Testing new brain stimulation methods to consolidate memories

Effects of Offline Gamma Transcranial Alternating Current Stimulation (tACS) over the Left Prefrontal and Posterior Parietal Cortices on Episodic Memory - Effects of Offline Gamma Transcranial Alternating Current Stimulation (tACS) over the Left Prefrontal and Posterior Parietal Cortices on Episodic Memory

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000058365

Enrollment

Registered

2025-07-05

Start date

2025-07-07

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

healthy adult

Interventions

Intervention time: 15 minutes Quantity: 2.0 mA, 40 Hz Number of times: 1 time Site: left-PFC, left-PPC(dual-site) Intervention time: 15 minutes Quantity: 1.0 mA, 40 Hz Number of times: 1 time Si

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Native speakers of Japanese, non-smokers, and right-handed individuals. Individuals with normal or corrected vision and no history of neurological trauma or mental disorders.

Exclusion criteria

Exclusion criteria: Individuals with a history of head trauma, metal implants in the head, chronic or acute skin diseases, epileptic seizures, or use of psychotropic drugs. Individuals with depressive tendencies.

Design outcomes

Primary

Measure	Time frame
d-prime	—

Secondary

Measure	Time frame
hit ratio, false alarm ratio	—

Countries

Japan

Contacts

Public ContactTOMONORI NOMURA

Niigata University of Health and Welfare Department of Occupational Therapy, Faculty of Rehabilitation

nomura@nuhw.ac.jp0252574554

Outcome results

None listed

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