avoid long-term catheter use.
Banī Suwayf, Beni Suweif GovernorateAges 50 years+ - NCT07654413RecruitingPhase 4
Tamsulosin with or without tadalafil for catheter removal after urinary retention
This trial tests whether adding tadalafil to tamsulosin helps men pass a catheter removal test after a first-time urinary blockage caused by an enlarged prostate. The goal is to find which treatment works best to avoid needing a catheter again.
Banī Suwayf, Beni Suweif GovernorateAges 50 years+ - NCT05269277Enrolling by invitation
Study ways to help nurses stay working during COVID-19
This study looks at what hospital teams can do to help nurses stay in their jobs during the ongoing COVID-19 period. It will gather information from nurses and adult hospital staff to better understand what helps and what makes work harder.
Loveland, ColoradoAges Any age - 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+ - NCT07104123Recruiting
Improving treatment retention for substance use during pregnancy
This study is looking for pregnant people or new parents (within 3 years of giving birth) who have a substance use disorder. The goal is to find better ways to help them stay in treatment.
Baltimore, MarylandAges 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 - NCT06771050RecruitingPhase 4
Antibiotics and surgery for hip and knee joint infections
This trial tests different antibiotic types and durations, plus surgical approaches, for people with a current joint infection in a hip or knee. It aims to find the best way to treat the infection and prevent it from coming back.
Garran, Australian Capital TerritoryAges 18 years+ - 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 - 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+ - NCT04276246Recruiting
Dental implant supports for removable dentures in back-tooth gaps
This trial tests whether small “supporting” implants can help hold a removable partial denture more securely. It’s for adults missing back teeth on both sides (a specific dental gap pattern) and may improve comfort and fit.
BaselAges 18 years+ - NCT06517043Recruiting
Balance training for older adults with slow walking
This study looks at how older adults learn and keep balance skills. It tests a training program to help people who walk slowly and have balance problems. The goal is to improve walking and reduce fall risk.
Gainesville, FloridaAges 65–95 - 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 - 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+ - 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 - NCT06393699Recruiting
Comparing fillings for worn spots on teeth
This study tests two types of tooth-colored fillings and a special glue for repairing worn spots on the sides of teeth near the gumline. It aims to see which material works best and lasts longest.
CairoAges 18–65 - NCT07683065Recruiting
Secukinumab treatment in psoriasis patients with liver condition
This study looks at how well secukinumab works for psoriasis patients who also have a type of fatty liver disease called MASLD. It may help doctors understand if this treatment is a good option for people with both conditions.
Badalona, BarcelonaAges 18–100 - NCT07496164Recruiting
Testing three new denture adhesives against no adhesive
This study tests whether three new denture adhesives help people who have a full upper denture (false teeth on the top) and some natural or false teeth on the bottom. You will try each adhesive and also a period with no adhesive to see how well your denture stays in place.
Indianapolis, IndianaAges 18 years+ - NCT07383974Recruiting
12-week study: how diet affects skin and health
This trial tests whether eating more fruits and vegetables for 12 weeks can improve your skin and how you feel physically. It uses a special light scanner to measure skin health.
Shanghai, Shanghai MunicipalityAges 18 years+ - 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+ - NCT07218211RecruitingPhase 4
Injectable PrEP study for Latine transgender women and gay men
This study offers a long-acting injectable form of PrEP (lenacapavir) to prevent HIV in Latine transgender women and gay men in the South. It aims to make HIV prevention easier by providing a shot instead of a daily pill.
Durham, North CarolinaAges 18 years+ - NCT06537609Recruiting
Testing treatments for Gram-negative bloodstream infections
This trial tests different ways to treat infections in the blood caused by Gram-negative bacteria. It looks at whether reducing antibiotics, switching to pills, or managing central lines improves outcomes while keeping you safe.
Kogarah, New South WalesAges birth–130 years
Hear when a new Retention trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.
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.