Clinical trials
Bipolar Disorder I or II clinical trials
Below are recruiting bipolar disorder i or ii clinical trials, each written for real people, not researchers. We’re tracking 2,350 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT05832489RecruitingPhase 3
EEG-MRI test of methylphenidate in adult attention symptoms
This Phase 3 study tests how methylphenidate affects brain signals and attention in adults with ADHD, and in adults with mood-related attention problems. It also includes healthy volunteers to compare brain responses during brain scanning.
StrasbourgAges 18–60 - NCT05843695Recruiting
Therapy study for PTSD and anxiety in veterans
This trial tests a psychotherapy approach to help veterans and service members who have PTSD and/or anxiety disorders. You may be randomly assigned to different therapy conditions, and the study aims to improve quality of life and reduce anxiety and PTSD symptoms.
Houston, TexasAges 18 years+ - NCT05807139RecruitingPhase 1
Spironolactone for alcohol use disorder
This Phase 1 study tests whether spironolactone (a medicine that affects salt and hormone balance) is safe and potentially helpful in people with alcohol use disorder. You may be eligible if you are currently drinking heavily, have low alcohol withdrawal symptoms, and meet several lab and medication safety rules.
Baltimore, MarylandAges 21–99 - NCT05786157Recruiting
Couples alcohol and safety support for drinking and relationship harm
This study tests a patient-focused approach to help couples where alcohol misuse and relationship physical harm may be happening. You may be asked to take part in sessions focused on safety, coping, and relationship communication, and some components may include controlled alcohol exposure.
Charleston, South CarolinaAges 21 years+ - NCT05810636Enrolling by invitation
Activity tracking in children with ADHD
This study uses a smartwatch and smartphone to track the activity of children with and without ADHD. The goal is to understand how hyperactivity differs between groups.
TaipeiAges 6–18 - NCT05751473Recruiting
Reducing PTSD symptoms for first responders and frontline health workers
This study tests a way to help reduce PTSD symptoms in first responders and frontline healthcare workers. You may join a main treatment study, and some participants may also take part in follow-up questions to learn what helped.
San Diego, CaliforniaAges 18 years+ - NCT05674617Recruiting
PTSD treatment for Veterans with serious mental illness
This trial tests a PTSD treatment approach for Veterans who also have a serious mental illness, aiming to improve day-to-day functioning. It includes Veterans who receive outpatient mental health care through the VA and have confirmed PTSD in the last month.
Baltimore, MarylandAges 18 years+ - NCT05674409Recruiting
Telehealth family program for moderate to severe alcohol use
This study tests a brief treatment delivered by video that involves a Veteran and a concerned family member or friend. It’s meant for Veterans with ongoing alcohol problems, to see if family involvement helps them change drinking and stay safe during treatment.
Charleston, South CarolinaAges 21 years+ - NCT04602754RecruitingPhase 3
Oral treatment test for type 2 diabetes and bad cholesterol
This Phase 3 study tests whether Berlim 25/20 can improve blood sugar control and cholesterol (LDL) in adults with type 2 diabetes who haven’t met targets despite prior lifestyle guidance and treatment. It also looks at safety, including effects on the heart and medication-related side effects.
Campinas, São PauloAges 18–85 - NCT05028140RecruitingPhase 3
Testing a lifestyle-and-diet program for type 2 diabetes control
This Phase 3 study tests whether a program run by the Piemonte Association can improve blood sugar control in people with type 2 diabetes who haven’t reached their target after usual diet, exercise, and stable medicines. It also aims to check that the approach is safe for participants.
Hortolândia, São PauloAges 18–85 - NCT05673915Recruiting
Brain stimulation study for hard-to-control epilepsy
This trial tests whether noninvasive brain stimulation (using gentle electrical current through the scalp) can reduce seizures in people with epilepsy that has not responded to at least two anti-seizure medicines. If you qualify, you’d also be asked to keep track of seizures in a diary during the study.
Rochester, MinnesotaAges 6 years+ - NCT05594992Enrolling by invitationPhase 3
Study extension of JR-141 for long-term Hunter syndrome safety
This is a follow-up study for people who already took JR-141 in an earlier trial for Hunter syndrome (MPS II). It checks how well the treatment works over the long term and monitors long-term safety.
Oakland, CaliforniaAges Any age - NCT05613608RecruitingPhase 2/Phase 3
Cannabidiol (CBD) study for alcohol use disorder
This trial tests whether cannabidiol (CBD) can help people cut down or quit drinking alcohol. It enrolls adults diagnosed with alcohol use disorder and wanting to reduce drinking, while checking for safety and other mental health or drug use factors.
Aurora, ColoradoAges 21 years+ - NCT03024008RecruitingPhase 1/Phase 2
Study of bone-healing paste from your own cells for broken bones
This trial tests a bone-healing product made from your own tissue (“autologous BonoFill-II”) to help heal difficult fractures or bone gaps that aren’t healing on their own. It’s designed for people who have a serious bone injury in an arm or leg that needs stronger support to regenerate.
AfulaAges 18–80 - NCT05584826RecruitingPhase 2
MDMA therapy for cancer patients and their partner’s distress
This Phase 2 study tests whether MDMA-assisted therapy can reduce adjustment-related distress in cancer patients who are paired with a loved one who is also concerned. It may help the patient and their significant other cope better through structured therapy sessions, with safety checks before and after each session.
Rockville, MarylandAges 18 years+ - NCT05568498RecruitingPhase 2
Probiotic trial for depression in Parkinson’s disease
This Phase 2 study tests whether taking probiotics can improve depression and mood symptoms in people with Parkinson’s disease. It’s meant for those with mild to moderate depression and stable Parkinson’s and mood treatments.
Vancouver, British ColumbiaAges 40–80 - NCT03422198RecruitingPhase 3
Short course vaginal radiation after hysterectomy
This trial tests a short course of targeted vaginal radiation (brachytherapy) after surgery for certain early endometrial cancer. It may help prevent the cancer from coming back in the vaginal area after the uterus has been removed.
Palo Alto, CaliforniaAges Any age - NCT05538910Recruiting
Brain imaging study on substance use and depression
This study uses brain scans to understand how substance use and mental illness, like depression, are linked. It may help develop better treatments by looking at brain activity in people with and without depression.
Baltimore, MarylandAges 18–60 - NCT05517304Recruiting
Nerve stimulation for veterans with PTSD
This study tests a device that stimulates a nerve in the neck to see if it helps with PTSD symptoms. It is for veterans who have PTSD, but have not had a brain injury or certain other health issues.
Decatur, GeorgiaAges 18–75 - NCT05529927RecruitingPhase 2
Dexamphetamine given long-acting to reduce cocaine use
This Phase 2 study tests whether a long-acting form of dexamphetamine can reduce cocaine use in people with moderate to severe cocaine use disorder. It also checks safety, including heart and mental health side effects, while you attend study visits regularly.
The HagueAges 18 years+ - NCT05541016RecruitingPhase 2
Personalized lower-dose radiation for HPV-related throat cancer
This Phase 2 study tests whether giving a less intense (de-escalated) radiation plan can work for certain people with HPV-related oropharyngeal throat cancer. It uses HPV blood testing and scans to help guide treatment, aiming to keep cancer control while reducing treatment side effects.
Scottsdale, ArizonaAges 18 years+ - NCT01962415RecruitingPhase 2
Reduced-intensity stem cell transplant for non-cancer disorders
This trial tests whether a gentler (reduced-intensity) conditioning treatment before a stem cell transplant works for non-cancer diseases. It uses specific donor stem cell matches and checks heart, lung, liver, and kidney function to help lower transplant stress while still aiming for benefit.
Pittsburgh, PennsylvaniaAges 2 months–55 years - NCT05474989RecruitingPhase 2
LSD-assisted therapy for alcohol use disorder
This Phase 2 trial studies whether an LSD treatment approach, combined with study procedures, can help people with moderate-to-severe alcohol use disorder cut down or stop drinking. It may help reset patterns around cravings and drinking, but it also requires careful safety screening.
BaselAges 25 years+ - NCT05417308RecruitingEarly Phase 1
Minoxidil for hair loss from breast cancer hormone therapy
This early-phase study tests whether using minoxidil as a lotion (topical) or by mouth (oral) can improve hair loss caused by breast cancer hormone (endocrine) therapy. It may help you keep or regrow hair while continuing your cancer treatment.
Columbus, OhioAges 18 years+
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Common questions
- Are there clinical trials for bipolar disorder i or ii?
- Yes. Clin2 currently lists 2,350 recruiting bipolar disorder i or ii 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 bipolar disorder i or ii 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 bipolar disorder i or ii 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.