Efficacy Study of Sublingual Immunotherapy to Treat Ragweed Allergies
Public ClinicalTrials.gov record NCT00599872. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Parallel, Randomized, Double-Blind, Placebo-Controlled Trial in Adults for the Sublingual-Oral Immunotherapy (SLIT) of Allergic Rhinoconjunctivitis With or Without Asthma Caused By Ragweed Pollen
Study identification
- NCT ID
- NCT00599872
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Greer Laboratories
- Industry
- Enrollment
- 430 participants
Conditions and interventions
Conditions
Interventions
- Standardized Ragweed Allergenic Extract Biological
- Placebo Biological
Biological
Eligibility (public fields only)
- Age range
- 18 Years to 50 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 29, 2008
- Primary completion
- Oct 31, 2008
- Completion
- Nov 30, 2008
- Last update posted
- Jan 13, 2015
2008
United States locations
- U.S. sites
- 30
- U.S. states
- 15
- U.S. cities
- 26
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Sneeze, Wheeze, & Itch Associates | Normal | Illinois | 61761 | — |
| Welborn Clinic | Evansville | Indiana | 47713 | — |
| Iowa Clinical Research Corporation | Iowa City | Iowa | 52240 | — |
| University of Iowa Hospitals and Clinics | Iowa City | Iowa | 52242 | — |
| College Park Family Care Center | Overland Park | Kansas | 66210 | — |
| Kansas City Allergy and Asthma | Overland Park | Kansas | 66210 | — |
| Family Allergy and Asthma Respiratory Institute | Louisville | Kentucky | 40215 | — |
| Clinical Research Institute | Minneapolis | Minnesota | 55402 | — |
| Clinical Research of the Ozarks | Rolla | Missouri | 64501 | — |
| Midwest Clinical Research, LLC | St Louis | Missouri | 63141 | — |
| Asthma, Immunology and Allergy Association, LLC | Lincoln | Nebraska | 68505 | — |
| Midwest Allergy and Asthma Clinic, PA | Omaha | Nebraska | 68130 | — |
| Creighton University | Omaha | Nebraska | 68131 | — |
| Ocean Allergy and Respiratory Research Center | Brick | New Jersey | 08724 | — |
| Pulmonary and Allergy Associates, PA | Summit | New Jersey | 07901 | — |
| Allergy and Respiratory Center | Canton | Ohio | 44718 | — |
| Bernstein Clinical Research Center | Cincinnati | Ohio | 45231 | — |
| Cleveland Clinic | Cleveland | Ohio | 44195 | — |
| Toledo Center for Clinical Research | Sylvania | Ohio | 43560 | — |
| Oklahoma Allergy & Asthma Clinic, PC | Oklahoma City | Oklahoma | 73104 | — |
| Allergy, Asthma and Clinical Research Center | Oklahoma City | Oklahoma | 73120 | — |
| Valley Clinical Research Center | Bethlehem | Pennsylvania | 18020 | — |
| Allergy and Asthma Specialists, PC | Blue Bell | Pennsylvania | 19422 | — |
| Allegheny General Hospital | Pittsburgh | Pennsylvania | 15212 | — |
| Asthma and Allergy Research Associates | Upland | Pennsylvania | 19013 | — |
| Vanderbilt ASAP Research | Nashville | Tennessee | 08724 | — |
| Pharmaceutical Research & Consulting, Inc | Dallas | Texas | 75231 | — |
| Allergy, Asthma and Sinus Center, SC | Greenfield | Wisconsin | 53228 | — |
| University of Wisconsin | Madison | Wisconsin | 53792 | — |
| Aurora Advanced Healthcare, Inc | Milwaukee | Wisconsin | 53209 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00599872, 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 Jan 13, 2015 · 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 NCT00599872 live on ClinicalTrials.gov.