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RDX5791

Phase 2

Constipation Predominant Irritable Bowel Syndrome | Small molecule | Gastrointestinal |Ardelyx, Inc.|Last Updated: Oct 15, 2019

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_CONTROLLED
Total Trials1
Total Enrollment186
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT01340053A Study to Evaluate the Safety and Efficacy of RDX5791 for the Treatment of Constipation Predominant Irritable Bowel Syndrome (IBS-C)PHASE2 COMPLETED 186May 1, 2011Feb 1, 2012Oct 15, 201916 United States
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Study Endpoints
Primary Endpoints
Complete Spontaneous Bowel Movement (CSBM) Frequency Change From Baseline
Baseline and Week 4

Patients complete a phone diary daily. They are asked "how many bowel movements have you had today?" they are then asked for each spontaneous bowel movement (unaided with laxative use) wether there was its was a complete evacuation. if it was then it is a complete spontaneous bowel movement. All CSBMs are added and adjusted for a mean compete sponteneous bowel movement.

Secondary Endpoints
Spontaneous Bowel Movement (SBM) Frequency Change From Baseline
baseline and week 4
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Study Design & Arms
AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
PlaceboPLACEBO_COMPARATORCapsule that is identical in size and color to other treatments
Low DoseEXPERIMENTAL10 mg capsule of tenapanor
Mid DoseEXPERIMENTAL30 mg capsule of tenapanor
High DoseEXPERIMENTAL100 mg capsule of tenapanor
Interventions
NameTypeDescription
RDX5791DRUGCapsule, QD
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Eligibility Criteria
Age Range18 Years — 75 Years
SexALL
Healthy VolunteersNo
Study Sites16

Inclusion Criteria: * Subject meets Rome III criteria for IBS-C * If \> 50 years old, colonoscopy evaluation within 10 years * All ages, negative colonoscopy if any "warning symptoms" * Active disease during 2-week screening period * Compliant with IVRS Exclusion Criteria: * Subjects has IBS-D, I...

Countries:United States
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