5-HTP and Creatine for Depression R33 Phase
This study is comparing Low Dose 5-hydroxytryptophan with placebo for people with depression. Participants receive Low Dose 5-hydroxytryptophan or placebo and complete study visits and assessments.

Public study records, presented in a clearer and more patient-friendly format for mental health research discovery.
This study is comparing Low Dose 5-hydroxytryptophan with placebo for people with depression. Participants receive Low Dose 5-hydroxytryptophan or placebo and complete study visits and assessments.
This study is comparing Citalopram with placebo for people with Emotional Processing, Cognition, or depression. Participants receive Citalopram or placebo and complete study visits and assessments.
This study is looking at whether a digital support tool can help people with Hiv, Depression, or Anxiety. Participants take part in a digital support tool and complete follow-up assessments.
This study is looking at whether MSP-2020 can help people with Incomplete Response - depression. Participants receive a study treatment and complete follow-up visits and assessments.
This study is looking at whether cognitive behavioural therapy can help people with Perinatal Depression. Participants take part in the therapy or support program and complete follow-up questionnaires or assessments.
This study is looking at whether questionnaires and follow-up can help people with depression. Participants receive a study treatment and complete follow-up visits and assessments.
This study is looking at whether cognitive behavioural therapy can help people with Persistent depression or Treatment-resistant Depression. Participants receive a study treatment and complete follow-up visits and assessments.
This study is looking at whether Deprexis can help people with Depression. Participants take part in the therapy or support program and complete follow-up questionnaires or assessments.
This study is looking at whether a digital support tool can help people with Executive Dysfunction, Depression, or Stroke. Participants take part in a digital support tool and complete follow-up assessments.
This study is looking at whether a digital support tool can help people with Anxiety, Depression - depression, depression, or Stress, Psychologic. Participants receive a study treatment and complete follow-up visits and assessments.
This study is looking at whether Ketamine-assisted psychotherapy can help people with Depression. Participants take part in Ketamine-assisted psychotherapy and complete follow-up assessments.
This observational study is following people with Postpartum Depression to understand outcomes over time. Participants mainly provide questionnaire, assessment, or follow-up information rather than receiving a new study treatment.
This study is looking at whether A metacognitive group therapy of depression and anxiety in youth with autism can help people with anxiety or depression. Participants take part in A metacognitive group therapy of depression and anxiety in youth with autism and complete follow-up assessments.
This observational study is following people with Postpartum Depression to understand outcomes over time. Participants are followed over time so researchers can learn from clinical and follow-up information.
This observational study is following people with Anxiety and Depression to understand outcomes over time. Participants are followed over time so researchers can learn from clinical and follow-up information.
This observational study is following people with depression, anxiety, or psychosis to understand outcomes over time. Participants are followed over time so researchers can learn from clinical and follow-up information.
This study is looking at whether a digital support tool can help people with Depression. Participants take part in a digital support tool and complete follow-up assessments.
This study is looking at care and outcomes for people with Depression and CVD. Taking part may give some people access to psychoeducation, but direct benefit is not guaranteed.
This study is comparing Zelquistinel with placebo for people with depression. Participants receive Zelquistinel or placebo and complete study visits and assessments.
This study is looking at whether GM-2505 can help people with depression. Participants receive a study treatment and complete follow-up visits and assessments.
This study is looking at whether questionnaires and follow-up can help people with moderate depression or Depression Mild. Participants take part in the program and complete follow-up questionnaires or assessments.
This study is looking at whether questionnaires and follow-up can help people with Depression, Anxiety. Participants take part in the program and complete follow-up questionnaires or assessments.
This study is looking at whether psychoeducation can help people with Subthreshold Depression. Participants take part in psychoeducation and complete follow-up assessments.
This study is looking at whether a digital support tool can help people with Depression, Pain, or Cognitive Impairment. Participants take part in a digital support tool and complete follow-up assessments.
This observational study is following people with Postnatal Depression to understand outcomes over time. Participants are followed over time so researchers can learn from clinical and follow-up information.