Detectability of changes in dopamine D2 receptor binding measured with dual-bolus injections of [11C]raclopride

Detectability of changes in dopamine D2 receptor binding measured with dual-bolus injections of [11C]raclopride - Detectability of changes in dopamine D2 receptor binding by dual-bolus injections

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000013753

Enrollment

Registered

2014-05-01

Start date

2014-05-01

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 male adults

Interventions

Intravenous injection of [11C]raclopride for positron emission tomography

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: Healthy male subjects who have the ability to provide informed consent

Exclusion criteria

Exclusion criteria: -Psychiatric disorders -Serious medical illness -Within 6 months after the last scan involving radiation exposure

Design outcomes

Primary

Measure	Time frame
Changes in binding potential of dopamine D2 receptors due to neuropsychological tasks	—

Countries

Japan

Contacts

Public ContactYoko Ikoma

National Institute of Radiological Sciences Molecular Imaging Center

ikoma@nirs.go.jp043-382-3700

Outcome results

None listed

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