Phase 4 ADHD Trial, Recruiting

Written by an AI model from ClinicalTrials.gov eligibility criteria and checked on a sample basis. Please confirm against the original criteria.

Who might be able to join this trial:

• You are between 18 and 60 years old (inclusive)
• You are able to read and sign a consent form agreeing to take part
• You are of any gender
• You have been officially diagnosed with ADHD (specifically the inattentive or combined type), confirmed through a structured clinical interview
• If you are not currently taking ADHD medication, your ADHD symptom score on a standard rating scale must reach a certain level at screening; if you were recently on ADHD medication, a slightly lower score is acceptable (confirm with trial site)
• You have a diagnosis of dysthymia (persistent low mood) or an anxiety disorder that is currently in remission and has been stable on the same psychiatric medication for at least three weeks — and you must keep that medication the same throughout the study
• You have not used any stimulant medication in the past 2 months
• You use marijuana occasionally (fewer than 3 times per week) during the screening period only — once enrolled, you must agree not to use marijuana for the rest of the study
• You do not use any illegal substances at screening or during the study

Who may not be able to join:

• You have a known allergy or sensitivity to methylphenidate (the study drug) or any of its ingredients
• You are currently taking or have taken a type of antidepressant called an MAOI (monoamine oxidase inhibitor) within the past 14 days
• You have ever been diagnosed with bipolar disorder, a psychotic disorder, autism, or an intellectual disability
• You have had active thoughts of suicide in the past year, or have made a suicide attempt in the past 2 years
• You have a history of severe dependence on any drug (as assessed by a standard psychiatric interview)
• You have used substances (other than occasional marijuana use as described above) within the past 6 months
• You are currently taking any prescribed benzodiazepine (a type of anti-anxiety or sleep medication)
• You have any unstable medical or neurological condition, or a significant heart or nervous system condition
• You are currently taking certain psychiatric medications including mood stabilizers, antipsychotics, or hallucinogens (note: stable doses of antidepressants or anti-anxiety medications may be allowed — confirm with trial site)
• You have previously tried methylphenidate and it did not work for you
• You have a history of an allergic reaction to methylphenidate
• You are a woman who is pregnant, breastfeeding, planning to become pregnant, or a man planning to father a child during the study or within one month after the study ends
• The study doctor may exclude you based on their clinical judgment (confirm with trial site)

Important: Always verify eligibility with the trial site directly before applying.