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 2,374 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT05393518Recruiting
Study linking brain signals to anxiety in people with epilepsy
This study looks at how brain electrical signals relate to anxiety symptoms in people with drug-resistant epilepsy. It compares people who do (or do not) meet criteria for generalized anxiety disorder, to better understand anxiety in this setting.
BordeauxAges 18–65 - NCT05424172Recruiting
Smartphone coaching to boost exercise after spinal cord injury
This study tests a smartphone program and coaching to help people with spinal cord injury follow recommended exercise routines. It may help you increase how much you exercise and improve adherence to exercise guidelines.
Chicago, IllinoisAges 18–80 - NCT05441969Recruiting
Brain stimulation study for major depression symptoms
This trial studies a way to change how excitable the brain is (through in-person brain stimulation) in people with major depression. It may help understand new treatments or symptom patterns that could be useful for major depression.
LisbonAges 18–65 - NCT05452772RecruitingPhase 2
Psilocybin plus niacin to help quit smoking
This Phase 2 study tests whether a psilocybin “session” with niacin can help people quit smoking. It’s for adults who smoke daily and want to quit but have tried and struggled before.
Birmingham, AlabamaAges 21 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+ - NCT05499741Recruiting
Heat-based therapy to improve sleep in adults with Tourette’s
This trial tests a forehead temperature-regulating therapy to help improve insomnia symptoms in adults who have Tourette’s (and significant tics). It may help you sleep better by testing whether changing forehead temperature can improve sleep quality and efficiency.
Los Angeles, CaliforniaAges 18–50 - NCT05517304Recruiting
Noninvasive vagus nerve stimulation for PTSD symptoms
This trial tests whether a noninvasive device that stimulates the vagus nerve through the skin can reduce PTSD symptoms in veterans. It may help calm stress responses without requiring surgery.
Decatur, GeorgiaAges 18–75 - NCT05520398Recruiting
Brain-targeting study of why OCD treatments may fail
This study looks at brain signals to understand why OCD treatments may not work for some people. If you have OCD and are about to start OCD therapy, you may be invited to take part.
LondonAges 18–55 - 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+ - NCT05538910Recruiting
Study brain links between depression and substance use
This study uses brain imaging and questionnaires to understand how substance use and depression are connected in the brain. It may help researchers identify biological patterns that could guide better treatments in the future.
Baltimore, MarylandAges 18–60 - 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+ - 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 - NCT05578105Recruiting
Study of autoimmune polyglandular disease genetics in Taiwan
This study looks at how common autoimmune polyglandular syndrome type II is in Taiwan and what genetic differences may be involved. It uses past hospital visit records and focuses on people who had a specific pattern of autoimmune conditions.
TaipeiAges 20 years+ - 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+ - 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+ - NCT05644301RecruitingPhase 3
Blood-marker guided add-on treatment for major depression
This study tests whether doctors can choose the best add-on immune-related treatment for people with major depressive disorder by using inflammation blood tests. It’s meant for people whose depression has not improved enough with their current antidepressant.
Duffel, AntwerpenAges 18–65 - NCT05663151Recruiting
Testing how prolonged exposure helps veterans with PTSD
This study looks at why a therapy called prolonged exposure (PE) helps people with PTSD. It includes veterans who want to start PE and checks certain safety and health factors to make sure PE can be used safely.
Boston, MassachusettsAges 18–90 - 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+ - 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+ - 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+ - NCT05757791RecruitingPhase 2
Testing an SGLT2 diabetes drug for depression
This Phase 2 trial tests whether an SGLT2 medicine (like empagliflozin) can reduce symptoms of major depression. It may help people with moderate-to-severe depression who are otherwise eligible for the study.
New York, New YorkAges 18–65 - NCT05765864Recruiting
Study of self-harm in at-risk teens
This study looks at self-harm and thoughts/behaviors related to safety in teenagers who are considered at higher risk. It may help researchers better understand what supports are needed for teens who self-harm without wanting to die.
LjubljanaAges 13–18 - 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+ - NCT05797428Recruiting
Talk-based therapy to help teens cope with mood problems
This trial tests “logotherapy,” a type of counseling that helps people find meaning and purpose to cope with sadness or mood swings. It may help adolescents with mild to moderate-to-severe depression feel better and participate in structured therapy.
Kaohsiung City, Niaosong DistrictAges 15–24
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Common questions
- Are there clinical trials for bipolar disorder i or ii?
- Yes. Clin2 currently lists 2,374 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.