Placebo (the database only from placebo groups will be used for the current study)

2 trials

Sponsors

Department of Pharmacoepidemiology, Graduate School of Medicine and Public Health, Kyoto University

Conditions

InsomniaPrimary insomnia

Unknown Phase

Study to evaluate what patients basline factors affect placebo effect in patients with insomnia

Active, not recruitingJPRN-UMIN000003777

Department of Pharmacoepidemiology, Graduate School of Medicine and Public Health, Kyoto UniversityInsomnia

Start: 2010-02-01Target: 380Updated: 2026-06-29

Does late morning wake-up affect sleep in the following night in patients with primary insomnia?

Active, not recruitingJPRN-UMIN000006012

Department of Pharmacoepidemiology, Graduate School of Medicine and Public Health, Kyoto UniversityPrimary insomnia

Start: 2011-07-01Target: 380Updated: 2026-06-29