Effect of KB003 in Subjects With Asthma Inadequately Controlled by Corticosteroids (KB003-04)
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ClinicalTrials.gov Identifier: NCT01603277 |
Recruitment Status :
Completed
First Posted : May 22, 2012
Results First Posted : February 2, 2015
Last Update Posted : February 2, 2015
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Moderate-to-Severe Asthma | Biological: Anti-GM-CSF Monoclonal Antibody 400mg Other: Placebo | Phase 2 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 160 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor) |
Primary Purpose: | Treatment |
Official Title: | A Phase 2, Double-blind, Placebo-controlled, Randomized Study to Evaluate the Safety, Tolerability, and Efficacy of KB003 in Subjects With Asthma Inadequately Controlled by Corticosteroids |
Study Start Date : | July 2012 |
Actual Primary Completion Date : | July 2013 |
Actual Study Completion Date : | January 2014 |

Arm | Intervention/treatment |
---|---|
Experimental: Anti-GM-CSF Monoclonal Antibody 400mg |
Biological: Anti-GM-CSF Monoclonal Antibody 400mg
Anti-GM-CSF Monoclonal Antibody 400mg |
Placebo Comparator: Normal Saline |
Other: Placebo
Normal Saline |
- Change in Percent Predicted FEV1 at Week 24 [ Time Frame: Baseline to Week 24 ]
- To Evaluate the Efficacy of KB003 as Measured by Asthma Exacerbation Rate [ Time Frame: Week 24 ]
- To Evaluate the Effect of KB003 on Peak Expiratory Flow (PEF) [ Time Frame: Week 24 ]
- To Evaluate the Safety and Tolerability of KB003 as Measured by Frequency and Severity of AEs, Clinical Safety, Laboratory Abnormalities and Chest Radiographic Assessments [ Time Frame: Week 24 ]

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Ages Eligible for Study: | 16 Years to 75 Years (Child, Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Key Inclusion Criteria:
- A diagnosis of asthma established for at least 2 years
- Symptomatic asthma as defined by the Juniper Asthma Control Questionnaire
- Symptomatic asthma despite stable treatment with inhaled corticosteroids fluticasone or budesonide, or other corticosteroids, for at least 12 weeks
- Currently receiving inhaled long-acting beta agonist (LABA) or previously documented LABA intolerability or lack of responsiveness
- At least 2 exacerbations (no more than 6) in the previous 12 months that required systemic corticosteroids or at least a doubling of daily oral dose
Key Exclusion Criteria:
- Acute asthma worsening (requiring emergency room visit, hospitalization, urgent care, physician visit, or change in asthma medications) or lower respiratory tract infection requiring the use of antibiotics, within 4 weeks prior to Screening Visit.
- History of life-threatening asthma with admission to the intensive care unit requiring the use of mechanical ventilation within the past 12 months
- Use of any immunosuppressive or immunomodulatory agents within 12 weeks or an investigational agent within 4 weeks prior to Screening Visit
- History of any cardiovascular, neurological, hepatic, or renal condition
- History of smoking within the past 12 months

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01603277

Study Chair: | Nestor A. Molfino, MD, MSc | KaloBios Pharmaceuticals, Inc. |
Responsible Party: | Humanigen, Inc. |
ClinicalTrials.gov Identifier: | NCT01603277 |
Other Study ID Numbers: |
KB003-04 |
First Posted: | May 22, 2012 Key Record Dates |
Results First Posted: | February 2, 2015 |
Last Update Posted: | February 2, 2015 |
Last Verified: | January 2015 |
Asthma GM-CSF Moderate-to-Severe Asthma |
Asthma Bronchial Diseases Respiratory Tract Diseases Lung Diseases, Obstructive Lung Diseases Respiratory Hypersensitivity Hypersensitivity, Immediate |
Hypersensitivity Immune System Diseases Antibodies Antibodies, Monoclonal Immunologic Factors Physiological Effects of Drugs |