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Evaluation of effect of Withania somnifera (Ashwagandha) on mental performance tests

Effect of standardized aqueous extract of Withania somnifera on tests of cognitive and psychomotor performance in healthy human participants.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2013/04/003537
Enrollment
26
Registered
2013-04-09
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

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

Conditions

None listed

Interventions

Intervention1: Withania somnifera Capsules,: Dose : 250 mg Capsule Route of Administration:Oral Treatment Duration : 14 days Subjects were asked to take 2 capsules BD with 240 ml of water daily for 1

Sponsors

Indian Council of Medical Research
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. Participants willing to sign informed consent 2. Participants with normal healthy conditions- Normal vitals, Physical examination, Normal weight and height as per LIC chart No H/o of neuropsychological and psychiatric disorders. Participants with normal to corrected vision. Able to perform the test procedures, as per the protocol.

Exclusion criteria

Exclusion criteria: 1.H/o of psychiatric illiness, insomnia, use of any psychiatric medication. 2.H/o of drug dependence or any severe co-morbid medical conditions. 3.H/o of serious adverse reactions or hypersensitivity to any drug. 4.Donation or loss of greater than 400 ml of blood in the period 0 to 12 weeks before entry to the study. 5. Abnormality in routine lab investigations like complete blood picture, complete urine examination, liver function tests or renal function tests. 6.Participating in any drug trials/ research projects over the past 3 months. 7.Alcohol consumption 24 hrs before study day. 8.Tea/Coffee consumption or smoking 12 hrs before the study day. 9.Pregnant/breast feeding/ child bearing potential participants.

Design outcomes

Primary

MeasureTime frame
Mean percentage change in reaction time in cognitive and psychomotor tests on treatment with withania somnifera extract compared to placeboTimepoint: Baseline (Day-1) and Post Treatment(Day 15)

Secondary

MeasureTime frame
Safety and tolerability of withania somnifera extract capsulesTimepoint: Baseline (Day-1) and Post Treatment(Day 15)

Countries

India

Contacts

Public ContactDr P Usharani

Nizams Institute of Medical Sciences

ushapingali@yahoo.com9849574143

Outcome results

None listed

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