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Trial · NCT00730171

An Open-label, Long-term Safety Study of Linaclotide in Patients With Chronic Constipation or Irritable Bowel Syndrome With Constipation

NCT00730171, Phase 3, Completed, Ironwood Pharmaceuticals, Inc.; results first posted 2018-02-19

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. An Open-label, Long-term Safety Study of Linaclotide in Patients With Chronic Constipation or Irritable Bowel Syndrome With Constipation. Trials, record NCT00730171. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT00730171

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
An Open-label, Long-term Safety Study of Linaclotide in Patients With Chronic Constipation or Irritable Bowel Syndrome With Constipation
NCT number
NCT00730171
Status
Completed
Phases
Phase 3
Enrollment
1,743 participants, actual
Lead sponsor
Ironwood Pharmaceuticals, Inc.
Conditions
Irritable Bowel Syndrome With Constipation, Chronic Constipation
Interventions
Linaclotide
First posted
2008-08-08
Last updated
2018-02-19
Results first posted
2018-02-19

Source ClinicalTrials.gov

Registered outcomes1

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryNumber of Participants With at Least One Treatment-Emergent Adverse Event (TEAE)From first dose of open-label study drug up to 78 weeks
For RI and Phase 2 RO participants, an AE that occurred during the study was considered a TEAE if it was not present before the day of the first dose of open-label study drug, or was present before the day of the first dose of open-label study drug but increased in severity on or after that day. For Phase 3 RO participants, an AE that occurred during the study was considered a TEAE if it was not present before the day of the first dose of double-blind study drug in trial MCP-103-302 or MCP-103-303, or was present before the day of the first dose of double-blind study drug in those trials but increased in severity on or after that day. Deaths and serious AEs (SAEs) are those that occurred on or after the date of the first dose of open-label study drug, and within 30 days of the date of last dose of open-label study drug.

Outcomes1

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYNumber of Participants With at Least One Treatment-Emergent Adverse Event (TEAE)From first dose of open-label study drug up to 78 weeks
Enrolled participants who received at least 1 dose of open-label study drug. It was identified that 1 participant enrolled twice in the study under 2 ID numbers; this participant is included as an RI participant in the CC Safety Population, and as an RO participant in both the IBS-C and Overall Safety Populations.
ParticipantsCOUNT_OF_PARTICIPANTS

Results by group3

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE)CC Safety Population: Total65Participants
Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE)IBS-C Safety Population: Total389Participants
Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE)Overall Safety Population: Total454Participants

Participant flow5

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDOveral Safey Population: Total1,725
Overall StudyCC Safety PopulationOveral Safey Population: Total607
Overall StudyIBS-C Safety PopulationOveral Safey Population: Total1,119
Overall StudyCOMPLETEDOveral Safey Population: Total954
Overall StudyNOT COMPLETEDOveral Safey Population: Total771

Adverse events309

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherDiarrhoeaGastrointestinal disordersCC Safety Population: Total179607
otherDiarrhoeaGastrointestinal disordersIBS-C Safety Population: Total3581,119
otherDiarrhoeaGastrointestinal disordersOverall Safety Population: Total5371,725
otherAbdominal painGastrointestinal disordersCC Safety Population: Total23607
otherAbdominal painGastrointestinal disordersIBS-C Safety Population: Total741,119
otherAbdominal painGastrointestinal disordersOverall Safety Population: Total971,725
otherNauseaGastrointestinal disordersCC Safety Population: Total36607
otherNauseaGastrointestinal disordersIBS-C Safety Population: Total591,119
otherNauseaGastrointestinal disordersOverall Safety Population: Total951,725
otherConstipationGastrointestinal disordersCC Safety Population: Total16607

Adverse event totals9

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityCC Safety Population: Total2607
Total, all-cause mortalityIBS-C Safety Population: Total21,119
Total, all-cause mortalityOverall Safety Population: Total41,725
Total, other adverse eventsCC Safety Population: Total283607
Total, other adverse eventsIBS-C Safety Population: Total5721,119
Total, other adverse eventsOverall Safety Population: Total8551,725
Total, serious adverse eventsCC Safety Population: Total41607
Total, serious adverse eventsIBS-C Safety Population: Total561,119
Total, serious adverse eventsOverall Safety Population: Total971,725

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT00730171

GET https://conductscience.org/api/trials/v1/NCT00730171/events?page=2