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Ancient herbal blend put to the test against hay fever

NCT ID NCT06608017

Symptom relief Sponsor: Chinese University of Hong Kong Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
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
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jul 27, 2026 · Last updated Jul 28, 2026 · Updated 1 time

Summary

This trial investigates whether Yupingfeng Powder, a traditional Chinese herbal formula, can improve symptoms and quality of life in adults with allergic rhinitis (hay fever). Participants will take the herbal granules or a placebo twice daily for 8 weeks, with follow-up for another 8 weeks. The study measures changes in a standard quality-of-life questionnaire and tracks safety.

What this could mean

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

Active substance
a Chinese herbal medicine formula called Yupingfeng Powder with variation
What this could lead to
If it works, this could offer a natural alternative for managing allergic rhinitis symptoms and improving quality of life.
What could go wrong
This is a mid-stage trial with 140 participants, so results may not apply to everyone. Herbal products can vary in potency, and side effects are possible.

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 2/3

Runs two stages together: whether the treatment works, then large-scale confirmation.

Participants

About 140 people

The number the study aims to enrol. It can still change while the study runs.

Started

Mar 2025

Expected to finish

Dec 2026

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

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

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

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: * Aged 18 or above; * Subjects with deficiency of lung and spleen Qi; * At least 2 or more allergic symptoms (rhinorrhea, sneezing, nasal obstruction and nasal itching) for a cumulative period greater than 1 hour per day; * Understand Chinese; * Voluntary written consent. Exclusion Criteria: * Known chronic disease such as asthma, rhinosinusitis, nasal polyposis; * Known severe medical conditions, such as cardiovascular, liver or renal dysfunction, diabetes mellitus, cancers, cerebrovascular diseases, blood system diseases; * Concomitant steroid, nonsteroidal anti-inflammatory drugs (NSAIDs), anticoagulant, and immunotherapy within past month; * Impaired hematological profile and liver / renal function exceeds the upper limit of the reference value by 2 times ; * Known alcohol and / or drug abuse; * Known allergic history to any Chinese herbal medicines; * Known pregnant or lactating.

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Conditions

The condition(s) this trial relates to.

allergic rhinitis Rhinitis, Allergic

As listed by the trial registrant

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

Allergic rhinitis

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Hong Kong Institute of Integrative Medicine

    RECRUITING

    Shatin, Hong Kong

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