# An Exploratory Study of PQ Grass 27600 SU

> **NCT04687059** · PHASE2,PHASE3 · COMPLETED · sponsor: **Allergy Therapeutics** · enrollment: 119 (actual)

## Conditions studied

- Rhinitis, Allergic, Seasonal

## Interventions

- **BIOLOGICAL:** PQ Grass
- **DRUG:** Active Placebo
- **DRUG:** Standard Placebo

## Key facts

- **NCT ID:** NCT04687059
- **Lead sponsor:** Allergy Therapeutics
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2,PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-10-19
- **Primary completion:** 2021-08-18
- **Final completion:** 2021-10-28
- **Target enrollment:** 119 (ACTUAL)
- **Last updated:** 2026-04-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04687059

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04687059, "An Exploratory Study of PQ Grass 27600 SU". Retrieved via AI Analytics 2026-06-14 from https://api.ai-analytics.org/clinical/NCT04687059. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*