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Quantifying placebo effect on psychomotor and cognitive functions in adult healthy human volunteers: an open-label, assessor-blind, cross-over randomized control study

Quantifying placebo effect on psychomotor and cognitive functions in adult healthy human volunteers

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2020/10/028474
Enrollment
54
Registered
2020-10-20
Start date
Unknown
Completion date
Unknown
Last updated
2024-05-27

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

Conditions

None listed

Interventions

Intervention1: Placebo: Participants will be told that it is an stimulant. Placebo softgel capsules Intervention2: Placebo: Participants will be told placebo is an stimulant. Placebo softgel capsule (

Sponsors

Archana
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Healthy Participants of either gender with age 20-45 years Education qualification of at least graduation Participants free from any disease requiring treatment Participants willing to give informed consent

Exclusion criteria

Exclusion criteria: Participants taken any medicine in the last 7 days History of clinical anxiety, depressive state or any other psychiatric illness History of visual or auditory impairment Pregnant and lactating women Inability to understand the given instructions Substance abuse disorders including excessive intake of alcohol, tobacco (more than 10 cigarettes / day), coffee, tea or drinks containing caffeine (equivalent to more than 4 cups per day)

Design outcomes

Primary

MeasureTime frame
To evaluate the effect of single dose placebo, on psychomotor function in healthy human volunteers when compared with no-treatment groupTimepoint: Day 4,5,6

Secondary

MeasureTime frame
1. To evaluate the effect of single dose placebo, on memory of healthy human volunteers when compared with no-treatment group.Timepoint: Day 4,5,6;2. To evaluate the effect of single dose placebo, on executive function of healthy human volunteers when compared with no-treatment groupTimepoint: Day 4,5,6

Countries

India

Contacts

Public ContactDr KH Reeta

AIIMS

reetakh@gmail.com9711204141

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026