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Switch Study

Study confirming efficacy and safety by switching to lubiprostone in elderly chronic constipation patients taking stimulant laxatives (Switch Study) - Switch Study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCTs031200168
Enrollment
150
Registered
2020-10-22
Start date
2021-01-25
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

chronic constipation chronic constipation

Interventions

Change stimulant laxative to lubiprostone and treat.

Sponsors

Masaki Maruyama
Lead Sponsor
Mylan EPD G.K.
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Patients diag nosed with chronic constipation 2) Patients who, after receiving a sufficient explanation before participating in this study, can obtain a free written informed consent of themselves 3) Patients who can comply with the compliance requirements during this study, receive medical examinations, tests, and report symptoms as prescribed in this study plan. 4) Patients over the ag e of 65 and under 90 at the time of obtaining consent (reg ardless of g ender) 5) Patients who can stop taking stimulant laxatives during the study drug administration period 6) Patients who continue to take stimulant laxative for at least 2 weeks before study drug administration

Exclusion criteria

Exclusion criteria: 1) Patients with severe cardiopulmonary disorders 2) Patients with confirmed or suspected intestinal obstruction due to tumor, hernia, etc. 3) Patients with a history of hypersensitivity to the components of the drug used 4) Patients who participated in other clinical trials and received study drug within 1 month of the start of this study (calculated from the study drug administration date) 5) Patients taking lubiprostone within 3 months of participating in this study 6) Patients with moderate or severe liver dysfunction 7) Patients with severe renal dysfunction 8) Other patients who are judg ed to be inappropriate by the investig ator or the investig ator

Design outcomes

Primary

MeasureTime frame
Frequency of spontaneous defecation in the first week after administration of lubiprostone

Secondary

MeasureTime frame
1) Number of spontaneous defecations in the 2nd and 4th weeks after administration of lubiprostone 2) Time to the first spontaneous defecation after taking Lubiprostone 3) Chang es in QOL before taking lubiprostone and after 28 days of administration 4) Transition of Bristol scale 5) Chang es in the scores of the following items before taking lubiprostone and after 28 days of administration Abdominal pain, bloating , nausea, vomiting , depressed mood, loss of appetite, stools during defecation, feeling of remaining stool 6) Number of adverse events/side effects and the number of occurrences

Contacts

Public ContactMaruyama Masaki

Kashiwazaki General Hospital and Medical Center

gontax@nifty.com+81-257-23-2165

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026