CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 119 enrolled
Drug / intervention
PQ Grass +2 morebiological
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04687059
NCT04687059Phase 3Completed

A Randomised, Double-blind, Placebo-controlled Exploratory Study to Explore the Efficacy and Safety of PQ Grass 27600 SU in Subjects With Seasonal Allergic Rhinitis and/or Rhinoconjunctivitis Induced by Grass Pollen Exposure

Allergy Therapeutics·interventional·Posted Dec 29, 2020·Updated Apr 29, 2026

In Brief

A Phase 3 clinical trial evaluating PQ Grass, Active Placebo, and 1 other intervention for Rhinitis, Allergic, Seasonal. Completed, enrolled 119 participants across 14 sites in 2 countries.

Detailed Summary

PQGrass309 is aimed at exploring the expected average treatment effect of PQ Grass 27600 SU cumulative dose on symptom and medication score in a field setting. The study will enrol adult subjects with seasonal allergic rhinitis and/or rhinoconjunctivitis (SAR) induced by grass pollen exposure.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesGermany, United States
Collaborators--

Timeline

Phase 3CompletedFinished
202120222023202420252026
First PostedDec 29, 2020
Enrollment StartOct 19, 2020
Primary CompletionAug 18, 2021
Study CompletionOct 28, 2021
TodayJul 2, 2026
Enrollment to primary: 10 monthsPosted 5.5 years ago

Interventions

PQ Grassbiological

Suspension for injection

Active Placebodrug

Suspension for injection

Standard Placebodrug

Solution for injection