# Efficacy and Safety of Grass-SPIRE Registration Study

> **NCT02795273** · PHASE2,PHASE3 · WITHDRAWN · sponsor: **Circassia Limited**

## Conditions studied

- Rhinitis
- Conjunctivitis

## Interventions

- **DRUG:** Grass-SPIRE
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT02795273
- **Lead sponsor:** Circassia Limited
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2,PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2016-05
- **Primary completion:** 2018-10
- **Final completion:** —
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Decision made to stop study following availability of results from another study
- **Last updated:** 2016-06-23


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02795273

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02795273, "Efficacy and Safety of Grass-SPIRE Registration Study". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT02795273. Licensed CC0.

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