Pharmacological examination of placebo effect in the brain

Pharmacological examination of placebo effect in the brain - Pharmacological examination of placebo effect in the brain

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000033732

Enrollment

Registered

2018-09-01

Start date

2018-10-01

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

functional gastrointestinal disorders

Interventions

gastrointestinal distention gastrointestinal distention and placebo

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 70 patients with functional gastrointestinal disorders diagnosed by ROME III criteria and 70 healthy controls

Exclusion criteria

Exclusion criteria: Surgical history Allergy (food, drug) Medical treatment in progress During pregnancy and breast-feeding With embedded metal Phobia such as confinement, dark place, tip BMI is outside the normal range (18.5 to 25)

Design outcomes

Primary

Measure	Time frame
The role of dopaminergic in placebo effect in functional gastrointestinal disorders and controls.	—

Countries

Japan

Contacts

Public ContactMichiko Kano

Frontier Research Institute for Interdisciplinary Science Creative interdisciplinary research division

mkano@med.tohoku.ac.jp+81(0)22-717-8218

Outcome results

None listed

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