๐Ÿ›๏ธ Verified NIH Record โ€ข Updated 2026-08-10

The Use of Transcranial Direct Current Stimulation (tDCS) in Adults With Developmental Disabilities (NCT04732052)

The Use of Transcranial Direct Current Stimulation (tDCS) to Reduce Impulsivity and Aggression in Adults With Developmental Disabilities: The tDCS-RIADD Randomized Controlled Trial Protocol

๐ŸŸข Recruiting Observational / Diagnostic โš™๏ธ Medical Device Protocol Sponsor: Dr. Najat Khalifa

๐Ÿฉบ Plain-English Summary (8th-Grade Level)

Aggressive behaviours are highly prevalent among people with developmental disabilities, both in community and inpatient or residential settings, with adverse consequences for the individuals involved and others. Some predictive factors, particularly impulsivity, are dynamic with neurobiological underpinnings, and as such amenable to change or neuromodulation using non-invasive brain stimulation techniques. With this in mind, we designed an experimental protocol to determine the efficacy of transcranial Direct Current Stimulation (tDCS) as a non-invasive brain stimulation technique to reduce impulsivity and aggression associated with developmental disability.

Who can join: Review the eligibility criteria below.

Location: Providence Care Hospital โ€” Kingston, Ontario

Age range: 18 Years to 65 Years

๐Ÿงช Interventions in This Study

๐Ÿ“‹ "Do I Qualify?" โ€” 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria โ†—

๐Ÿ“ All Participating Trial Locations (1 Sites)

  • Providence Care Hospital โ€” Kingston, Ontario

๐Ÿ“ž Contact the Study Coordinator

Phone: (613) 544-4900

Email: nrk2@queensu.ca

Coordinator details come directly from the registered NIH protocol. Confirm the study is still recruiting before traveling.

๐Ÿ’ฐ Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA ยง 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

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๐Ÿ’ก How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Contact the study coordinator using the phone/email above.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
๐Ÿ›๏ธ View Official NIH Record โ†—