Acute stress disorder
MONDO:0003763An anxiety disorder precipitated by an experience of intense fear or horror while exposed to a traumatic (especially life-threatening) event. The disorder is characterized by dissociative symptoms; vivid recollections of the traumatic event; avoidance of stimuli associated with the traumatic event; and a constant state of hyperarousal for no more than one month.
Also known as: acute stress reaction
256 clinical trials for this condition and its sub-types.
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Broader categories
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Gut feeling: personalized bacteria may ease PTSD symptoms
Disease control OngoingThis study looks at whether giving people with PTSD a personalized mix of gut bacteria (called pharmabiotics) can help their mental health. The researchers will track changes in PTSD symptoms, anxiety, depression, and thinking skills over 14 days. The goal is to see if fixing the…
Phase: NA • Sponsor: Uzhhorod National University • Aim: Disease control
Last updated Jun 27, 2026 13:00 UTC
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Drugs and therapy together: a new hope for anxiety, depression, and more?
Disease control OngoingThis early-stage study is testing whether combining standard psychiatric medications (like antidepressants and anti-anxiety drugs) with individual cognitive behavioral therapy can improve symptoms and daily functioning in people with anxiety, depression, PTSD, OCD, bipolar disord…
Phase: PHASE1 • Sponsor: Rakitzi, Stavroula • Aim: Disease control
Last updated Jun 27, 2026 12:30 UTC
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Could home therapy replace hospital stays for kids with mental health issues?
Disease control OngoingThis study tests whether intensive home-based psychiatric treatment can help children and teens with mental health disorders as an alternative to being in the hospital. Over 3 months, participants receive 3 to 7 home visits per week from a team of doctors, therapists, and other s…
Phase: NA • Sponsor: Medical University Innsbruck • Aim: Disease control
Last updated Jun 27, 2026 12:26 UTC
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New study tests Team-Based approach to curb overdose risk
Disease control OngoingThis study compares two ways to help people with both substance use and mental health disorders: a full team-based program called MISSION that provides counseling, peer support, and community outreach for 6 months, versus just linking them with a peer specialist. Researchers hope…
Phase: NA • Sponsor: University of Massachusetts, Worcester • Aim: Disease control
Last updated Jun 27, 2026 12:07 UTC
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New care model aims to speed up mental health help for teens
Disease control OngoingThis study tests a new way of delivering mental health and addiction services to youth aged 14-17. Instead of standard hospital outpatient care, an integrated team offers rapid access to various services like therapy, peer support, and primary care in a youth-friendly setting. Re…
Phase: NA • Sponsor: Centre for Addiction and Mental Health • Aim: Disease control
Last updated Jun 27, 2026 11:02 UTC
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Cool roofs may cool minds: trial targets Heat-Driven anxiety
Disease control OngoingThis study tests whether painting roofs with a special reflective coating can lower indoor temperatures and improve mental health. About 800 people in Ahmedabad, India, who live in homes with poor insulation will be randomly assigned to get a cool roof or not. Researchers will me…
Phase: NA • Sponsor: Aditi Bunker • Aim: Disease control
Last updated Jun 27, 2026 09:08 UTC
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Peer power: new study tests whether support buddies boost HIV and mental health care
Disease control OngoingThis study looks at whether having a trained peer (someone with similar experiences) as a case manager can help people with HIV who also have mental health or substance use problems get the care they need. About 405 adults from an HIV clinic will be randomly assigned to either us…
Phase: NA • Sponsor: Johns Hopkins University • Aim: Disease control
Last updated Jun 27, 2026 08:10 UTC
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Robot trainer aims to keep seniors on their feet during hospital stays
Disease control OngoingThis study tests whether robot-assisted leg exercises can prevent older patients from losing strength and independence during a hospital stay. 488 patients aged 65 and older will either receive robot-guided training or standard care. The goal is to see if the robot helps them wal…
Phase: NA • Sponsor: Odense University Hospital • Aim: Disease control
Last updated Jun 26, 2026 14:52 UTC
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AI boosts brain scan accuracy in massive new trial
Diagnosis ENROLLING_BY_INVITATIONThis study tests whether an AI tool can help radiologists read brain CT and MRI scans more accurately and quickly. Researchers will compare how well doctors, AI alone, and doctors using AI together can spot abnormalities, urgent findings, and classify diseases. The goal is to red…
Sponsor: Yaou Liu • Aim: Diagnosis
Last updated Jun 27, 2026 11:00 UTC
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One therapy to tackle both anxiety and drinking in veterans?
Symptom relief OngoingThis study tests a single cognitive behavioral therapy (CBT) program designed to help veterans who struggle with both anxiety (including PTSD) and hazardous drinking. The goal is to see if treating both issues together improves their daily functioning and reduces symptoms better …
Phase: NA • Sponsor: VA Office of Research and Development • Aim: Symptom relief
Last updated Jun 27, 2026 14:00 UTC
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Can rewriting your life story improve mental health? small trial tests new therapy
Symptom relief OngoingThis study tests a therapy called RETELL that helps people with severe mental illness explore and reshape their life stories. The goal is to improve personal recovery, quality of life, and identity. Twenty adults with conditions like schizophrenia, bipolar disorder, or PTSD will …
Phase: NA • Sponsor: University of Aarhus • Aim: Symptom relief
Last updated Jun 27, 2026 13:04 UTC
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Could a High-Fat diet help tame PTSD? tiny german study tests feasibility
Symptom relief OngoingThis study tests whether a medically supervised 12-week ketogenic diet is practical for 6 adults with PTSD in Germany. The main goal is to see if people can stick to the diet and complete the study. It is not designed to measure how well the diet works for PTSD symptoms, but it m…
Phase: NA • Sponsor: Bundeswehr University Munich • Aim: Symptom relief
Last updated Jun 27, 2026 12:32 UTC
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Beat the stress: drumming groups offer hope for parents of autistic kids
Symptom relief OngoingThis small study tests whether group drumming sessions can improve emotional well-being for parents of autistic children. Ten parents will take part in drumming groups and report changes in anxiety, depression, and feelings of belonging. The goal is to see if making music togethe…
Phase: NA • Sponsor: Arizona State University • Aim: Symptom relief
Last updated Jun 27, 2026 12:28 UTC
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Could a 5-Session writing exercise ease PTSD in pregnant teens?
Symptom relief OngoingThis pilot study tests whether a short, 5-session writing therapy called Written Exposure Therapy (WET) is practical and helpful for pregnant or postpartum adolescents and young adults (ages 15-24) with PTSD. The therapy involves writing about traumatic experiences with minimal t…
Phase: NA • Sponsor: University of Texas Southwestern Medical Center • Aim: Symptom relief
Last updated Jun 27, 2026 12:25 UTC
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New outreach program targets mental health gaps in latino communities
Symptom relief OngoingThis study tests a community-based program called CRISOL Mente to help Latinos in the Philadelphia area with depression, anxiety, or PTSD. The program uses outreach workers to connect people to mental health care and support. Researchers will measure if symptoms improve after six…
Phase: NA • Sponsor: Drexel University • Aim: Symptom relief
Last updated Jun 27, 2026 12:07 UTC
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Can a brief online therapy ease anxiety and depression in kids? new study aims to find out.
Symptom relief ENROLLING_BY_INVITATIONThis study tests a brief behavioral therapy program delivered via telehealth (STEP-UP) for children and teens aged 8 to 16 with anxiety or depression. Participants are recruited from community health centers and randomly assigned to either STEP-UP or a referral to local mental he…
Phase: NA • Sponsor: San Diego State University • Aim: Symptom relief
Last updated Jun 27, 2026 12:07 UTC
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Can acting out help heal? drama therapy trial targets dual diagnosis
Symptom relief TerminatedThis pilot study tests a specific type of drama therapy for people who have both a mental health condition (like depression or bipolar disorder) and a substance use disorder. Ten participants will attend weekly group drama therapy sessions for 12 weeks, then put on a performance.…
Phase: NA • Sponsor: Boston Medical Center • Aim: Symptom relief
Last updated Jun 27, 2026 12:03 UTC
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Magic mushroom therapy tested for veteran PTSD
Symptom relief OngoingThis study tests whether psilocybin, the active ingredient in magic mushrooms, can safely help veterans with PTSD. Fifteen veterans will receive two doses of psilocybin in a supervised therapy setting. Researchers will monitor side effects and measure changes in PTSD symptoms.
Phase: PHASE2 • Sponsor: Ohio State University • Aim: Symptom relief
Last updated Jun 27, 2026 09:10 UTC
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Veterans use smartwatch and cycling to tackle PTSD
Symptom relief ENROLLING_BY_INVITATIONThis study tests a mobile health system (smartwatch and app) combined with a week-long cycling event to help veterans reduce stress and PTSD symptoms. Thirty-six veterans will use the system for two months and participate in the cycling challenge. The goal is to see if this appro…
Phase: NA • Sponsor: Texas A&M University • Aim: Symptom relief
Last updated Jun 27, 2026 09:09 UTC
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Service dogs may boost PTSD therapy for veterans
Symptom relief ENROLLING_BY_INVITATIONThis study looks at whether having a psychiatric service dog makes prolonged exposure therapy work better for veterans with PTSD. About 216 veterans who already qualify for a service dog will be randomly assigned to get the dog right away or later. The goal is to see if the dog h…
Phase: NA • Sponsor: University of Arizona • Aim: Symptom relief
Last updated Jun 27, 2026 09:07 UTC
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Service dogs put to the test for veteran PTSD relief
Symptom relief OngoingThis study looks at whether trained service dogs can help reduce PTSD symptoms in military veterans. 150 veterans who already qualified for a service dog are randomly assigned to receive one or to a waitlist. Researchers track their PTSD severity, depression, and overall well-bei…
Phase: NA • Sponsor: University of Arizona • Aim: Symptom relief
Last updated Jun 27, 2026 09:06 UTC
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Can a 'Courage and Love' group therapy beat loneliness in seniors?
Symptom relief OngoingThis study tests a group therapy called Awareness, Courage, and Love (ACL) for older adults with psychiatric disorders who feel lonely. The therapy focuses on mindfulness, sharing feelings, and building connections. Researchers want to see if the program is practical and helpful …
Phase: NA • Sponsor: London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's • Aim: Symptom relief
Last updated Jun 27, 2026 09:00 UTC
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Can a simple care plan reduce stress for trauma survivors in the hospital?
Symptom relief ENROLLING_BY_INVITATIONThis study tests whether a trauma-informed care plan (TICP) placed in the electronic medical record helps healthcare teams better care for patients with trauma and complex needs. About 200 patients and their clinicians will use the plan, and researchers will measure how acceptabl…
Phase: NA • Sponsor: Brigham and Women's Hospital • Aim: Symptom relief
Last updated Jun 27, 2026 07:56 UTC
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New CBT program aims to ease anxiety in pakistani teens
Symptom relief OngoingThis study tests a 16-week cognitive behavioral therapy (CBT) program called the C.A.T Project for Pakistani teenagers aged 14 to 17 with moderate to severe anxiety. The program helps teens change unhelpful thoughts and behaviors using relaxation, problem-solving, and parent educ…
Phase: NA • Sponsor: National University of Science and Technology • Aim: Symptom relief
Last updated Jun 27, 2026 07:52 UTC
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Nose spray pain relief for kids: which works best?
Symptom relief TerminatedThis study planned to compare three different medications given as nose sprays to children aged 2 to 6 years who needed stitches for a cut. The goal was to see which one worked best for pain and anxiety during the procedure. However, the trial was withdrawn before any children we…
Phase: PHASE2 • Sponsor: Nationwide Children's Hospital • Aim: Symptom relief
Last updated Jun 26, 2026 15:58 UTC
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New online tool aims to tame toddler anxiety
Symptom relief OngoingThis study tests a new online program called Tiny Heroes, designed to help parents of anxious children aged 3 to 6. The program teaches parents cognitive behavioral therapy techniques through four online modules. Researchers want to see if it is practical and effective in reducin…
Phase: NA • Sponsor: Karolinska Institutet • Aim: Symptom relief
Last updated Jun 26, 2026 12:40 UTC
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Can peers help people recover from mental illness? new study says maybe
Knowledge-focused OngoingThis study tests a 10-week program called 'Grow to Recovery' for people with mental illness. The program is co-led by a peer (someone who also has a mental illness) and a professional. Researchers want to see if it helps participants feel more hopeful and capable. 138 people are …
Phase: NA • Sponsor: National Cheng-Kung University Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 14:00 UTC
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Your phone could help design your therapy: new study tests personalized CBT for anxiety and drinking
Knowledge-focused ENROLLING_BY_INVITATIONThis study uses smartphone data to understand what triggers anxiety and alcohol use in each person, then tailors therapy to those specific triggers. 81 adults with anxiety and alcohol problems will receive 11 sessions of cognitive behavioral therapy (CBT) either personalized to t…
Phase: NA • Sponsor: Rutgers, The State University of New Jersey • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:35 UTC
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Can a simple assessment cut sick leave for mental disorders?
Knowledge-focused OngoingThis study tests whether an early assessment of activity limitations by occupational therapists can help people with mental disorders return to work. 150 participants in specialized psychiatric care will either receive the assessment or usual care. The goal is to see if this lead…
Phase: NA • Sponsor: Göteborg University • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:29 UTC
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Withdrawn study aimed to boost mental health in young south asian women
Knowledge-focused TerminatedThis study aimed to develop and test a 12-week mental health program designed specifically for young South Asian women aged 16-24 with mood or anxiety disorders. The program was meant to address cultural and gender needs. However, the study was withdrawn before any participants w…
Phase: NA • Sponsor: Centre for Addiction and Mental Health • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:07 UTC
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Brain boost for seniors: study tests training plus zaps to keep minds sharp
Knowledge-focused OngoingThis study looks at whether an 8-week program of daily brain training exercises, combined with a gentle electrical current applied to the scalp (tDCS), can improve thinking, reduce falls, and help seniors with mental health conditions stay independent. About 270 older adults livi…
Phase: NA • Sponsor: Centre for Addiction and Mental Health • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:06 UTC
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New program aims to keep seniors sharp and at home longer
Knowledge-focused OngoingThis study tests whether a 12-week program that combines brain training, social activities, and exercise is practical and liked by seniors with mental health conditions living in community housing. About 18 participants will try the program in small groups, guided by a support wo…
Phase: NA • Sponsor: Centre for Addiction and Mental Health • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:06 UTC
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New app aims to support recovery for recently released inmates with dual diagnoses
Knowledge-focused OngoingThis study is developing and testing a smartphone app called R-Assist for people recently released from jail who have both substance use and mental health disorders. The app tracks symptoms, connects users to resources like housing and recovery groups, and measures how easy it is…
Phase: NA • Sponsor: Meaningful Measurement, Inc • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:04 UTC
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Ottawa study aims to help homeless youth cut back on tobacco and drugs
Knowledge-focused ENROLLING_BY_INVITATIONThis study looks at tobacco, cannabis, and other drug use among homeless and at-risk youth in downtown Ottawa. Researchers will follow 520 participants aged 16 and older who are homeless or insecurely housed and have a history of cannabis use and mental illness. The goal is to un…
Sponsor: Ottawa Hospital Research Institute • Aim: Knowledge-focused
Last updated Jun 27, 2026 11:03 UTC
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New eLearning platform aims to train therapists in exposure therapy
Knowledge-focused ENROLLING_BY_INVITATIONThis study is developing and testing an online training program to teach therapists how to deliver exposure therapy to people with anxiety disorders and OCD. About 56 practicing therapists will try the program and give feedback to improve it. The goal is to see if the training re…
Phase: NA • Sponsor: Bradley Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:01 UTC
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Can a simple clinic strategy boost mental health treatment in africa?
Knowledge-focused OngoingThis study tests a method called SAIA-MH to help clinics in Mozambique better diagnose, treat, and follow up with people who have mental health conditions. Researchers will compare clinics using this approach to those that don't, involving about 155 patients. The goal is to see i…
Phase: NA • Sponsor: University of Washington • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:11 UTC
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Which therapy works best for troubled teens? new study aims to find out
Knowledge-focused ENROLLING_BY_INVITATIONThis study follows 192 teens aged 12 to 20 who are already receiving either Cognitive Behavioral Therapy (CBT) or Brief Strategic Therapy (BST) for anxiety, depression, or OCD. Researchers will track their progress using questionnaires and interviews over 9 months. The goal is to…
Sponsor: IRCCS Centro Neurolesi Bonino Pulejo • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:01 UTC
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Psychedelic therapy: does trip intensity matter?
Knowledge-focused OngoingThis study looks back at 376 patients who received psychedelic-assisted therapy with LSD or psilocybin for depression, anxiety, PTSD, or substance use disorders. Researchers want to see if the intensity of the psychedelic experience is linked to better outcomes. All data comes fr…
Sponsor: University Hospital, Geneva • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:52 UTC
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Can diet and faith help heal trauma? researchers launch survey to find out
Knowledge-focused ENROLLING_BY_INVITATIONThis study is a small survey of 10 adults exploring how nutrition, mental health, and faith-based practices relate to recovery from trauma or PTSD. Researchers want to understand what helps people overcome life challenges after stressful events. The results will be used to design…
Sponsor: True Paleo Inc. • Aim: Knowledge-focused
Last updated Jun 26, 2026 13:44 UTC
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300 volunteers help create medical image bank for science
Knowledge-focused OngoingThis study gathers MRI, CT, and ultrasound images from 300 adults—some healthy, some with kidney or brain disease—to build a collection for future not-for-profit research. No new treatments are being tested; the goal is to make medical images available to scientists for advancing…
Sponsor: Mario Negri Institute for Pharmacological Research • Aim: Knowledge-focused
Last updated Jun 26, 2026 13:28 UTC