NCT02316899

Brief Summary

The objective of this study is to evaluate the efficacy and safety of ASP0456 in patients with constipation predominant irritable bowel syndrome (IBS-C).

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
500

participants targeted

Target at P50-P75 for phase_3

Timeline
Completed

Started Oct 2014

Geographic Reach
1 country

61 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

October 21, 2014

Completed
1 month until next milestone

First Submitted

Initial submission to the registry

December 4, 2014

Completed
11 days until next milestone

First Posted

Study publicly available on registry

December 15, 2014

Completed
9 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

September 19, 2015

Completed
6 months until next milestone

Study Completion

Last participant's last visit for all outcomes

March 29, 2016

Completed
Last Updated

October 18, 2024

Status Verified

October 1, 2024

Enrollment Period

11 months

First QC Date

December 4, 2014

Last Update Submit

October 17, 2024

Conditions

Keywords

ASP0456constipationlinaclotideirritable bowel syndrome (IBS)

Outcome Measures

Primary Outcomes (2)

  • Responder rate of Global assessment of relief of IBS symptoms during 12 weeks.

    The responder of the evaluation items during the 12 weeks shall be the subject satisfying weekly responder of the evaluation items for over 6 weeks of the 12 weeks.

    During 12 weeks

  • Responder rate of CSBM during 12 weeks

    CSBM: Complete Spontaneous Bowel Movement. The responder of the evaluation items during the 12 weeks shall be the subject satisfying weekly responder of the evaluation items for over 6 weeks of the 12 weeks.

    During 12 weeks

Secondary Outcomes (13)

  • Responder rate of SBM during 12 weeks

    During 12 weeks

  • Responder rate of Abnormal bowel habits improvement during 12 weeks

    During 12 weeks

  • Responder rate of Abdominal pain/discomfort relief during 12 weeks

    During 12 weeks

  • Weekly responder rate of Global assessment of relief of IBS symptoms

    Up to 52 weeks

  • Weekly responder rate of CSBM

    Up to 52 weeks

  • +8 more secondary outcomes

Study Arms (3)

ASP0456 (Period I)

EXPERIMENTAL

Up to 12 weeks

Drug: linaclotide

Placebo (Period I)

PLACEBO COMPARATOR

Up to 12 weeks

Drug: Placebo

ASP0456 (Period II)

EXPERIMENTAL

From 12 weeks to 52 weeks

Drug: linaclotide

Interventions

Oral administration once daily

Also known as: ASP0456
ASP0456 (Period I)ASP0456 (Period II)

Oral administration once daily

Placebo (Period I)

Eligibility Criteria

Age20 Years - 79 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Patients who had abdominal pain or discomfort repeatedly for at least 3 days per month during the 3 months before screening examination associated with at least 2 out of the following 3 conditions: (1) Improvement with defecation; (2) Onset associated with a change in frequency of stool; and (3) Onset associated with a change in form (appearance) of stool, and had the above symptom (IBS symptom) 6 months or more before the screening examination period
  • Patients with ≥ 25% of stools hard or lumpy (with each bowel movement occurring without antidiarrheal, laxative, suppository or enema) and \<25% of them loose (mushy) or watery during the 3 months before the screening examination
  • Patients who had pancolonoscopy or contrast enema (or sigmoidoscopy) after the onset of IBS symptom and had no organic changes

You may not qualify if:

  • Patient with history of surgical resection of stomach, gallbladder, small intestine, or large intestine (excluding resection of appendicitis and benign polyp)
  • Patient with history or current affection of inflammatory bowel disease (Crohn's disease or ulcerative colitis)
  • Patient with history or current affection of ischemic colitis
  • Patient currently affected by infectious enteritis
  • Patient currently affected by hyperthyroidism or hypothyroidism
  • Patient currently affected by active peptic ulcer
  • In the case of a female patient, the one currently affected by endometriosis or uterine adenomyosis
  • Patient with high depression or anxiety considered to influence drug evaluation
  • Patient with history of abuse of drug or alcohol within a year before consent acquisition, or with current abuse
  • Patient who used or underwent or will use or undergo drug/therapy/test prohibited to combine 3 days before the start of bowel habit observation period (Day -17) or thereafter
  • Patient with history or current affection of malignant tumor
  • Patient currently affected by serious cardiovascular disease, respiratory disease, kidney disease, hepatic disease, gastrointestinal disease (excluding IBS), hemorrhagic disease, or neural/mental disease
  • Patient with history of drug allergy

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (61)

Site JP00004

Aichi, Japan

Location

Site JP00048

Aichi, Japan

Location

Site JP00049

Aichi, Japan

Location

Site JP00038

Chiba, Japan

Location

Site JP00039

Chiba, Japan

Location

Site JP00040

Chiba, Japan

Location

Site JP00041

Chiba, Japan

Location

Site JP00042

Chiba, Japan

Location

Site JP00002

Fukuoka, Japan

Location

Site JP00060

Fukuoka, Japan

Location

Site JP00061

Fukuoka, Japan

Location

Site JP00001

Hokkaido, Japan

Location

Site JP00006

Hokkaido, Japan

Location

Site JP00007

Hokkaido, Japan

Location

Site JP00057

Hyōgo, Japan

Location

Site JP00058

Hyōgo, Japan

Location

Site JP00059

Hyōgo, Japan

Location

Site JP00030

Kanagawa, Japan

Location

Site JP00031

Kanagawa, Japan

Location

Site JP00032

Kanagawa, Japan

Location

Site JP00033

Kanagawa, Japan

Location

Site JP00034

Kanagawa, Japan

Location

Site JP00035

Kanagawa, Japan

Location

Site JP00036

Kanagawa, Japan

Location

Site JP00037

Kanagawa, Japan

Location

Site JP00056

Kyoto, Japan

Location

Site JP00003

Osaka, Japan

Location

Site JP00050

Osaka, Japan

Location

Site JP00051

Osaka, Japan

Location

Site JP00052

Osaka, Japan

Location

Site JP00053

Osaka, Japan

Location

Site JP00054

Osaka, Japan

Location

Site JP00055

Osaka, Japan

Location

Site JP00043

Saitama, Japan

Location

Site JP00044

Saitama, Japan

Location

Site JP00045

Saitama, Japan

Location

Site JP00046

Saitama, Japan

Location

Site JP00047

Saitama, Japan

Location

Site JP00005

Tokyo, Japan

Location

Site JP00008

Tokyo, Japan

Location

Site JP00009

Tokyo, Japan

Location

Site JP00010

Tokyo, Japan

Location

Site JP00011

Tokyo, Japan

Location

Site JP00012

Tokyo, Japan

Location

Site JP00013

Tokyo, Japan

Location

Site JP00014

Tokyo, Japan

Location

Site JP00015

Tokyo, Japan

Location

Site JP00016

Tokyo, Japan

Location

Site JP00017

Tokyo, Japan

Location

Site JP00018

Tokyo, Japan

Location

Site JP00019

Tokyo, Japan

Location

Site JP00020

Tokyo, Japan

Location

Site JP00021

Tokyo, Japan

Location

Site JP00022

Tokyo, Japan

Location

Site JP00023

Tokyo, Japan

Location

Site JP00024

Tokyo, Japan

Location

Site JP00025

Tokyo, Japan

Location

Site JP00026

Tokyo, Japan

Location

Site JP00027

Tokyo, Japan

Location

Site JP00028

Tokyo, Japan

Location

Site JP00029

Tokyo, Japan

Location

Related Publications (1)

  • Fukudo S, Miwa H, Nakajima A, Haruma K, Kosako M, Nakagawa A, Akiho H, Yamaguchi Y, Johnston JM, Currie M, Kinoshita Y. A randomized controlled and long-term linaclotide study of irritable bowel syndrome with constipation patients in Japan. Neurogastroenterol Motil. 2018 Dec;30(12):e13444. doi: 10.1111/nmo.13444. Epub 2018 Aug 22.

Related Links

MeSH Terms

Conditions

ConstipationIrritable Bowel Syndrome

Interventions

linaclotide

Condition Hierarchy (Ancestors)

Signs and Symptoms, DigestiveSigns and SymptomsPathological Conditions, Signs and SymptomsColonic Diseases, FunctionalColonic DiseasesIntestinal DiseasesGastrointestinal DiseasesDigestive System Diseases

Study Officials

  • Medical Director

    Astellas Pharma Inc

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

December 4, 2014

First Posted

December 15, 2014

Study Start

October 21, 2014

Primary Completion

September 19, 2015

Study Completion

March 29, 2016

Last Updated

October 18, 2024

Record last verified: 2024-10

Data Sharing

IPD Sharing
Will not share

Access to anonymized individual participant level data will not be provided for this trial. Further details on Astellas' data sharing policy can be found at https://www.clinicaltrials.astellas.com/transparency/.

Locations