NCT07443800

Comorbidity Between Attention Deficit Hyperactivity Disorder and Fibromyalgia

Comorbidity Between Attention Deficit Hyperactivity Disorder (ADHD) and Fibromyalgia: Cross-prevalence in Patients Treated for ADHD Who Are naïve to Methylphenidate, ADHD Treated With Methylphenidate, or Fibromyalgia, and Associated Metabolomic Factors

• Status: Not Yet Recruiting
• Phase: N/A
• Study type: Interventional
• Enrollment: 100 (estimated)
• Sponsor: University Hospital, Tours · Academic / Other
• Sex: All
• Age: 18 Years – 100 Years
• Healthy volunteers: Not accepted

Summary

The overall objective of the research project presented here is to assess the prevalence of fibromyalgia in patients being treated for ADHD, the prevalence of ADHD in patients being treated for fibromyalgia, and the neurobiological correlates of ADHD-fibromyalgia comorbidity.

Conditions

• Attention Deficit Disorder With or Without Hyperactivity

Interventions

Type	Name	Description
OTHER	Samples, questionnaires, assessment of pain and sensitivity to pain	Blood and urine samples including metabolomic analyses. Completing self-assessment questionnaires. Assessment of sensitivity to mechanical pain (by using the Von Frey monofilament test)

Timeline

• Start date: 2026-04-01
• Primary completion: 2026-04-01
• Completion: 2026-04-01
• First posted: 2026-03-02
• Last updated: 2026-03-02