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SB-509

Phase 2

Diabetes Mellitus, Type 1 | Small molecule | Neurology |Sangamo Therapeutics, Inc.|Last Updated: May 23, 2022

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedDouble-BlindPLACEBO_CONTROLLEDBiomarker
Total Trials4
Total Enrollment394
FDA Designations
No designations recorded
Clinical Trials (4)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT01079325Clinical Trial of SB-509 in Subjects With Diabetic NeuropathyPHASE2 COMPLETED 170Nov 1, 2009Apr 1, 2016May 23, 202231 United States
NCT00665145Stem Cell Mobilization in Diabetic Neuropathy Subjects Receiving SB-509PHASE2 COMPLETED 23Jan 1, 2008Oct 1, 2009Nov 1, 20124 United States
NCT00476931Clinical Trial of SB-509 in Subjects With Diabetic NeuropathyPHASE2 COMPLETED 91May 1, 2007Dec 1, 2010Nov 1, 201220 United States, Mexico
NCT00406458Clinical Trial of SB-509 in Subjects With Diabetic NeuropathyPHASE2 COMPLETED 110Nov 1, 2006May 1, 2009Nov 1, 201215 United States, Mexico
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Study Endpoints
Primary Endpoints
To compare the effect of SB-509 versus placebo in subjects with moderately severe diabetic neuropathy (DN) on sural Nerve Conduction Velocity (NCV) at six-months
6 months
Stem cells circulating in peripheral blood
One year
Total Neuropathy Score (TNS),Evoked nerve conduction velocity (NCV), Quantitative Sensory Testing (QST), %of subjects with conversion of unmeasurable to measurable NCV and NIS-LL
One year
Visual analog scale for pain intensity (VASPI), Nerve Conduction Velocity (NCV), Total Neuropathy Score (TNS), Epidermal Nerve Fiber Density (ENFD) & Epidermal Nerve Fiber Density Regeneration (ENFDR)
One year
Secondary Endpoints
To evaluate the effect of SB-509 on Neuropathy Impairment Score - Lower Limb (NIS-LL), motor Nerve Conduction Velocity (NCV), Quantitative Sensory Testing (QST), Intraepidermal Nerve Fiber Density (IENFD), and Lower Extremity Neurological Sensory Exam
12 months
To evaluate the effect of SB-509 using a multi-endpoint analysis that includes NIS-LL, Sural NCV, and IENFD
12 months
To evaluate the safety of SB-509 in subjects with moderately severe diabetic neuropathy
12 months
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Study Design & Arms
AllocationRANDOMIZED
MaskingTRIPLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
SB-509EXPERIMENTAL -
PlaceboPLACEBO_COMPARATORSaline
1EXPERIMENTALCohort 1
2EXPERIMENTALCohort 2
3PLACEBO_COMPARATORCohort 3
4EXPERIMENTALCohort 4
Normal SalinePLACEBO_COMPARATORNormal saline injected IM into lower limbs every 2 months
Interventions
NameTypeDescription
SB-509DRUGSB-509 60 mg, 3 treatments, and 5 months treatment period
SalineOTHER -
PlaceboDRUGPlacebo
Normal SalineOTHER -
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Eligibility Criteria
Age Range18 Years — 80 Years
SexALL
Healthy VolunteersNo
Study Sites31

Key Inclusion Criteria: * Clinical diagnosis of Diabetes Mellitus Type I or II for at least 12 months * Clinical signs and symptoms of moderate to severe diabetic sensory-motor polyneuropathy of the lower extremities for at least 6 months that are not otherwise attributed to an etiology other than ...

Countries:United StatesMexico
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