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Linaclotide 290 micrograms

Phase 3

Chronic Constipation | Small molecule | Gastrointestinal |Ironwood Pharmaceuticals, Inc.|Last Updated: Apr 26, 2016

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 Trials2
Total Enrollment1,120
FDA Designations
No designations recorded
Clinical Trials (2)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT01642914Safety and Efficacy of Linaclotide in Patients With Chronic Constipation and Prominent Abdominal BloatingPHASE3 COMPLETED 487Aug 1, 2012Aug 1, 2013Apr 26, 2016151 United States, Canada
NCT00765882Phase III, Randomized, Double-Blind, Placebo-Controlled, Trial of Linaclotide Administered to Patients With Chronic ConstipationPHASE3 COMPLETED 633Sep 1, 2008Aug 1, 2009Jan 30, 2013108 United States, Canada
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Study Endpoints
Primary Endpoints
9/12 Week Complete Spontaneous Bowel Movement (CSBM) 3+1 Responder
12-week treatment period

A 9/12 Week CSBM 3+1 Responder is a patient who is a CSBM 3+1 Weekly Responder for at least 9 out of the 12 weeks of the Treatment Period. A CSBM 3+1 Weekly Responder is a patient who had a CSBM Weekly Frequency Rate that was 3 or greater and increased by 1 or more from baseline.

Complete Spontaneous Bowel Movement (CSBM) Overall Responder
Change from Baseline to Week 12

A 12-week CSBM overall responders was defined as a patient who for at least 9 of the 12 weeks of the treatment period had a CSBM weekly frequency rate that was 3 or greater and increased by 1 or more from baseline. A CSBM was defined as a spontaneous bowel movement (SBM) that was associated with a sense of complete evacuation. An SBM was defined as a bowel movement (BM) that occurred in the absence of laxative, enema, or suppository use on either the calendar day of the BM or the calendar day before the BM.

Secondary Endpoints
9/12 Week Complete Spontaneous Bowel Movement (CSBM) 3+1 Responder
12-week treatment period
Change From Baseline in 12-Week Abdominal Bloating
Baseline and 12-week treatment period
Percent Change From Baseline in 12-week Abdominal Bloating
Baseline and 12-week treatment period
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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Linaclotide 290 microgramsEXPERIMENTALLinaclotide 290 micrograms
Linaclotide 145 MicrogramsEXPERIMENTALLinaclotide 145 micrograms
PlaceboPLACEBO_COMPARATORMatching placebo
1EXPERIMENTALLinaclotide 290 micrograms
2EXPERIMENTALLinaclotide 145 micrograms
3PLACEBO_COMPARATORMatching placebo
Interventions
NameTypeDescription
Linaclotide 290 microgramsDRUGoral capsule, taken once daily each morning at least 30 minutes before breakfast
Linaclotide 145 microgramsDRUGoral capsule, taken once daily each morning at least 30 minutes before breakfast
Matching placeboDRUGoral capsule, taken once daily each morning at least 30 minutes before breakfast
PlaceboDRUGOral, once daily each morning at least 30 minutes before breakfast for the duration of the study
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersYes
Study Sites151

Inclusion Criteria: * Patient has completed a colonoscopy according to the American Gastroenterological Association criteria with no clinically significant findings * Patient has successfully completed protocol procedures (with no clinically significant findings) * Patient meets protocol criteria f...

Countries:United StatesCanada
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