What this phase means
Phase 4: the treatment is already approved. This study asks new questions — longer-term effects, other diseases, or how it compares in everyday care.
Phase labels are FDA/ICH categories applied to the registry Phase field. They are not a finding that this study succeeded.
What the registry says happens
If you join, the listed intervention(s) are Methylphenidate hydrochloride extended-release capsules. The registry lists allocation as na. This study is evaluating the safety and effectiveness of Foquest (multilayer-release methylphenidate), a once-daily extended-release medication for attention-deficit/hyperactivity disorder (ADHD), in adults aged 65 years and older.
They plan to enroll about 36 people at Ottawa. Taking part typically means taking a study drug (or dummy pill) plus check-ins.
Official title (unrewritten)
Evaluation of Foquest® (Multilayer-Release Methylphenidate) in Adults ≥ 65 Years With ADHD: An Open-Label, Investigator-Initiated Trial
Interventions: Methylphenidate hydrochloride extended-release capsules
Primary outcome (registry wording): Mean Change in Adult ADHD Investigator Symptom Rating Scale (AISRS) Total Score