Understanding of neural representations of mental images

Understanding of neural representations of mental images - Understanding of neural representations of mental images

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000042386

Enrollment

Registered

2020-11-09

Start date

2020-12-08

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Nothing

Interventions

Orexin receptor antagonist 20mg

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Subject who has provided written consent to participate in this study. 2. Subject who has difficulty falling asleep repeatedly and is interviewed by doctors and pharmacists.

Exclusion criteria

Exclusion criteria: 1. Subject with contraindications to MRI 2. Pregnant or suspected of being pregnant. 3. Claustrophobia 4. Subject who suffer from sleep disorders 5. Subject has had symptoms associated with an abnormal sensitivity to components of orexin receptor antagonist 6. Subject who is prescribed CYP3A inhibitory drugs.

Design outcomes

Primary

Measure	Time frame
Prediction performance of decoding models using fMRI signals	—

Countries

Japan

Contacts

Public ContactYukiyasu Kamitani

Graduate school of informatics, Kyoto university Department of intelligence science and technology

kamitani@i.kyoto-u.ac.jp0757539133

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026