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New shot aims to tame tough seasonal allergies

NCT ID NCT07291284

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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests an experimental injection called LP-003 in 546 adults with moderate to severe seasonal allergic rhinitis (hay fever) that standard medications don't manage well. Participants receive either the drug or a placebo, and report their nasal symptoms daily. The goal is to see if LP-003 safely reduces symptoms like sneezing, stuffiness, and runny nose during peak pollen season.

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 3

Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.

Participants

546 people

The number who actually took part.

Started

Aug 2024

Expected to finish

Dec 2026

An estimate. End dates often move.

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

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: * Male or female, aged 18 to 65 years * Subjects with SAR for at least 2 years * At least one serum-specific IgE test for an allergen associated with the onset of allergic rhinitis during the current season or the same period * Subjects who did not achieve satisfactory efficacy from Standard-of-Care prior to screening * Subjects who experienced nasal symptoms for ≥ 2 days, or nasal and ocular symptoms for ≥ 1 day; with rTNSS ≥ 1 prior to randomization Exclusion Criteria: * Combined with non-allergic rhinitis, such as drug-induced rhinitis, vasomotor rhinitis, non-allergic rhinitis with eosinophilia syndrome, a history of acute or chronic sinusitis * Subjects with perennial allergic rhinitis (PAR) * Underwent any nasal or sinus surgery within 1 year prior to screening * Presence of glaucoma, cataract, ocular herpes simplex, infectious conjunctivitis, or other ocular infections * Clinically significant conditions upon the judgement of investigator * Subjects with concomitant asthma who, upon the judgement of investigator, require inhaled corticosteroid treatment during the study * The laboratory results at screening: a) white blood cell (WBC) \< 2.5×10\^9/L; b) aspartate aminotransferase (AST) or alanine aminotransferase (ALT) \> 2.0 ×upper limit of normal (ULN) or total bilirubin \> 1.5 ×ULN; c) Serum creatinine (Cr) \> 1.5 × ULN * Received treatment with similar drugs (e.g., Omalizumab) or used LP-003 Injection within 6 months prior to screening * Received systemic glucocorticoids within 4 weeks prior to screening * Received intranasal glucocorticoids, mast cell membrane stabilizers, tricyclic antidepressants, leukotriene receptor antagonists, or antihistamine medications within 1 week prior to randomization * Received traditional Chinese medicine treatment for allergic rhinitis within the 7 days prior to randomization * Received allergen immunotherapy within 6 months prior to screening (for those who have not completed the therapy), or within 3 years prior to screening (for those who have completed the therapy) * Subjects for whom exposure to allergens in the home or work environment are expected to undergo significant changes during the trial, as assessed by the investigator, which may interfere with the evaluation of efficacy * Subjects planning to travel outside their area of residence during the trial to an area without pathogenic pollen, for either 2 consecutive days or a total duration exceeding three days

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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

  • Beijing Shijitan Hospital, Capital Medical University (the formerly Beijing Railway General Hospital)

    Beijing, China

More trials for these conditions

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