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REGN475

Phase 2

Osteoarthritis, Knee | Small molecule | Musculoskeletal |Regeneron Pharmaceuticals, Inc.|Last Updated: Mar 27, 2017

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindCONTROLLEDDMC
Total Trials1
Total Enrollment421

FDA Designations

No designations recorded

Clinical trial landscape

REGN475 · 4 trials · 5 indications

Phase 2 2Phase 1 2
NCT02447276Study of REGN475 in Patients With Pain Due to Osteoarthritis of the Knee or HipOsteoarthritis, Knee
COMPLETED421 Analytics
NCT00991172A Study to Evaluate the Safety and Efficacy of Subcutaneously Administered REGN475(SAR164877) in Patients With Sciatic PainSciatica
COMPLETED159 Analytics
PHASE2COMPLETED
Study of REGN475 in Patients With Pain Due to Osteoarthritis of the Knee or Hip
Osteoarthritis, KneeUnlock trial analytics
PHASE2COMPLETED
A Study to Evaluate the Safety and Efficacy of Subcutaneously Administered REGN475(SAR164877) in Patients With Sciatic Pain
SciaticaUnlock trial analytics

Study Endpoints

Primary Endpoints

The primary endpoint in the study is the change from baseline to week 16 in the Western Ontario and McMaster Osteoarthritis Index (WOMAC) pain subscale score.
Baseline to week 16
Sciatic pain between baseline and end of week 4
4 weeks
The incidence of TEAEs in patients treated with REGN475 or placebo, reported between administration of study drug on Day 1 and the completion of study at the end of week 24 (Day 169).
24 weeks
Incidence of treatment emergent adverse events in subjects treated with REGN475 or placebo.
16 weeks

Secondary Endpoints

Change from baseline to week 16 in the WOMAC physical function subscale score
Baseline to week 16
Change from baseline to week 16 in the Patient Global Assessment score
Baseline to week 16
Incidence of treatment-emergent adverse events (TEAEs)
Baseline to week 36 (end of study)
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Study Design & Arms

AllocationRANDOMIZED
MaskingTRIPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Group AEXPERIMENTALGroup A will receive REGN475 dosing regimen 1
Group BEXPERIMENTALGroup B will receive REGN475 dosing regimen 2
Group CEXPERIMENTALGroup C will receive REGN475 dosing regimen 3
Group DEXPERIMENTALGroup D will receive REGN475 dosing regimen 4
Group EEXPERIMENTALGroup E will receive matching placebo
placebo injectionPLACEBO_COMPARATOR -
activeEXPERIMENTALsubcutaneous injection of REGN475
active 2EXPERIMENTALsubcutaneous injection of REGN475
Dose 1EXPERIMENTAL -
Dose 2EXPERIMENTAL -
Dose 3EXPERIMENTAL -
PlaceboPLACEBO_COMPARATOR -
Cohort 1ACTIVE_COMPARATORDose 1 REGN475
Cohort 2ACTIVE_COMPARATORDose 2 of REGN475
Cohort 3ACTIVE_COMPARATORDose 2 of REGN475
Cohort 4ACTIVE_COMPARATORDose 1 of REGN475
Cohort 5ACTIVE_COMPARATORDose 2 of REGN475
Cohort 6ACTIVE_COMPARATORDose 1 REGN475 subcutaneous administration
Cohort 7ACTIVE_COMPARATORDose 2 REGN475 subcutaneous administration

Interventions

NameTypeDescription
REGN475DRUG -
PlaceboDRUG -
Placebo InjectionDRUGPlacebo Subcutaneous injection
REGN475 (SAR164877)BIOLOGICALSubcutaneous administration REGN475 (SAR164877)
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Eligibility Criteria

Age Range40 Years to 80 Years
SexALL
Healthy VolunteersNo
Study Sites72

Key Inclusion Criteria: 1. Body mass index ≤39 2. Clinical diagnosis of OA of the knee or hip 3. History of inadequate pain relief or intolerance to analgesics used for OA 4. Moderate to severe pain in the index joint 5. History of regular use of analgesic medications for OA pain 6. Willing to disc...

Countries:United States
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Frequently asked questions about REGN475

What is REGN475 used for?

REGN475 is an investigational monoclonal antibody being studied for pain conditions, including osteoarthritis of the knee and hip, and sciatica. It has been evaluated in clinical trials for these indications, though it remains in clinical development and is not approved.

Who makes REGN475?

REGN475 is being developed by Regeneron Pharmaceuticals, Inc., a biopharmaceutical company traded on NASDAQ under the ticker REGN. The drug has also been referred to as SAR164877 in some clinical trial records.

What phase is REGN475 in?

REGN475 has completed Phase 1 and Phase 2 clinical trials. These trials investigated its safety and efficacy in healthy subjects, patients with osteoarthritis of the knee, and patients with sciatic pain. The drug is investigational and not approved.

What clinical trials is REGN475 in?

REGN475 has been studied in several completed trials, including NCT00856310 in healthy subjects, NCT00944892 in patients with osteoarthritis of the knee, NCT00991172 in patients with sciatic pain, and NCT02447276 in patients with pain due to osteoarthritis of the knee or hip.

Is REGN475 the same as SAR164877?

Yes, REGN475 is also known as SAR164877. Clinical trial records for the drug list both names, such as in NCT00856310, which is titled 'A Single-Dose Study of the Safety and Tolerability of REGN475(SAR164877) in Healthy Subjects.'