Public study records, presented in a clearer and more patient-friendly format for mental health research discovery.
This study is comparing Tolcapone with placebo for people with Addiction or Attention Deficit Hyperactivity Disorder. Participants receive Tolcapone or placebo and complete study visits and assessments.
In Aurora
This summary needs review. Please check the official study record and contact the research team for details.
In IstanbulThis summary needs review. Please check the official study record and contact the research team for details.
In BergenThis summary needs review. Please check the official study record and contact the research team for details.
In London
This study exists to understand how a digital app or remote support tool holds up over time after the earliest research stage. Researchers are trying to understand whether a digital app or remote support tool can improve attention, thinking, or day-to-day functioning.
In BeijingThis study exists to compare options and see whether a medication treatment offers something meaningfully different. Researchers are trying to understand whether a medication treatment can improve attention, thinking, or day-to-day functioning.
Location not clearly listedThis summary needs review. Please check the official study record and contact the research team for details.
Location not clearly listedThis summary needs review. Please check the official study record and contact the research team for details.
In BeijingThis summary needs review. Please check the official study record and contact the research team for details.
In CambridgeThis study exists to compare options and see whether a medication treatment offers something meaningfully different. Researchers are trying to understand whether a medication treatment can improve attention, thinking, or day-to-day functioning.
Multiple locations, including Little RockThis summary needs review. Please check the official study record and contact the research team for details.
In Cambridge
This summary needs review. Please check the official study record and contact the research team for details.
Multiple locations, including IndianapolisHopeStage gathers information about mental health clinical trials from the public registries we currently index. We are progressively improving registry coverage, but this does not mean that every study in the world is already included.