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Can a Valerian-Hop pill boost your brain after a bad Night's sleep?

NCT ID NCT05684523

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested whether a herbal supplement called Redormin 500 (made from valerian and hop extracts) can help people with occasional sleep problems think more clearly during the day and feel better overall. Forty healthy adults with mild sleep issues took either the supplement or a placebo for three weeks. The main goal was to see if the study methods worked, not to prove the supplement's effectiveness.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
Valerian-hop extract (Redormin 500)
What this could lead to
If it works, this could point toward a natural option to help with daytime thinking and well-being for people who occasionally have trouble sleeping.
What could go wrong
This is a small, early feasibility study with only 40 people, so results may not apply broadly. The herbal extract may not improve cognition more than a placebo.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Phase 4

Runs after approval, following long-term safety and how well the treatment works in everyday use.

Participants

40 people

The number who actually took part.

Started

Mar 2023

Finished

Dec 2023

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 65 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Healthy * Male or female * Age: 18-65 years old * Occasional sleep problems (in average 1-2 nights per week, PSQI-score \>5) with accompanying subjective cognitive problems (in average at least on one day per week) in the last month * Fluent in German * Able and willing to give written informed consent and comply with the requirements of the study protocol Exclusion Criteria: * DSM-V diagnosis of insomnia * History of neurologic disorder * Current psychiatric disorder * Presence of moderately severe or severe depressive disorder (PHQ-9 ≥ 15) * Current chronic intake of prescription drugs with psychotropic effects * Current intake of OTC drugs for sleep or mood problems * Presence of pain condition * Diabetes mellitus * Coronary Heart Disease

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Research Platform MCN University of Basel

    Basel, Canton of Basel-City, 4055, Switzerland

More trials for these conditions

Other studies related to the condition(s) this trial covers.