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Completed Phase 1 Interventional

A Single Ascending Dose Study of R1671 in Patients With Mild Intermittent Asymptomatic Asthma.

ClinicalTrials.gov ID: NCT00517816

Public ClinicalTrials.gov record NCT00517816. 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 Jul 23, 2026, 7:03 PM EDT

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

Official title

A Randomized, Double-blind, Single Ascending Dose Study to Investigate the Safety, Tolerability, Pharmacokinetics and Effect on Pharmacodynamic Biomarkers of an Intravenous Infusion of R1671 in Patients With Mild, Intermittent Asymptomatic Asthma

Study identification

NCT ID
NCT00517816
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Hoffmann-La Roche
Industry
Enrollment
43 participants

Conditions and interventions

Conditions

Interventions

  • RG1671 Drug

Drug

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
Sep 30, 2007
Primary completion
Jun 30, 2009
Completion
Jun 30, 2009
Last update posted
Nov 1, 2016

2007 – 2009

United States locations

U.S. sites
8
U.S. states
8
U.S. cities
8
Facility City State ZIP Site status
Not listed Little Rock Arkansas 72204
Not listed North Hollywood California 91606
Not listed Port Orange Florida 32127
Not listed Normal Illinois 61761
Not listed Madisonville Kentucky 42431
Not listed North Dartmouth Massachusetts 02747
Not listed Morrisville North Carolina 27560
Not listed San Antonio Texas 78209

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 NCT00517816, 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 Nov 1, 2016 · Synced Jul 23, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00517816 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →