PK and PD Study of Natalizumab in Pediatric Subjects With RRMS
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ClinicalTrials.gov Identifier: NCT01884935 |
Recruitment Status :
Completed
First Posted : June 24, 2013
Last Update Posted : June 23, 2016
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Relapsing-Remitting Multiple Sclerosis | Biological: Natalizumab | Phase 1 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 13 participants |
Allocation: | N/A |
Intervention Model: | Single Group Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | A Phase 1, Multicenter, Open-Label, Single-Arm, Multiple Dose Study to Evaluate the the Pharmacokinetics and Pharmacodynamics of Natalizumab in Pediatric Subjects With Relapsing Remitting Multiple Sclerosis (RMS) |
Study Start Date : | July 2013 |
Actual Primary Completion Date : | September 2014 |
Actual Study Completion Date : | September 2014 |

Arm | Intervention/treatment |
---|---|
Experimental: Natalizumab
300 mg intravenously (IV) every 4 weeks
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Biological: Natalizumab
As specified in the treatment arm
Other Names:
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- predose (trough) concentrations from multiple dosing (Cpredose) [ Time Frame: Up to week 16 ]
- maximum plasma concentration (Cmax) [ Time Frame: Up to Week 16 ]
- time to maximum plasma concentration (Tmax) [ Time Frame: Up to Week 16 ]
- area under the plasma concentration curve from time of first dose to infinity (AUCinf) [ Time Frame: Up to Week 16 ]
- apparent clearance (Cl/F) [ Time Frame: Up to Week 16 ]
- volume of distribution [ Time Frame: Up to Week 16 ]
- elimination half-life (t1/2) [ Time Frame: Up to Week 16 ]
- the average and minimum saturation values of α4 integrin over the dosing interval [ Time Frame: Up to Week 16 ]
- incidence of serious adverse events (SAEs), infusion and hypersensitivity reactions, and other AEs [ Time Frame: Up to Week 16 ]
- the presence of anti-natalizumab antibodies [ Time Frame: Up to Week 16 ]

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Ages Eligible for Study: | 10 Years to 17 Years (Child) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Key Inclusion Criteria:
- Rapidly evolving severe relapsing remitting multiple sclerosis, defined by 2 or more disabling relapses in 1 year, and with 1 or more gadolinium-enhancing lesions on brain MRI or a significant increase in T2 lesion load, as compared to a previous recent magnetic resonance imaging (MRI)
Key Exclusion Criteria:
- History of, or abnormal laboratory values indicative of, significant medical, neurologic (other than MS), or psychiatric disorders that might preclude participation in the study in the opinion of the Investigator.
- Prior natalizumab therapy.
NOTE: Other protocol defined Inclusion/Exclusion criteria may apply

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): NCT01884935
Italy | |
Research Site | |
Cefalu, Italy | |
Research Site | |
Gallarate, Italy | |
Research Site | |
Milan, Italy | |
Research Site | |
Padua, Italy | |
Research Site | |
Rome, Italy |
Study Director: | Medical Director | Biogen |
Responsible Party: | Biogen |
ClinicalTrials.gov Identifier: | NCT01884935 |
Other Study ID Numbers: |
101MS328 2012-005082-13 |
First Posted: | June 24, 2013 Key Record Dates |
Last Update Posted: | June 23, 2016 |
Last Verified: | January 2015 |
Pediatric |
Multiple Sclerosis Multiple Sclerosis, Relapsing-Remitting Sclerosis Pathologic Processes Demyelinating Autoimmune Diseases, CNS Autoimmune Diseases of the Nervous System Nervous System Diseases |
Demyelinating Diseases Autoimmune Diseases Immune System Diseases Natalizumab Immunologic Factors Physiological Effects of Drugs |