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Linaclotide

Phase 3

Irritable Bowel Syndrome With Constipation (IBS-C) | Small molecule | Gastrointestinal |AstraZeneca PLC|Last Updated: Sep 27, 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 Trials1
Total Enrollment1,722
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT01880424A Phase 3, International, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group Efficacy and Safety Trial of Linaclotide Administered Orally for 12 Weeks to Patients With Irritable Bowel Syndrome With Constipation (IBS-C)PHASE3 COMPLETED 1,722Jul 1, 2013May 1, 2015Sep 27, 201682 United States, Australia +3
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Study Endpoints
Primary Endpoints
12-week Abdominal Pain/Abdominal Discomfort Weekly Responder
Baseline and Weeks 1-12 during the Treatment Period

A 12-week Abdominal Pain/Abdominal Discomfort Responder is a patient who meets the Abdominal Pain/Abdominal Discomfort Weekly Responder criteria (i.e., an improvement of ≥30% from baseline in either the mean abdominal pain score or mean abdominal discomfort score for that week, with neither score worsening from baseline for that week) for at least 6 out of the 12 weeks of the Treatment Period. Abdominal pain at its worst (in the last 24 hours) was assessed daily by patients on an 11-point numerical rating scale (NRS) where 0 represents no abdominal pain and 10 represents very severe abdominal pain. Abdominal discomfort (in the last 24 hours) was assessed daily by patients on an 11-point NRS where 0 represents no abdominal discomfort and 10 represents very severe abdominal discomfort.

12-week Irritable Bowel Syndrome (IBS) Degree of Relief Responder
Baseline and Weeks 1-12 during the Treatment Period

A 12-week IBS Degree of Relief Responder is a patient who meets the IBS Degree of Relief Weekly Responder criteria (i.e., response to the degree of relief of IBS symptoms question for that week was "Considerably relieved" or "Completely relieved") for at least 6 out of the 12 weeks of the Treatment Period. Degree of relief of IBS symptoms (in the last 7 days) was assessed weekly by patients on a 7-point balanced ordinal scale where 1 = Completely relieved, 4 = Unchanged, and 7 = As bad as I can imagine.

Secondary Endpoints
Change From Baseline in 12-week Complete Spontaneous Bowel Movement Frequency Rate
Baseline and 12-week Treatment Period
Change From Baseline in 12-week Spontaneous Bowel Movement Frequency Rate
Baseline and 12-week Treatment Period
Change From Baseline in 12-week Stool Consistency
Baseline and 12-week Treatment Period
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Study Design & Arms
AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
controlled armPLACEBO_COMPARATOR -
treatment armEXPERIMENTAL -
Interventions
NameTypeDescription
PlaceboDRUGmatching Placebo Capsules, Oral, once daily
LinaclotideDRUGLinaclotide 290 ug Capsules, Oral, once daily
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites82

Inclusion Criteria: 1. Patient has signed an Informed Consent Form(ICF). 2. Patient Must not be pregnant or breastfeeding and agree to use birth control 3. Patient meets the colonoscopy requirements defined by the American Gastroenterological Association guidelines and no clinically-significant lab...

Countries:United StatesAustraliaCanadaChinaNew Zealand
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