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BG00010 (Neublastin) Phase 2 Multiple Dose Adaptive Design in Participants With Painful Lumbar Radiculopathy

A Multicenter, Randomized, Double-Blinded, Placebo-Controlled Study Using a Bayesian Adaptive Design to Assess the Efficacy, Safety, Tolerability, and Serum Exposure of Multiple Doses of BG00010 (Neublastin) in Subjects With Painful Lumbar Radiculopathy

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01873404
Acronym
SPRINT
Enrollment
183
Registered
2013-06-10
Start date
2013-06-30
Completion date
2015-03-31
Last updated
2015-09-10

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Painful Lumbar Radiculopathy, Radiculopathy, Sciatica

Brief summary

The primary objective of the study is to assess the efficacy of Intravenous (IV) BG00010 (Neublastin) in improving pain in painful lumbar radiculopathy participants when administered 3 times per week for 1 week. The secondary objectives of this study in this study population are as follows: To explore the duration of the effect of BG00010 in improving pain; To explore the dose response curve on pain reduction; To assess the safety and tolerability of BG00010; To assess the serum exposure to BG00010.

Detailed description

During the study, frequent assessment of allocation probability will be conducted to guide subsequent randomization of participants into dose groups.

Interventions

DRUGBG00010

As specified in the treatment arm

DRUGPlacebo

As specified in the treatment arm

Sponsors

Biogen
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Key Inclusion Criteria: * Body weight ≤133 kg. * Leg pain radiating, diagnosed as being due to painful lumbar radiculopathy or lumbosacral radiculopathy, the diagnosis of which occurred within ≥6 months and ≤5 years of the time of randomization. * Objective, documented evidence of painful lumbar radiculopathy involvement * Lower back pain * Leg pain * Male and female subjects of childbearing potential must practice effective contraception during the study and be willing and able to continue contraception for 3 months after their last dose of study treatment. Key

Exclusion criteria

* History of or positive test result at screening for human immunodeficiency virus, or for hepatitis C virus antibody, or current Hepatitis B infection. * Clinically significant diseases or conditions as determined by the investigator. * Major surgery within 30 days prior to the Screening Visit or that is scheduled to occur during the study. * Previous participation in a study with neurotrophic factors (e.g., nerve growth factor). * Participation in a study with another investigational drug or approved therapy for investigational use within 3 months prior to Day 1. * Other unspecified reasons that, in the opinion of the Investigator or Biogen Idec Inc. (Biogen Idec), make the subject unsuitable for enrollment NOTE: Other protocol-defined inclusion/

Design outcomes

Primary

MeasureTime frame
Change from Baseline in the mean 24-hour average general pain intensity (AGPI) scoreAt the end of treatment period (Day 6-10)

Secondary

MeasureTime frame
Change from Baseline in the mean 24-hour average leg pain intensity score (ALPI)At the end of the treatment period (day 6-10)
Change from Baseline in the individual mean 24-hour average general pain intensity (AGPI)Up to week 5
Change from Baseline in the individual mean 24-hour average back pain intensity (ABPI)Up to week 5
Change from Baseline in the individual mean 24-hour average leg pain intensity (ALPI)Up to week 5
Change from Baseline in the mean 24-hour average back pain intensity (ABPI) scoreAt the end of the treatment period (day 6-10)
Number of participants experiencing adverse events (AEs)Up to week 9
Number of participants experiencing serious adverse events (SAEs)Up to week 9
Change from Baseline in Incidence of neutralizing antibodies in serumUp to week 9
Maximum observed serum concentration (Cmax) of BG00010Up to Day 5

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026