Attention deficit-hyperactivity disorder

This early-phase trial tests whether transplanting healthy donor gut bacteria (washed microbiota transplantation) can improve autism and ADHD symptoms in 80 children aged 3-17. The approach targets the 'gut-brain axis,' since many children with autism have gut microbiome imbalanc…

This early study is testing whether a washed fecal transplant (WMT) can improve ADHD symptoms and related issues like sleep problems in children aged 3-17. The idea is that changing the gut bacteria might help the brain via the gut-brain axis. Fifty children will receive the tran…

This trial is testing whether an experimental medication called centanafadine, taken once daily as extended-release capsules, can help adults with attention-deficit/hyperactivity disorder (ADHD) who also experience emotional dysregulation—difficulty managing emotions like irritab…

This study tests whether solriamfetol, a medication taken once daily, can reduce symptoms of attention deficit hyperactivity disorder (ADHD) in adolescents aged 12 to 18. Over six weeks, participants receive either solriamfetol or a placebo to compare changes in ADHD symptoms. Th…

This phase 3 trial tests whether solriamfetol, taken once daily, can reduce ADHD symptoms in children aged 6 to under 12. Over 6 weeks, researchers compare the drug against a placebo using a standard rating scale. The goal is to see if solriamfetol is a safe and effective treatme…

This study tests whether a computerized brain-training program, called central executive training, can improve attention and behavior in young children with ADHD. Researchers will compare this training to standard behavioral parent training, and then test a combination of both. T…

This trial tests whether methylphenidate, a standard ADHD medication, can reduce attention and hyperactivity problems in children and adolescents with KBG syndrome, a rare genetic condition often accompanied by ADHD-like symptoms. Participants receive alternating blocks of the dr…

This phase 2 trial is testing whether an experimental tablet called ALKS 7290 can reduce ADHD symptoms in adults. About 312 adults with ADHD will take either the drug or a placebo daily for 4 weeks. Researchers will measure changes in symptom scores and watch for side effects to …

This study tests whether adding team-building tools—like team charters, communication handoffs, and performance monitoring—to an existing school-based ADHD program (the Collaborative Life Skills Program) makes it work better. Researchers will compare the enhanced program to the s…

This pilot study tests a remote monitoring program (RAMP) for children with ADHD living in rural areas. 36 children aged 5-11 who are starting or restarting stimulant medication will be randomly assigned to receive either text-based symptom questionnaires or digital education han…

This study tests whether a common ADHD medication (OROS-methylphenidate) can help prisoners with ADHD manage their symptoms and reduce problem behaviors. About 150 adults in French prisons will receive either the drug or a placebo for several months. Researchers will track change…

This study tests whether adding a 16-week cognitive remediation program (brain training using PRESCO® software) to standard ADHD medication (methylphenidate) improves daily functioning in adults with ADHD and at least one addiction. 248 participants will be split into two groups:…

This Phase 2 trial tests whether dexamfetamine, a stimulant used for ADHD, can safely and effectively treat both ADHD and moderate to severe depression in adults. 105 participants will receive either a fast-acting or long-acting version of the drug, or a placebo. The study is cur…

This study tests the safety of an experimental drug called EB-1020, taken once daily, in 180 children and adolescents with ADHD over 52 weeks. Researchers will monitor side effects and how well participants tolerate the medication. The trial is open to those who completed a prior…

This study tests a new medication called EB-1020 for children and teenagers with ADHD. It is a once-daily capsule that aims to reduce symptoms like inattention and hyperactivity. The trial involves 315 participants in Japan and China, comparing two doses of the drug against a pla…

This study compares two common stimulant classes (amphetamine and methylphenidate) and alpha-2 agonists to treat ADHD in 500 children aged 4-17 with autism. The goal is to find which medication works best and reduce the trial-and-error process. Parents and doctors will track symp…

This study is testing a new test called the Five Digits Test (FDT) to see if it can measure a person's ability to stop automatic responses—a skill often affected in ADHD and autism. The FDT does not require reading, making it useful for people with different language backgrounds.…

This study compares two medications, methylphenidate and guanfacine, to see which works better for treating ADHD in children ages 3 to 5. About 370 children with moderate to severe ADHD will take one of the drugs, and doctors will rate how much their symptoms improve. The goal is…

This study tests whether a medication called SPN-812 (viloxazine) can safely reduce ADHD symptoms in children aged 4 to 5. About 286 kids will receive either the drug or a placebo for 6 weeks. The goal is to see if the drug improves attention and reduces hyperactivity better than…

Researchers test whether an AI chatbot called Pai.ACT can help parents of young children with neurodevelopmental disorders like autism and ADHD. The chatbot delivers acceptance and commitment therapy, a type of talk therapy, and adapts its exercises to each parent's needs. The tr…

This pilot study at St. Jude Children's Research Hospital is testing whether a daily dose of extended-release methylphenidate (Ritalin) can safely improve attention, thinking, and school performance in children aged 8 to 17 with sickle cell disease. The trial will enroll 72 parti…

This study tests whether a culturally adapted version of Dialectical Behavior Therapy skills training (DBT-A-ST) helps teens aged 12-18 with emotional disorders like depression, anxiety, or ADHD. Participants are randomly assigned to either the DBT group or a standard support gro…

This study tests a program that offers mental health screening, therapy, and follow-up to pregnant women who are in the hospital for medical complications. About 50 participants will receive brief counseling and symptom tracking during their stay and for three months after. The g…

This study is testing whether playing special brain-controlled games at home can help school-aged children (ages 7 to 11) with mild to moderate ADHD pay better attention and feel less hyperactive. About 146 children will play these neurofeedback games over several weeks, and rese…

This trial tests whether listening to music with embedded binaural beats can improve attention and memory in adults with ADHD. Forty adults will be randomly assigned to either a binaural beats group or a control group, both attending 12 supervised listening sessions over six week…

This study will compare two behavioral programs for children aged 9-12 with ADHD: the OutSMARTers group program and individual counseling. About 100 children will be randomly assigned to one of the programs or a short waitlist. Researchers will measure changes in behavior, emotio…

This study looks at whether reducing ultra-processed foods (like chips, soda, and packaged snacks) can improve thinking skills in children aged 10-15 with ADHD. Over 12 weeks, one group gets weekly online nutrition classes to swap junk food for whole foods, while the other group …

This trial tests whether 5-HTP, a natural chemical that the body turns into serotonin, can reduce distractibility in adults with high levels of ADHD traits. Participants take either 5-HTP or a placebo and then perform tasks that measure eye movements and reaction time to see if t…

This study tests whether a smartphone-based program is practical and helpful for young adults aged 18-25 who have ADHD and drink heavily. Participants use the app for 31 days to improve awareness and self-control around alcohol. The goal is to see if the app reduces binge drinkin…

This trial tests whether using a weighted blanket at night and during the day can improve sleep in children aged 5-12 with ADHD who still have sleep problems despite standard care. Half the children will receive a weighted blanket, while the other half gets a non-weighted sham bl…

This study looks at whether a store-bought weighted blanket can help children aged 5-12 with ADHD who have trouble sleeping. 100 kids will use the blanket every night for 4 weeks, and researchers will track their sleep with a wrist monitor. The goal is to see if the blanket incre…

This study tests whether a virtual reality program can help children with ADHD improve their attention by repeatedly exposing them to distractions in a simulated classroom. The idea is that, like getting used to a loud noise, children may become less reactive to distracting sight…

This study tests a group-based program called GEARS that teaches emotion regulation skills to adults with ADHD. Researchers will compare 150 participants who receive GEARS to those on a waiting list, measuring changes in emotional control, ADHD symptoms, and quality of life. The …

This study tests whether Jornay PM, a stimulant taken at night for ADHD, is safe and helpful for children who also have epilepsy. About 25 kids will take the medication and be monitored for improvements in ADHD symptoms. The goal is to ease attention and hyperactivity without tri…

This trial tests whether sertraline, a widely used antidepressant, can reduce anxiety in children and teens aged 8 to 17 with neurodevelopmental disorders such as autism, ADHD, Fragile X syndrome, and Tourette syndrome. Participants receive either sertraline or a placebo for seve…

This study tests whether a short educational program can help adults with ADHD feel more satisfied and confident in managing their condition. The program combines group sessions with digital materials, covering self-help tools and treatment options. Researchers will compare this …

This study tests whether a device that gently stimulates the forehead during sleep can help children aged 8 to 12 who have ADHD linked to prenatal alcohol exposure. The device, already cleared for general pediatric ADHD, is used at home by parents each night for four weeks. Resea…

This study tests whether playing virtual reality games can improve cognitive skills like attention and memory in children aged 8 to 16 with ADHD. Participants will play four different VR games for 20 minutes a day, five days a week, for four weeks. The trial starts with a pilot p…

This study tests whether probiotics, a dietary supplement, can improve attention and brain-gut health in children aged 8 to 11 with mild ADHD. Half of the 80 participants will receive probiotics, and half a placebo. The main focus is on changes in attention test scores over time.

This study tests whether certain supplements—prebiotics, probiotics, omega-3s, and vitamin B1—can reduce ADHD symptoms in children aged 6 to 12. Over 12 weeks, 68 kids will receive either a gut-focused supplement, a brain-focused supplement, a combination, or a placebo. Researche…

This study looks at whether acupuncture can improve symptoms of ADHD in children ages 6 to 12. Researchers will give some kids acupuncture plus herbal medicine, and others just herbs, then compare results using parent surveys and interviews. The goal is to see if adding acupunctu…

This trial tests whether shining a specific type of near-infrared light on the forehead—called transcranial photobiomodulation (tPBM)—can improve attention and reduce impulsivity in adults with and without ADHD. Participants receive either active tPBM or a sham (fake) treatment f…

This study tests a non-invasive light therapy called transcranial photobiomodulation (tPBM) to see if it can improve attention, memory, and brain oxygen levels in adults with ADHD. Researchers will give repeated sessions of infrared light to the forehead area and measure changes …

This pilot study tests whether Tai Chi or exercise can reduce attention problems in college students with ADHD. Researchers will enroll 145 students and measure changes in inattention symptoms. The goal is to see if these non-drug approaches are feasible and worth studying furthe…

This Phase 2 trial tests whether a single dose of cannabigerol (CBG), a non-psychoactive cannabis compound, can improve attention and reduce hyperactivity in adults with ADHD. 76 participants will receive either 80mg of CBG or a placebo, then complete computer and paper tasks mea…

This study tests whether a personalized brainwave training (neurofeedback) can reduce ADHD symptoms like inattention and hyperactivity in children aged 6-13. Forty children will receive either standard or personalized neurofeedback during school holiday camps. Researchers will ch…

This study tests if trauma-adapted yoga, added to usual care, can improve mental health and quality of life for 180 teens diagnosed with ADHD or PTSD. Participants will be randomly assigned to a yoga group or a waiting list. The study also explores if online yoga is a feasible op…

This study tests whether a cannabis compound called cannabigerol (CBG) can reduce ADHD symptoms like inattention and hyperactivity in teenagers. Sixty adolescents aged 12 to 17 who have not responded well to other treatments will receive either CBG oil or a placebo for 12 weeks. …

This study tests a cognitive behavioral therapy (CBT) program called ADHD&me, designed to improve self-esteem in young people aged 16-25 with ADHD and low self-esteem. Participants will attend seven therapy sessions and complete questionnaires about their self-esteem, masking beh…

This study tests whether a non-invasive brain stimulation technique called theta burst rTMS can reduce ADHD symptoms in children aged 9 to 15. Thirty participants with an ADHD diagnosis will receive the treatment, and researchers will measure attention and symptom severity. The g…

This study tests whether combining two proven treatments—computer-based working memory training and parenting classes—can improve ADHD symptoms in children ages 8-12. Researchers will enroll 200 kids with ADHD and compare the effects of doing the computer training first, then par…

This study tests a behavioral program called MomMA for pregnant women with ADHD. The program teaches skills to manage ADHD symptoms and related mood issues during pregnancy and after birth. Researchers will compare it to usual care in 80 participants to see if it is acceptable an…

This study tests whether adding a gentle brain stimulation technique (tDCS) to a type of talk therapy (DBT skills training) can improve ADHD symptoms in adults. Sixty adults with ADHD will receive either real or fake tDCS before weekly therapy sessions for 10 weeks. The goal is t…

This study tests whether playful physiotherapy can improve emotional self-regulation and quality of life in children aged 7-12 with ADHD or autism. Twenty-five children will take part in movement- and play-based group sessions. Parents will report changes in behavior and well-bei…

This study tests Jornay PM, a once-daily ADHD pill taken at night, in 30 adults aged 18-60. The goal is to see if it improves focus, emotional control, and daily function from morning through early evening. Researchers will measure symptom changes over 10 weeks.

This study tests a program called BRIDGE for mothers with depression and their children aged 3-7 who have attention or behavior problems. The program aims to improve children's self-control and reduce problem behaviors by supporting mothers' mental health. About 60 families will …

This study tests a Spanish-language program called Unstuck and On Target for children ages 8-11 with autism and/or ADHD. The program helps kids improve skills like planning and flexibility, and supports their caregivers. About 40 families will either join the program right away o…

This study tests a telehealth program called RELAX that teaches teens with ADHD and their parents skills to manage strong emotions and reduce family conflict. About 60 families will be split into two groups: one gets the RELAX program, the other gets educational materials. A smal…

This study is testing a driving simulator called ADRIS 2.1 for teens aged 13-18 with ADHD. The simulator tracks driving errors like running red lights or speeding, and some participants will get 12 training sessions over 6 weeks. Researchers want to see if the simulator can impro…

This study tests whether adding an AI app to standard behavioral parent training helps families with children aged 5-12 who have disruptive behaviors like irritability or ADHD. Forty parents will either attend 8 weekly online training sessions alone or with 24/7 access to an AI v…

This study tests a non-drug device (Monarch eTNS) that gently stimulates a nerve in the face to help ease ADHD symptoms in children and teens aged 7 to 17. About 60 participants will use the real device or a sham (fake) device every night for four weeks. The main goal is to see i…

This study looks at whether Adderall XR can reduce ADHD symptoms in children and teens (ages 8-18) who also have autism. Participants will take the medication or a placebo for 4 weeks and complete brain scans to measure changes in attention, impulsivity, and memory. The goal is t…

This study tests whether immersive virtual reality (VR) therapy can improve cognitive, motor, and social skills in children aged 8 to 18 with ADHD, autism, or cerebral palsy. Participants will use the CAREN VR system, which provides interactive exercises with visual, sound, and t…

This study tests a computer-based training program called FOCAL+ for teens with ADHD aged 16-19 who have a driver's license. The training teaches them to limit how long they look away from the road while driving. Researchers will measure if the training reduces risky glances duri…

This study tests whether virtual reality exercises can improve attention problems in people who have had a brain injury, like a stroke or traumatic brain injury. About 135 participants will either do VR-based cognitive games or standard pen-and-paper exercises for 20 sessions. Th…

This study tests a supplement called Stasis to see if it can reduce side effects like sleep problems, irritability, and brain fog caused by ADHD stimulant medications. About 90 adults aged 18-55 who take stimulants for ADHD will take either the supplement or a placebo for three m…

This study tests a digital health intervention for children aged 8-12 with ADHD. The intervention uses a smartwatch and smartphone app to help children and parents work together to improve self-regulation and reduce ADHD symptoms. Sixty children will be randomly assigned to recei…

This study tests whether a virtual reality headset, combined with focus feedback, can help 252 young adults aged 18-25 with ADHD concentrate better on homework and studying. Participants use a Meta Quest 3 VR headset that blocks distractions, and some also get feedback on their f…

This study looks at whether omega-3 fatty acids can reduce depression symptoms in young people aged 12-25 with major depressive disorder. Over 12 weeks, 60 participants will take either omega-3 supplements or a placebo. Researchers will track mood changes, gut bacteria, and blood…

This study is testing whether high-dose omega-3 fatty acids can reduce ADHD symptoms like inattention and impulsivity in children and adolescents who are deficient in omega-3. About 100 participants will take omega-3 supplements or a placebo for 12 weeks. The goal is to see if th…

This study tests a new parent support program that uses short educational videos sent via text message. The videos teach strategies to handle difficult situations like transitions or waiting. Researchers want to see if parents find the program helpful and if it improves child beh…

This study compares two non-drug treatments for teens aged 13-17 with ADHD: Organizational Skills Training (OST) and Mindfulness-Based Intervention (MBI). Both involve eight 90-minute sessions. Researchers will measure changes in ADHD symptoms, daily functioning, and emotional co…

This study tests whether using a mild electrical brain stimulation device at home for four weeks can help adults with ADHD. Researchers will compare two different stimulation strengths to see if symptoms and thinking skills improve. The trial involves 60 adults aged 18 to 65 with…

This study tests a digital therapy called NDTx-02, designed to help children aged 5 to 12 with ADHD or autism improve their executive function—skills like planning, focus, and self-control. The study will involve 48 participants and compare the digital therapy to standard care. T…

This study tests whether a type of brain stimulation called iTBS can improve working memory and impulse control in 50 adolescents aged 12-18 with ADHD. Participants receive three short sessions of magnetic pulses each day for ten days, targeting either the left DLPFC or right Pre…

This pilot study at Duke University compares two behavioral treatments—organizational skills training (OST) and mindfulness-based intervention (MBI)—for 30 teens aged 13-17 with ADHD. Both treatments involve eight 90-minute sessions. Researchers will measure changes in ADHD sympt…

This study tests a device worn on the forehead during sleep to see if it can reduce ADHD symptoms in children with autism. About 60 children will use the device nightly for 8-12 weeks. Half will start with a real device and half with a fake one; later, those who got the fake one …

This study in Norway is testing whether nature-based group activities—like outdoor education and therapy—can improve quality of life for 240 children and youth with ADHD, autism, or Tourette's. Participants will take part in 10- to 12-week programs in schools or healthcare settin…

This study tests a program called Mio-Training for 40 children aged 8–16 with ADHD. The training combines memory exercises, coordination tasks, and questions to improve self-awareness and thinking skills. Researchers will measure changes in metacognitive awareness and executive f…

This study tests whether a behavioral parent education program (PEAK) can help reduce ADHD symptoms in 180 children aged 3 to 5 who show early signs of the condition. Parents will receive the training either face-to-face or online, and researchers will compare outcomes to a waitl…

This study tests whether a virtual reality (VR) game can help children aged 8-12 with ADHD improve their attention, self-control, and executive functions. The game mimics real-life situations, and parents also receive guidance on supporting positive behavior. Researchers will com…

This observational study aims to understand why some people are more impulsive or compulsive than others. Researchers will use brain scans, genetic tests, and behavioral surveys in 1,100 participants aged 6 to 80, including those with ADHD, OCD, autism, and conduct disorder. The …

This study looks at whether fidgeting—specifically using a smart fidget ball—can help adults with ADHD pay better attention and manage emotions. Researchers will measure processing speed, memory, and heart rate in 109 adults with ADHD. The goal is to see if simple movements can b…

This trial investigates whether methylphenidate, a common ADHD medication, affects brain circuits differently in adults with ADHD alone, those with ADHD plus mood disorders, and healthy individuals. Using EEG and MRI, researchers will compare brain activity after a single dose of…

This study is collecting blood and other samples from 5,000 children and young adults (under 21) who are already taking certain medications as part of their regular care. The goal is to understand how these drugs move through and affect children's bodies, so doctors can prescribe…

This study looks at how changing sleep schedules affects attention, mood, and the internal body clock in teens aged 13-17 with ADHD. Over three weeks, participants follow different sleep patterns—including a short-sleep week and a week with extended sleep timed either to match or…

This study tests a new program for adults in prison who have both ADHD and substance use disorder. The program includes workshops to improve care and support. Researchers will check if the program is acceptable and if it improves quality of life.

This study looks at how six short, 15-minute self-regulation techniques — like exercise, breathing, aromatherapy, music, virtual reality, and tapping — affect the body and brain of one woman with ADHD and stabilized bipolar disorder. Researchers will measure heart rate, brain wav…

This study examines the prevalence of neurodevelopmental disorders like ADHD and autism among youth who have committed crimes. Researchers will analyze records from juvenile offenders to explore how these conditions relate to the types and frequency of criminal behavior. The goal…

This pilot study will screen 150 homeless adults in French shelters for autism, ADHD, and intellectual disability using interviews and questionnaires. The goal is to find out how many have these conditions, which may have contributed to their homelessness. Results could help tail…

This study looks at whether simple, painless tests of eye movements and heart rate can help predict which children with ADHD will benefit from medication and which will have side effects. Researchers will measure these factors before children start medication and then check how w…

This observational study will follow 1,460 girls and women (age 10+) with and without ADHD across Canada. Participants complete surveys about their mental health, hormones, and life experiences. The goal is to build a detailed picture of how ADHD affects females over their lifesp…

This study aims to see if two brain measurements taken with Transcranial Magnetic Stimulation (TMS) can help guide ADHD treatment in children aged 8 to 12. Researchers will test these measurements for reliability, how they change with a single dose of methylphenidate (Ritalin), a…

This study looks at whether a parent's ability to manage their own emotions can make behavioral training more effective for children with ADHD. Researchers will work with 65 parents and their children (ages 5-12) to see if better parental emotion regulation leads to fewer behavio…

This study tests a smartphone app called Footsteps that helps school aides track behaviors of children aged 4-17 with conditions like autism, ADHD, or oppositional defiant disorder. The goal is to see if the app improves how consistently and accurately aides record data, and whet…

This study looks at sleep and internal body clocks in 250 children aged 6-9 with ADHD. Researchers will use wearable sensors, parent surveys, and a lab test measuring melatonin (a sleep hormone) to see how sleep patterns relate to thinking skills and mental health. The goal is to…

This study looks at whether a gentle, non-invasive brain stimulation technique can temporarily change brain activity linked to working memory in teens aged 12-18 with ADHD. Researchers will measure brain waves during memory tasks before and after stimulation. The goal is to under…

This study involves 136 children with ADHD who also have high levels of irritability or aggression. Researchers will measure tiny brain signals (called ERPs) while children do tasks, then see if those signals can predict which kids get the most benefit from stimulant medication. …

This study uses fMRI brain scans to understand how the brain works in teenagers with borderline personality disorder (BPD). Researchers will compare brain activity in teens with BPD, teens with ADHD, and healthy teens. The goal is to learn more about the brain areas involved in s…

This study is collecting information from 80 adults who have both ADHD and an addiction. Researchers will track their symptoms and daily functioning over 12 months to better understand how these conditions affect each other. The goal is to gather data that could improve future tr…

This study aims to better understand how children aged 8 to 16 with neurodevelopmental disorders (like autism or ADHD) process social information. Researchers will use a new set of tests to measure skills like recognizing emotions and understanding others' thoughts. The goal is t…

This study uses magnetoencephalography (MEG), a non-invasive brain scan, to compare brain signals in 1,500 children with neurodevelopmental disorders (like epilepsy, autism, ADHD) and healthy children. The goal is to improve diagnosis and understanding of these conditions. No tre…

This study tests a new method to help prisoners better understand what they are agreeing to when joining a research study. Researchers will compare an enhanced 'teach-to-goal' consent process with the standard one in 100 adults with ADHD in prison. The goal is to improve ethical …

This study looks at whether creating a personalized profile for children with disruptive behavior and their parents can help predict which treatment will work best. About 200 children and their parents will take part. The goal is to see if matching therapy to a child's specific e…

This study looks at how sleep, physical activity, and daily rhythms relate to ADHD symptoms and brain function in 200 children. Kids wear a wristband for two weeks and complete cognitive tests and MRI scans. The goal is to better understand why ADHD affects people differently and…

This study tests whether combining a one-time session of brain stimulation (rTMS or electrical scalp stimulation) with emotion regulation training helps people with mood, anxiety, or related disorders better control their emotions. 240 participants will learn either cognitive res…

This study uses high-resolution 7-Tesla MRI to examine how a part of the brain called the mediodorsal thalamus supports flexible thinking and decision-making. One hundred healthy adults will perform computer tasks while their brain activity is scanned. The goal is to understand w…

This study looks at how to help pediatric primary care offices better use a proven program called DOCC for children with behavior problems and ADHD. The program involves counseling and support for families. Researchers will compare different strategies to help clinic teams adopt …

This study tests whether a special eye-tracking device (Gaize) can identify changes in eye movement patterns caused by long-term use of psychiatric medications. Researchers will observe 50 adults with conditions like ADHD, depression, or anxiety who have been on medication for ov…

This study looks at how a brain area called the pre-SMA affects impulse control in teens with ADHD. Researchers will use a non-invasive technique called TMS to stimulate this area and measure brain activity. The goal is to better understand ADHD, not to provide treatment. 40 teen…

This study investigates how attention influences the brain's ability to inhibit or stop actions. Researchers will test 120 participants, including healthy volunteers and people with conditions like ADHD or stroke-related neglect, using computer-based tasks that measure eye and ha…

This study looks at whether mothers who have fibromyalgia and also care for a child with ADHD experience a higher disease burden. Researchers will compare 50 such mothers with 50 mothers who have fibromyalgia but whose children have no psychiatric conditions. The goal is to under…

This study is testing different types of computer-based brain training in 780 teenagers, some with ADHD and some without. The goal is to find out which training methods—like adding game elements or varying the number of tasks—work best for improving memory and focus. Participants…

This study tests whether cognitive remediation—brain exercises with coaching—can improve thinking skills and reduce aggression in 30 forensic inpatients with conditions like psychosis, ADHD, or substance use. Participants will do exercises and be compared to an active control gro…

This study watches 80 children (ages 8-15) with ADHD and emotional or behavioral problems to see how standard treatments like medication and group therapy affect their symptoms. Researchers compare treated kids to those on a waiting list, using questionnaires, computer tests, and…

This study explores whether a child's genetic makeup influences how well they respond to the ADHD medication methylphenidate. Researchers will track symptom changes and side effects in 400 participants aged 6-24 across Western Canada. The goal is to find genetic markers that coul…

This study tests a dual executive function training program for 288 primary school children aged 6-12 with ADHD, dyslexia, or autism. The program includes weekly group sessions to improve thinking, emotional control, and behavior. Researchers will measure changes in memory, atten…

This study tracks 250 teens with ADHD aged 16-17 over two years using smartphone apps and a Fitbit. The goal is to understand what changes happen during this transition and what predicts negative outcomes. Researchers will then co-design a smartphone app with teens to help them m…

This study uses brain imaging (fMRI and MRS) to see how a single dose of methylphenidate changes brain activity and glutamate levels in 30 adults with ADHD. Participants will receive both the drug and a placebo in a double-blind crossover design. The goal is to find brain-based m…

This study looks at whether how a child stands and walks can help predict ADHD. Researchers will measure foot pressure and posture in 100 middle school students, half with ADHD symptoms and half without. They will use machine learning to see if these physical measurements can acc…

This study is testing whether a non-invasive brain stimulation technique called tDCS can improve executive functions—like working memory, attention, and decision-making—in people with conditions such as traumatic brain injury, depression, bipolar disorder, schizophrenia, ADHD, bo…