Internet-based therapy for adults with ADHD

A Randomized Controlled Trial of Internet-based Cognitive Behavioral Therapy for Adult Attention Deficit Hyperactivity Disorder in Sweden

Not applicable Interventional Karolinska Institutet · NCT05700539

This study is testing if internet-based therapy can help adults with ADHD feel better and improve their quality of life.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment200 (estimated)
Ages18 Years and up
SexAll
SponsorKarolinska Institutet Academic / other
Locations1 site (Uppsala)
Trial IDNCT05700539 on ClinicalTrials.gov

What this trial studies

This clinical trial investigates the effectiveness of internet-based cognitive behavioral therapy (iCBT) for adults diagnosed with attention deficit hyperactivity disorder (ADHD). The study employs a randomized controlled design, enrolling 200 participants who will be assigned to either the treatment group or a wait-list control group. The primary goals are to enhance quality of life and reduce symptoms of ADHD, anxiety, depression, and stress. Additionally, the study aims to gather qualitative feedback on the treatment experience to identify helpful and hindering aspects of iCBT.

Who should consider this trial

Good fit: Ideal candidates are adults over 18 years old, diagnosed with ADHD, and currently studying or working in Sweden.

Not a fit: Patients with severe depression, suicidal risk, or other psychiatric disorders requiring specialized care may not benefit from this study.

Why it matters

Potential benefit: If successful, this therapy could significantly improve the quality of life for adults with ADHD by reducing their symptoms and associated mental health issues.

How similar studies have performed: Previous studies have shown promising results for internet-based cognitive behavioral therapy in treating various mental health conditions, suggesting potential success for this approach in ADHD.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Over 18 years old of age.
2. Can read and write in Swedish.
3. Have access to a computer, tablet, or smartphone with an Internet connection.
4. Have previously been diagnosed with ADHD.
5. Are studying at a university or college in Sweden or working at least 50% of a full time-employment.

Exclusion Criteria:

1. Shows elevated symptoms of depression or risk of suicide, i.e., a total score on the Patient Health Questionnaire - 9 items (PHQ-9; Kroenke, K., Spitzer, R. L., \& Williams, J. B. (2001)), \> 15 points, or scores \> 2 points on question i) concerning suicidality.
2. Has started or changed their medication for any psychiatric diagnosis in the last three months.
3. Exhibits another form of psychiatric diagnosis that requires more specialized care, for example substance abuse syndrome, anorexia nervosa, bipolar disorder, psychotic symptoms, or schizophrenia, as assessed with the MINI (Sheehan et al., 1998).

Where this trial is running

Uppsala

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions ADHD
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.