Open-Label, Dose-Escalation Study of 2 to 5 IM Doses of MEDI-524 at 3 mg/kg or 15 mg/kg; Children to be Followed for 90 Days After Their Last Dose of MEDI-524
A Phase 1/2, Open-Label, Repeat-Dose, Dose-Escalation Study to Evaluate the Safety, Tolerability, Immunogenicity, and Pharmacokinetics of MEDI-524, a Humanized Enhanced Potency Monoclonal Antibody Against Respiratory Syncytial Virus (RSV), in Children at Risk for Serious RSV Disease
1 other identifier
interventional
217
2 countries
3
Brief Summary
MEDI-524 given for up to 5 doses at 3 and 15 mg/kg to high-risk children appeared to be safe and well tolerated.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_1
Started Feb 2004
Typical duration for phase_1
3 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
February 1, 2004
CompletedFirst Submitted
Initial submission to the registry
September 13, 2005
CompletedFirst Posted
Study publicly available on registry
September 19, 2005
CompletedPrimary Completion
Last participant's last visit for primary outcome
May 1, 2006
CompletedStudy Completion
Last participant's last visit for all outcomes
August 1, 2006
CompletedJuly 28, 2008
July 1, 2008
2.2 years
September 13, 2005
July 24, 2008
Conditions
Outcome Measures
Primary Outcomes (2)
Describe the safety and tolerability of repeated IM doses of MEDI-524 administered at 3 mg/kg or 15 mg/kg at 30 day intervals in children at risk for serious RSV disease
30 days after patient's final dose of study drug
Pharmacokinetics of MEDI-524
· Serum concentrations at each data collection visit will be summarized
Secondary Outcomes (1)
Immunogenicity of MEDI-524
· Serum ELISA binding activity at each data collection visit will be summarized
Study Arms (1)
1
ACTIVE COMPARATORMEDI-524
Interventions
Eligibility Criteria
You may qualify if:
- All male or female children must have met all the following criteria:
- \[Groups 1, 2, and 3\] The child must have been born at ³32 to £35 weeks gestation and have been £6 months of age at the time of entry into the study (child must have been entered on or before their 6-month birthday) or \[Group 3 only\] The child must have been £24 months of age at the time of entry into the study (child must have been entered on or before their 24-month birthday) and diagnosed with BPD, with stable or decreasing doses of diuretics, steroids, or bronchodilators within the previous 6 months
- The child must have been in general good health at the time of entry
- The child's parent or legal guardian must have provided written informed consent; and
- The child must have been able to complete the follow-up visits through 90 days following last injection of MEDI-524
- Parent/legal guardian of patient must have had available telephone access
You may not qualify if:
- Children must have had none of the following:
- Hospitalization at the time of study entry (unless discharge was expected within 3 days after entry into the study)
- \[All children in Groups 1 and 2; only children £6 months of age in Group 3\] Birth hospitalization \>6 weeks duration or \[Only children \>6 months of age in Group 3\] Birth hospitalization \>12 weeks duration
- Been receiving chronic oxygen therapy or mechanical ventilation at the time of study entry (including CPAP)
- \[Groups 1 and 2 only\] Diagnosis of BPD, defined as history of prematurity and associated chronic lung disease with oxygen requirement for \>28 days
- Congenital heart disease (CHD) (Children with medically or surgically corrected \[closed\] patent ductus arteriosus and no other CHD may be enrolled)
- Evidence of infection with hepatitis A, B, or C virus
- Known renal impairment, hepatic dysfunction, chronic seizure disorder, or immunodeficiency or HIV infection
- Mother with known HIV infection
- Any of the following laboratory findings in blood obtained within 7 days prior to study entry: BUN or creatinine \>1.5´ the upper limit of normal for age; AST (SGOT) or ALT (SGPT) \>1.5´ the upper limit of normal for age; hemoglobin \<9.5 gm/dL; white blood cell count \<4,000 cells/mm3; platelet count \<120,000 cells/mm3
- Acute illness or progressive clinical disorder
- Active infection, including acute RSV infection
- Previous reaction to IGIV, blood products, or other foreign proteins
- Have ever received palivizumab
- Received within the past 120 days or currently receiving immunoglobulin products (such as RSV-IGIV \[RespiGamÒ\], IVIG), or any investigational agents
- +2 more criteria
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- MedImmune LLClead
Study Sites (3)
Hospital General de Niños "Ricardo Gutierrez"
Buenos Aires, 1330, Argentina
Hospital Interzonal General de Agudos "Dr. Diego Paroissien
Buenos Aires, 5975, Argentina
Hospital Clinico Pontificia Universidad Catolica de Chile
Santiago, Chile
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Study Officials
- STUDY DIRECTOR
Genevieve Losonsky, MD
MedImmune LLC
Study Design
- Study Type
- interventional
- Phase
- phase 1
- Allocation
- RANDOMIZED
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- INDUSTRY
Study Record Dates
First Submitted
September 13, 2005
First Posted
September 19, 2005
Study Start
February 1, 2004
Primary Completion
May 1, 2006
Study Completion
August 1, 2006
Last Updated
July 28, 2008
Record last verified: 2008-07