Completed PHASE2 INTERVENTIONAL 5-arm NCT01438463

PURETHAL® Mites Dose Range Finding Study in Patients With Persistent Allergic Rhinitis/Rhinoconjunctivitis

A Multi-centre, Randomized, Double-blind, Placebo-controlled, Dose Range Finding Study to Identify the Optimal Dose of PURETHAL® Mites SCIT in Patients With House Dust Mites-induced Persistent Allergic Rhinitis/Rhinoconjunctivitis

Sponsor: HAL Allergy

Conditions Allergic Rhinitis Allergic Rhinoconjunctivitis

Interventions PURETHAL Mites 100,000 AU/ml PURETHAL Mites 20,000 AU/ml PURETHAL Mites 50,000 AU/ml PURETHAL Mites 6,667 AU/ml Placebo

Updated 6 times since 2017 Last updated: May 28, 2013 Started: Sep 30, 2011 Primary completion: May 31, 2013 Completion: May 31, 2013

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT01438463, this PHASE2 trial focuses on Allergic Rhinitis and Allergic Rhinoconjunctivitis and remains completed. Sponsored by HAL Allergy, it has been updated 6 times since 2011, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

Change History

6 versions recorded

Sep 2025 — Present [monthly]

Completed PHASE2
Sep 2024 — Sep 2025 [monthly]

Completed PHASE2
Jul 2024 — Sep 2024 [monthly]

Completed PHASE2
Jan 2021 — Jul 2024 [monthly]

Completed PHASE2
Jun 2018 — Jan 2021 [monthly]

Completed PHASE2

▶ Show 1 earlier version

Jan 2017 — Jun 2018 [monthly]

Completed PHASE2

First recorded

Sep 2011

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

HAL Allergy

Data source: HAL Allergy

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

Almere Stad, Netherlands , Arnhem, Netherlands , Barcelona, Spain , Berlin, Germany , Bonn, Germany , Chemnitz, Germany , Dordrecht, Netherlands , Dortmund, Germany , Duisburg, Germany , Düren, Germany and 20 more locations