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A Study of huMAb OX40L in the Prevention of Allergen-Induced Airway Obstruction in Adults With Mild Allergic Asthma

Phase 2
Completed
Conditions
Asthma
Interventions
Drug: placebo
Registration Number
NCT00983658
Lead Sponsor
Genentech, Inc.
Brief Summary

This Phase II, double-blind, placebo-controlled, randomized, parallel-group study is designed to evaluate the efficacy, safety, and tolerability of huMAb OX40L administered to patients by IV infusion for the treatment of allergen-induced asthma.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
29
Inclusion Criteria
  • Weight between 50 and 125 kg
  • Mild, stable allergic asthma
  • History of episodic wheeze and shortness of breath
  • FEV1 at baseline ≥ 70% of the predicted value
  • For women of childbearing potential, agreement to use an effective means of contraception while enrolled in the study
  • For men with partners of childbearing potential, willingness to use condoms with spermicide during treatment
  • Ability to comprehend and follow all required study procedures
  • Positive skin prick test to common aeroallergens (e.g., cat, dust, mite, grass, and pollen)
  • Positive allergen-induced early and late airway bronchoconstriction
Exclusion Criteria
  • A worsening of asthma or a respiratory tract infection within 6 weeks preceding study entry
  • Acute infection (including viral infection) within the 6 weeks preceding dosing (8 weeks for respiratory infections) or any ongoing chronic infection
  • History of recurrent bacterial infection as an adult or history or presence of any chronic infectious condition, including (but not limited to), tuberculosis, parasitic infection, etc.
  • Lung disease other than mild allergic asthma
  • History of heart, lung, kidney, liver, neurologic or chronic infectious disease
  • Concomitant disease or condition, which could interfere with the conduct of the study, including, but not limited to, cancer, alcoholism, drug dependency or abuse, or psychiatric disease
  • History of serious adverse reaction or hypersensitivity to any drug
  • Pregnancy or lactation or positive serum pregnancy test at screening
  • Chronic use of any other medication for treatment of allergic lung disease other than short-acting β2-agonists or ipratropium bromide
  • Current (or history of) treatment with a monoclonal antibody or chimeric biomolecule within the past 5 months (5 half-lives of the drug), including omalizumab
  • Regular use of tobacco products of any kind or within the previous 6 months, or smoking history > 10 pack-years

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Placeboplacebo-
huMAb OX40LhuMAb OX40L-
Primary Outcome Measures
NameTimeMethod
The primary outcome measure is the late asthmatic response (LAR) in patients treated with huMAb OX40L versus placebo16 weeks after the first dose
Secondary Outcome Measures
NameTimeMethod
LAR after the allergen challenge in patients treated with huMAb OX40L versus placeboApproximately Day 56 prior to third dose
Change in methacholine challenge response relative to the pre-allergen challenge PC2024 hours after each allergen challenge
Early asthmatic response (EAR) in patients treated with huMAb OX40L versus placeboBetween 0 and 2 hours after each allergen challenge
Incidence and nature of treatment-emergent adverse eventsThrough study completion or early study discontinuation
Incidence and nature of infusion reactionsThrough study completion or early study discontinuation
Incidence of infectious complicationsThrough study completion or early study discontinuation
Incidence, nature, relatedness, and severity of adverse eventsThrough study completion or early study discontinuation
Clinically significant changes in vital signs, electrocardiograms, FEV1, and safety laboratory measuresThrough study completion or early study discontinuation
Incidence of anti-therapeutic antibodiesThrough study completion or early study discontinuation
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