Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Phase 3 Interventional

Efficacy and Safety/Tolerability of Ragweed MATA MPL

ClinicalTrials.gov ID: NCT00423787

Public ClinicalTrials.gov record NCT00423787. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jun 26, 2026, 5:44 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Efficacy and Safety/Tolerability of Ragweed MATA MPL, a Randomized, Placebo-Controlled, Double-Blind Study

Study identification

NCT ID
NCT00423787
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Allergy Therapeutics
Industry
Enrollment
993 participants

Conditions and interventions

Interventions

  • Ragweed MATA MPL Biological

Biological

Eligibility (public fields only)

Age range
18 Years to 59 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Feb 28, 2007
Primary completion
Oct 31, 2007
Completion
Feb 29, 2008
Last update posted
Jun 16, 2010

2007 – 2008

United States locations

U.S. sites
59
U.S. states
21
U.S. cities
50
Facility City State ZIP Site status
The Centre for Allergy, Asthma & Immunology Waterbury Connecticut 06708
Allergy & Asthma Consultants Atlanta Georgia 30342
Clinical Research Atlanta Atlanta Georgia 30342
DataQuest Medical Research Conyers Georgia 30013
Northeast Georgia Research Center LLC Gainesville Georgia 30501
Allergy and Consultants, PC Lilburn Georgia 30047
Clinical Research Atlanta Stockbridge Georgia 30281
University Consultants in Allergy/Immunlogy Chicago Illinois 60612
Sneeze, Wheeze and Itch Associates, LLC Normal Illinois 61761
Iowa Clinical Research Corporation Iowa City Iowa 52244
Kansas City Allergy & Asthma Overland Kansas 66210
Allergy & Arthritis Treatment Centre Gardner Massachusetts 01440
Respiratory Medical Research Institute of Michigan Ypsilanti Michigan 48197
Clinical Research Institute Minneapolis Minnesota 55402
Clinical Research Institute/West Health Building Plymouth Minnesota 55441
The Clinical Research Center, LLC St Louis Missouri 63141
Midwest Allergy and Asthma Clinic Omaha Nebraska 68130
Creighton University Medical Center Division of Allergy, Asthma and Immunology Omaha Nebraska 68131
The Asthma and Allergy Centre Papillion Nebraska 68046
Atlantic Research Center LLC Ocean City New Jersey 07712
Princeton Center for Clinical Research Skillman New Jersey 08558
Pulmonary & Allergy Associates, P.A. Summit New Jersey 07901
The Medical Center at Teaneck Teaneck New Jersey 07666
AAIR Research Center Rochester New York 14618
Ira Finegold, M.D. White Plains New York 10606
Regional Allergy & Asthma Consultants Asheville North Carolina 28801
North Carolina Clinical Research Raleigh North Carolina 27607
Wake Research Associates Raleigh North Carolina 27612
Allergy & Asthma Care Centre Fargo North Dakota 58103
Allergy & Respiratory Center Canton Ohio 44718
Toledo Center for Clinical Research Sylvania Ohio 43560
Dr. Jeffrey Rosch Office and Research Centre Altoona Pennsylvania 16601
Valley Clinical Research Centre Easton Pennsylvania 18045
Allergy and Asthma Research of New Jersey Inc. Philadelphia Pennsylvania 19115
Allergy and Clinical Immunology Associates Pittsburgh Pennsylvania 15241
Asthma and Allergy Associates Upland Pennsylvania 19013
Tricities Medical Research Bristol Tennessee 37620
The Asthma Institute, PLLC Chattanooga Tennessee 37421
The Allergy, Asthma & Sinus Centre PA Knoxville Tennessee 37909
Clinical Research Associates, Inc Nashville Tennessee 37203
Allergy & Asthma Associates Research Department Austin Texas 78731
Lovelace Scientific Resources Allergy and Asthma Centre of Austin Austin Texas 78759
AARA Research Centre Dallas Texas 75231
North Texas Institute for Clinical Trials Fort Worth Texas 76132
Allergy & Asthma Associates Houston Texas 77054
Biogenics Research Institute San Antonio Texas 78229
Diagnostic Research Group San Antonio Texas 78229
Sylvana Research Associates San Antonio Texas 78229
Allergy & Asthma Care of Waco Waco Texas 76708
Allergy Asthma Research Institute Waco Texas 76712
Timber Lane Allergy & Asthma Research South Burlington Vermont 05403
Commonwealth Clinic Research Specialists Inc. Richmond Virginia 23226
National Clinical Research Richmond Virginia 23294
Allergy, Asthma & Sinus Centre, S.C. Greenfield Wisconsin 53228
Dean Foundation Medical Research Madison Wisconsin 53715
University of Wisconsin, Madison, School of Medicine and Public Health Madison Wisconsin 53792
Centre For Clinical Trials Menomonee Falls Wisconsin 53051
Advanced Healthcare SC Milwaukee Wisconsin 53209
Allergic Diseases SC West Allis Wisconsin 53227

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 17 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00423787, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jun 16, 2010 · Synced Jun 26, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00423787 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →