Drugs / Loperamide
last change Apr 2026 re-read 9 days ago

Loperamide

Small molecule targets OPRM1 via activation

Developed for
diarrheal disease · acute diarrhea · diversion colitis · dysentery · female reproductive system disorder · Clostridium difficile colitis · functional diarrhea · irritable bowel syndrome
+3 more · rectal cancer · short bowel syndrome · ulcerative colitis
Investigated by
Boehringer Ingelheim · Jiangsu HengRui Medicine Co., Ltd. · Johnson & Johnson Consumer and Personal Products Worldwide · McNeil AB · Puma Biotechnology, Inc. · The University of Texas Health Science Center, Houston
+49 more · Agency for Healthcare Research and Quality (AHRQ) · AstraZeneca · Bausch Health Americas, Inc. · Cancer and Leukemia Group B · Cedars-Sinai Medical Center · Centre de recherche du Centre hospitalier universitaire de Sherbrooke · Chinese Academy of Medical Sciences · Duke University · Eastern Cooperative Oncology Group · Eli Lilly and Company · Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) · Janssen Research & Development, LLC · KU Leuven · Mae Stone Goode Foundation · Maros Arznei GmbH · Maryam Lustberg · Ministry of Defence, United Kingdom · NICHD Pelvic Floor Disorders Network · National Cancer Institute (NCI) · National Institutes of Health (NIH) · Naval Medical Research Center · Naval Medical Research Unit- 3 · Naval Medical Research Unit- 6 · Navy Bureau of Medicine and Surgery · Philipps University Marburg · Pierre Fabre Laboratories · RTI International · Rush University Medical Center · SWOG Cancer Research Network · Spanish Breast Cancer Research Group · Takeda · The Cleveland Clinic · Tianjin Medical University Cancer Institute and Hospital · Uniformed Services University of the Health Sciences · United States Army Medical Unit - Kenya · United States Naval Medical Center, Portsmouth · University Hospital Plymouth NHS Trust · University Hospital Southampton NHS Foundation Trust · University Hospital, Linkoeping · University of Alabama at Birmingham · University of California, San Diego · University of New Mexico · University of North Carolina, Chapel Hill · University of Pennsylvania · University of Pittsburgh · University of Rochester · University of Sherbrooke · University of Southampton · Women and Infants Hospital of Rhode Island

Regulatory milestones approvals, filings & regulatory actions · 2 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Label expansion US (FDA) IMODIUM A-D — 1992-11-23 fda.gov ↗
Approved US (FDA) IMODIUM — 1976-12-28 fda.gov ↗

Trials 31

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 01 trial · 1 met primary
Phase 0 NCT02711891 Mar → Dec 2015 — Rush University Medical Center Completed Met primary
Phase 17 trials
Phase 1 NCT05252546 Mar → Aug 2022 HER2 positive breast carcinoma Jiangsu HengRui Medicine Co., Ltd. Completed No outcome recorded
Phase 1 NCT04315116 Apr 2020 — Jiangsu HengRui Medicine Co., Ltd. Completed No outcome recorded
Phase 1 NCT04225078 Jan 2020 → Dec 2021 — Janssen Research & Development, LLC Completed No outcome recorded
Phase 1 NCT04186936 Dec 2019 — McNeil AB Completed No outcome recorded
Phase 1 NCT02677844 Feb → Jul 2016 — Eli Lilly and Company Completed No outcome recorded
Phase 1 NCT00806299 Nov 2008 — Johnson & Johnson Consumer and Personal Products Worldwide Completed No outcome recorded
Phase 1 NCT02251119 Jul 2002 → Jan 2003 — Boehringer Ingelheim Completed No outcome recorded
Phase 1/21 trial
Phase 1/2 NCT04823065 Sep 2018 → Aug 2023 endometrial cancer, ovarian cancer Centre de recherche du Centre hospitalier universitaire de Sherbrooke Completed No outcome recorded
Phase 25 trials
Phase 2 NCT07426822 Apr 2026 → Apr 2027 expected hormone receptor-positive breast cancer Maryam Lustberg Not yet recruiting No outcome recorded
Phase 2 NCT05252988 Aug 2022 → Oct 2024 overdue HER2 positive breast carcinoma, female breast carcinoma, hormone receptor-positive breast cancer Spanish Breast Cancer Research Group Active not recruiting No outcome recorded
Phase 2 NCT05154396 Jan 2022 → Dec 2023 HER2 positive breast carcinoma Chinese Academy of Medical Sciences Unknown No outcome recorded
Phase 2 NCT04576208 Nov 2020 → Jul 2022 non-small cell lung carcinoma Takeda Withdrawn No outcome recorded Stop: Business
Phase 2 NCT02400476 Feb 2015 → Apr 2021 HER2 positive breast carcinoma Puma Biotechnology, Inc. Completed No outcome recorded
Phase 2/32 trials · 1 missed
Phase 2/3 NCT04736186 May 2020 → Oct 2022 breast cancer Tianjin Medical University Cancer Institute and Hospital Unknown No outcome recorded
Phase 2/3 NCT02099006 Nov 2013 → Jun 2015 female reproductive system disorder University of Rochester Completed Missed primary
Phase 35 trials · 1 missed
Phase 3 NCT02263365 Oct 2014 → Dec 2016 diversion colitis Cedars-Sinai Medical Center Terminated No outcome recorded
Phase 3 NCT02008565 Feb 2014 → May 2016 — NICHD Pelvic Floor Disorders Network Completed Missed primary
Phase 3 NCT01814553 Apr 2013 → Jul 2015 non-small cell lung carcinoma Boehringer Ingelheim Completed No outcome recorded
Phase 3 NCT00444093 Mar 2007 → Feb 2008 cancer, diarrheal disease, enteritis Philipps University Marburg Terminated No outcome recorded Stop: Enrollment
Phase 3 NCT00003057 Mar 1997 → May 2000 colorectal cancer, diarrheal disease Eastern Cooperative Oncology Group Completed No outcome recorded
Phase 45 trials · 1 met primary
Phase 4 NCT00933465 Oct 2009 → May 2010 — University Hospital Southampton NHS Foundation Trust Withdrawn No outcome recorded
Phase 4 NCT00807326 Nov 2008 → Aug 2009 diarrheal disease McNeil AB Completed Met primary
Phase 4 NCT00685607 Oct 2008 acute diarrhea Johnson & Johnson Consumer and Personal Products Worldwide Completed No outcome recorded
Phase 4 NCT00292344 Jun 2004 → Aug 2005 acute diarrhea The University of Texas Health Science Center, Houston Completed No outcome recorded
Phase 4 NCT00359970 Jun 2002 → Aug 2003 diarrheal disease The University of Texas Health Science Center, Houston Completed No outcome recorded
Phase not applicable5 trials · 1 missed
— NCT03501498 Apr 2017 → May 2018 — University Hospital Plymouth NHS Trust Completed No outcome recorded
— NCT01780909 Feb → Dec 2013 — KU Leuven Unknown No outcome recorded
— NCT01717456 Jan 2013 → Mar 2015 — University of North Carolina, Chapel Hill Terminated Missed primary Stop: Enrollment
— NCT01618591 Sep 2012 → Mar 2016 dysentery Uniformed Services University of the Health Sciences Terminated No outcome recorded Stop: Enrollment
— NCT02165475 May 2002 → Mar 2005 — University Hospital, Linkoeping Completed No outcome recorded
Comparator or background therapy35 trials
Phase 1 NCT05528848 Background Sep 2022 → Sep 2027 expected substance-related disorder University of Pennsylvania Active not recruiting No outcome recorded
Phase 1 NCT04038619 Background Feb 2021 → Dec 2027 expected breast cancer, cervical cancer, colitis, diarrheal disease +4 M.D. Anderson Cancer Center Recruiting No outcome recorded
Phase 1 NCT02057133 Background Mar 2014 → Mar 2021 overdue breast neoplasm Eli Lilly and Company Active not recruiting No outcome recorded
Phase 1 NCT01596764 Comparator May → Jul 2011 intestinal obstruction University Medicine Greifswald Completed No outcome recorded
Phase 1 NCT01596777 Comparator Jan → Mar 2010 intestinal obstruction University Medicine Greifswald Completed No outcome recorded

News releases announcing trial results or a regulatory action · 6

DateIssuerRelease
2023-03-28 Zydus Lifesciences Limited Regulatory Zydus receives Final Approval from the USFDA for Loperamide Hydrochloride Capsules USP, 2 mg zyduslife.com ↗
Zydus Lifesciences Limited (including its subsidiaries/affiliates, hereinafter referred to as “Zydus”) has received final approval for Loperamide Hydrochloride Capsules USP, 2 mg (USRLD: Imodium® Capsules) from the United States Food and Drug Administration (USFDA).
2020-08-19 Puma Biotechnology, Inc. Results Puma Biotechnology Announces Publication of Interim Results of Phase II CONTROL Trial in Annals of Oncology - CONTROL Trial Investigates Anti-diarrheal Strategies Including Dose Escalation in Neratinib-treated Patients with Early Stage HER2-positive Breast Cancer - Dose Escalation Resulted in Reduced Rate, Severity and Duration of Grade ≥3 Diarrhea Compared to Phase III ExteNET Trial, Lower Diarrhea-related Discontinuations and Dose Reductions in Multiple CONTROL Cohorts pumabiotechnology.com ↗
The most significant impact was seen using a dose escalation strategy with loperamide as needed, which included utilizing a lower dose of neratinib during the first two weeks of a 52-week treatment period.
2019-10-02 Puma Biotechnology, Inc. Results FDA Approves Labeling Supplement for Puma Biotechnology’s NERLYNX® (neratinib) for the Extended Adjuvant Treatment of HER2-Positive Early Stage Breast Cancer Interim data from the Phase II CONTROL Trial showed that the addition of prophylactic treatment with loperamide plus budesonide reduced the rate of discontinuation due to neratinib-associated diarrhea to 11% versus a discontinuation rate of 18% with loperamide alone. pumabiotechnology.com ↗
Interim data from the trial showed that the addition of prophylactic treatment with loperamide plus budesonide reduced the discontinuation rate due to neratinib-associated diarrhea to 11% versus a discontinuation rate of 18% with loperamide alone.
2018-09-07 Perrigo Company Regulatory Perrigo Announces Final FDA Approval and Planned Launch for the Store Brand OTC Equivalent of Imodium® Multi-Symptom Relief perrigo.com ↗
Perrigo Company plc (NYSE; TASE: PRGO) today announced that it has received final approval from the U.S. Food & Drug administration for the store brand over-the-counter (OTC) equivalent of Imodium ® Multi-Symptom Relief (loperamide hydrochloride and simethicone tablets, 2 mg/125 mg).
2017-04-04 Puma Biotechnology, Inc. Results Puma Biotechnology Presents Interim Results of Phase II CONTROL Trial of PB272 in Extended Adjuvant Treatment of HER2-Positive Early Stage Breast Cancer at the 2017 AACR Annual Meeting pumabiotechnology.com ↗
The presentation entitled, “Effects of adding budesonide or colestipol to loperamide prophylaxis on neratinib-associated diarrhea in patients with HER2-positive early stage breast cancer: the CONTROL trial,” was presented as a poster presentation.
2016-12-08 Puma Biotechnology, Inc. Results Puma Biotechnology Presents Interim Results of Phase II CONTROL Trial of PB272 in Extended Adjuvant Treatment of HER2-Positive Early Stage Breast Cancer at the 2016 San Antonio Breast Cancer Symposium pumabiotechnology.com ↗
The interim analysis of the trial presented in the poster included a total of 135 patients who received neratinib plus loperamide prophylaxis (28 patients taking the original dosing and 107 patients taking the modified dosing) and 40 patients who received neratinib plus loperamide prophylaxis for 2 cycles and budesonide for 1 cycle.

All press releases naming this drug 7 releases

DateIssuerRelease

Evidence & citations 41 cited values

Every value below carries the sentence it was read from. 67 sources stand behind the page.

FieldValueCited text
Known as Loperamide “Loperamide prophylaxis: 4mg three times daily on days 1-14 and 4mg twice daily on days 15-56, followed by as needed, not exceeding 16mg/ day.” NCT05154396 ↗
59

“Loperamide: 2-4 mg after each loose stool (max 16 mg/day) to reduce stool frequency, though it does not relieve pain” NCT07635394 ↗

“Medication to help control of the bowel movement (One or a combination of Loperamide, Sorbitol, Sterculia gum)” NCT03215017 ↗

“Antidiarrheal prophylaxis includes loperamide tablet administered as per routine clinical practice.” NCT04576208 ↗

“Drug: Loperamide” NCT07426822 ↗

NCT05677282 ↗

NCT02354768 ↗

NCT03094052 ↗

NCT01596777 ↗

NCT00954304 ↗

NCT02263365 ↗

Show 49 more sources

Known as Arret ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Chlorhydrate of Loperamide “* Chlorhydrate of Loperamide (2 mg capsule or tablet) 6 / day for 72 hours (D0 to D3)” NCT02354768 ↗
Known as Diah-limit ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Diaquitte ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Diareze ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Diarrhoea relief ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Diasorb ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Diocalm ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Diocaps ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Dioraleze ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Entrocalm ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Gppe pack ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as imodium “Antidiarrheal regimen 1: Oral imodium (2 tablets/times, 2 times a day) from the first week, 1 tablet, 2 times a day from the second week.” NCT06235931 ↗
4

“Loperamide is a standard treatment for diarrhea, and is available over the counter under the name, Imodium.” NCT00591357 ↗

“rapidly acting loperamide (imodium) combined with curative dose of the poorly absorbed rifaximin” NCT00292344 ↗

“Imodium at a starting dose of 2 mg/day may be used for diarrhea if unresponsive to fiber.” NCT01717456 ↗

“Imodium (Loperamide Hydrochloride) syrup” NCT00933465 ↗

Known as Imodium (loperamide) “Imodium (loperamide)” NCT01717456 ↗
Known as Imodium a-d ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Imodium a-d ez chews ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Imodium advanced ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Imodium classic ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Imodium ibs relief ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Imodium instant melts ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Imodium instants ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Imodium liquicaps ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Lodiar ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗
Known as Loperagen ChEMBL registry synonym — accepted as the source's own label CHEMBL841 ↗