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Irritable Bowel Syndrome

Gastroenterology
31
Pipeline Programs
30
Companies
50
Clinical Trials
3 recruiting
0
Approved Products

Pipeline by Development Stage

Preclinical
Phase 1
Phase 1/2
Phase 2
Phase 2/3
Phase 3
On Market
0
6
0
14
1
4
6
Early DiscoveryClinical DevelopmentMarket

Gastroenterology is a $7.3B market characterized by mature, blockbuster-driven portfolios with near-term patent cliff risks.

$7.3B marketMature→ Stable30 products15 companies

Key Trends

  • AbbVie dominance with 43% of top-10 product spending (LINZESS, CREON, RINVOQ)
  • Guanylate cyclase activators and JAK inhibitors driving innovation in constipation and IBD
  • Multiple patent expirations 2026–2030 creating biosimilar and generic erosion headwinds

Career Verdict

Gastroenterology offers stable, well-compensated roles but limited growth upside; best for risk-averse professionals seeking established markets over innovation-driven career trajectories.

AI-generated market analysis based on FDA, CMS, ClinicalTrials.gov, and hiring data

Market Leaders

#1LINZESSStable
$1.8B
AbbVie·Peak7.7yr
#2CREONDeclining
$1.5B
AbbVie·LOE Approaching
#3XIFAXANDeclining
$1.1B
Bausch Health·LOE Approaching
#4RINVOQGrowing
$976M
AbbVie·Peak11.8yr
#5XELJANZ XRStable
$586M
Pfizer·Peak8.3yr

Drug Class Breakdown

Unknown Mechanism
$2.5B(34%)

mature portfolio anchor

Guanylate Cyclase Activators
$1.9B(27%)

well-established class

Pancreatic Enzymes
$1.5B(20%)

facing biosimilar competition

Janus Kinase Inhibitors
$976M(13%)

growing IBD adoption

Proton Pump Inhibitors
$107M(1%)

commoditized

Career Outlook

Stable

Gastroenterology is a stable, mature market anchored by blockbusters with long patent runways (LINZESS to 2034, RINVOQ to 2038) but faces near-term erosion (XELJANZ 2026). Employment growth is modest and concentrated in device/diagnostic firms rather than pure-pharma. Best for professionals seeking predictable revenue streams over high-risk innovation bets.

Breaking In

Target roles at Roche, J&J, or diagnostic-adjacent firms to maximize hiring volume; pure pharma gastro entry points at AbbVie/Pfizer are limited and highly competitive.

For Experienced Professionals

Leverage gastro expertise in broader GI/immunology roles (Takeda, Novartis) or transition to medical devices/diagnostics where hiring is 3x higher than pharma.

In-Demand Skills

IBD and IBS indication expertiseJAK inhibitor pharmacologyMedical device integration (diagnostics, endoscopy)Generic/biosimilar launch readinessReal-world evidence generation

Best For

Medical Science Liaison (IBD/IBS focus)Commercial Manager (Generic Launch)Clinical Operations SpecialistMarket Access/Reimbursement StrategistRegulatory Affairs (small molecule focus)

Hiring Landscape

$70K-$213K

Total hiring across the gastro ecosystem is 1,818 jobs, dominated by engineering (434) and commercial roles (269). Roche leads absolute hiring at 377 roles, followed by Johnson & Johnson (323) and GE HealthCare (293), reflecting broad medical device and diagnostic involvement alongside pharma. AbbVie's gastro-specific hiring (78 jobs) is modest relative to its portfolio dominance.

1,818
Open Roles
4
Companies Hiring
3
Departments

Top Hiring Companies

377Growing
293Stable
78Stable

By Department

Engineering(24%)
$169K
Commercial(15%)
$176K
Manufacturing(10%)
$213K

Manufacturing and commercial roles command premium salaries ($213K and $176K respectively), but total gastro-pharma hiring is concentrated in Roche and J&J, not pure-play GI companies.

Competitive Landscape

38 companies ranked by most advanced pipeline stage

ViiV Healthcare
ViiV HealthcareNC - Durham
5 programs
3
1
1
Paroxetine CRPhase 4
GW876008 and GSK561679Phase 2
GSK3179106Phase 1
GSK3179106Phase 1
GSK3352589Phase 1
Astellas
AstellasChina - Shenyang
3 programs
1
2
RamosetronPhase 41 trial
RamosetronPhase 41 trial
YM060Phase 35 trials
Active Trials
NCT00189696Completed
NCT01736423Completed151Est. May 2014
NCT01394653Completed36Est. Aug 2011
+4 more trials
Bayer
BayerLEVERKUSEN, Germany
2 programs
1
1
Iberogast® and Iberogast® NPhase 41 trial
STW5Phase 31 trial
Active Trials
NCT01940848Completed243Est. Oct 2017
NCT04656730Completed68Est. Jan 2023
Medica Corp
Medica CorpMA - Bedford
1 program
1
Saccharomyces Boulardii 250 MGPhase 41 trial
Active Trials
NCT04627337Completed71Est. Aug 2018
Prevail Therapeutics
1 program
1
duloxetinePhase 41 trial
Active Trials
NCT00401258Completed15Est. Feb 2008
AbbVie
AbbVieNORTH CHICAGO, IL
3 programs
2
1
25mg EluxadolinePhase 31 trial
AGN 203818Phase 21 trial
EluxadolinePhase 21 trial
Active Trials
NCT00441766Terminated213Est. Feb 2008
NCT03339128Recruiting95Est. Dec 2026
NCT04880876Enrolling By Invitation124Est. Dec 2032
Human BioSciences
1
MesalaminePhase 31 trial
Active Trials
NCT01412372Completed61Est. Apr 2019
Hamlet Biopharma
1
FMT capsulesPhase 2/31 trial
Active Trials
NCT02788071Completed52Est. Jul 2017
Biocorp
3 programs
1
L. acidophilus CL1285® + L. casei LBC80R® + L. rhamnosus CLR2®Phase 21 trial
Confocal Laser EndomicroscopyN/A1 trial
multispecies probioticN/A1 trial
Active Trials
NCT06792838Not Yet Recruiting200Est. Sep 2034
NCT00702026Completed40Est. Dec 2011
NCT01545037Completed117Est. Jan 2015
Lexicon Pharmaceuticals
1
2
250 mg LX1033 tabletsPhase 21 trial
LX1031 High DosePhase 21 trial
250 mg capsulePhase 11 trial
Active Trials
NCT01411800Completed28Est. May 2012
NCT01494233Completed373
NCT00813098Completed155Est. Aug 2010
Abbott
AbbottABBOTT PARK, IL
2 programs
1
Itopride HCI 50 mgPhase 21 trial
IBSN/A1 trial
Active Trials
NCT03549143Completed1,000Est. Apr 2019
NCT01027260Completed268Est. Sep 2010
Pfizer
PfizerNEW YORK, NY
2 programs
2
PD-217,014Phase 21 trial
PregabalinPhase 21 trial
Active Trials
NCT00139672Completed330Est. Feb 2005
NCT00977197Completed85Est. Jun 2015
Bausch Health
Bausch HealthQUEBEC, Quebec, Canada
2 programs
2
crofelemerPhase 21 trial
crofelemerPhase 21 trial
Active Trials
NCT00461526Completed240Est. Dec 2007
NCT00101725Completed245Est. Nov 2005
Sandoz
SandozAustria - Kundl
1 program
1
DNK333Phase 21 trial
Active Trials
NCT00699166Completed135Est. Sep 2005
Young BioPharma
1
DoxepinPhase 21 trial
Active Trials
NCT01268709Completed
Menarini
MenariniGermany - Dresden
1 program
1
IbodutantPhase 21 trial
Active Trials
NCT00761007Completed554Est. Mar 2009
Dong-A ST
1 program
1
DA-6886Phase 11 trial
Active Trials
NCT01633723Completed105Est. Apr 2014
JSC Valenta Pharmaceuticals
1
Trimedat®Phase 11 trial
Active Trials
NCT07421011Recruiting36Est. Dec 2026
Angeles Therapeutics
Angeles TherapeuticsCA - Los Angeles
5 programs
BodiMojo Buddy for IBSN/A1 trial
IBS Stress ManagementN/A1 trial
Peripheral Electrical Nerve Field StimulationN/A1 trial
Phenotyping IBS: Perceptions and Modulations of Visceral SensationsN/A1 trial
Stress Management and Resilience Training ProgramN/A1 trial
Active Trials
NCT03138980Completed26Est. Sep 2016
NCT00368771Completed163Est. May 2010
NCT04428619Completed15Est. Feb 2023
+2 more trials
Innovation Pharmaceuticals
3 programs
Activia®N/A1 trial
Gastrointestinal Symptoms in Healthy Subjects and Patients With Irritable Bowel SyndromeN/A1 trial
LCA symbiotic fermented milkN/A1 trial
Active Trials
NCT01252550Completed100Est. Aug 2014
NCT01457378Completed200Est. Nov 2011
NCT02391220Completed76Est. Jan 2013
Medtronic
MedtronicNJ - Phillipsburg
3 programs
Sacral nerve stimulationN/A1 trial
SubsensoryN/A1 trial
sacral nerve stimulationN/A1 trial
Active Trials
NCT00919672Completed21Est. Nov 2013
NCT01948973Completed21Est. Mar 2018
NCT01950715Completed21Est. Mar 2018
Nordic Pharma
Nordic PharmaFrance - Paris
2 programs
Probiotic Bifidobacterium lactisN/A1 trial
Probiotics and microcapsulated sodium butyrateN/A1 trial
Active Trials
NCT05064930Completed120Est. Jul 2022
NCT05013060Completed120Est. Jan 2024
Plus Therapeutics
2 programs
L. acidophilus CL1285® + L. casei LBC80R® + L. rhamnosus CLR2®PHASE_2
Skal ProPHASE_41 trial
Active Trials
NCT06271538RecruitingEst. Nov 2025
Biocodex
1 program
Bifidobacterium longum 35624N/A1 trial
Active Trials
NCT04662502Completed220Est. Jun 2020
Medice
1 program
Bifidobacterium longum 35624N/A1 trial
Active Trials
NCT04859075Terminated37Est. Nov 2021
Colorado Therapeutics
Colorado TherapeuticsCO - Louisville
1 program
Chitin FiberN/A1 trial
Active Trials
NCT06397924Completed18Est. Aug 2024
IQVIA
IQVIADURHAM, NC
1 program
Colilen IBSN/A1 trial
Active Trials
NCT05016024Completed71Est. Feb 2023
Meliora Therapeutics
Confocal Laser EndomicroscopyN/A
Cook Medical
Cook MedicalIN - Bloomington
1 program
Confocal Laser EndomicroscopyN/A
Genetic Analysis
Genetic AnalysisNorway - Oslo
1 program
Dietary lowFODMAP interventionN/A1 trial
Active Trials
NCT04296552Unknown200Est. Dec 2023

+8 more companies

Trial Timeline

Clinical trial activity over time

2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
Plus TherapeuticsSkal Pro
BayerIberogast® and Iberogast® N
Medica CorpSaccharomyces Boulardii 250 MG
AstellasRamosetron
AstellasRamosetron
Prevail Therapeuticsduloxetine
SanofiBacillus clausii
AbbVie25mg Eluxadoline
BayerSTW5
AstellasYM060
Human BioSciencesMesalamine
Hamlet BiopharmaFMT capsules
Seed TherapeuticsDS-01
AbbVieEluxadoline
BiocorpL. acidophilus CL1285® + L. casei LBC80R® + L. rhamnosus CLR2®

Showing 15 of 48 trials with date data

Clinical Trials (50)

Total enrollment: 7,682 patients across 50 trials

Evaluation of Efficacy of Skål Pro Powder on Symptoms of Irritable Bowel Syndrome

Start: Oct 2024Est. completion: Nov 2025
Phase 4Recruiting
NCT04656730BayerIberogast® and Iberogast® N

Effect of STW5 (Iberogast ®) and STW5-II (Iberogast N®) on Transit and Tolerance of Intestinal Gas

Start: Sep 2020Est. completion: Jan 202368 patients
Phase 4Completed
NCT04627337Medica CorpSaccharomyces Boulardii 250 MG

Efficacy and Safety of Saccharomyces Boulardii in the Treatment of Small Intestinal Bacterial Overgrowth

Start: Feb 2017Est. completion: Aug 201871 patients
Phase 4Completed

A Study to Evaluate Efficacy of Ramosetron on Diarrhea-predominant Irritable Bowel Syndrome (IBS) in Male Patients

Start: Oct 2010Est. completion: Aug 2011296 patients
Phase 4Completed

A Preliminary Study to Explore Clinical Endpoints in Patients (Male) With Diarrhea-predominant Irritable Bowel Syndrome

Start: Jun 2009Est. completion: Dec 200998 patients
Phase 4Completed

An Open-Label Trial of Duloxetine for the Treatment of Irritable Bowel Syndrome

Start: Nov 2006Est. completion: Feb 200815 patients
Phase 4Completed
NCT00331994SanofiBacillus clausii

EFESO - EFficacy Enterogermina Small Intestinal Bacterial Overgrowth

Start: Apr 2006Est. completion: Jul 2008250 patients
Phase 4Completed

Phase 3 Study of YM060 in Patients With Diarrhea-predominant Irritable Bowel Syndrome (d-IBS)

Phase 3Completed
NCT04880876AbbVie25mg Eluxadoline

A Study Evaluating Oral Eluxadoline Administered to Pediatric Participants With Irritable Bowel Syndrome With Diarrhea (IBS-D)

Start: Aug 2021Est. completion: Dec 2032124 patients
Phase 3Enrolling By Invitation

Efficacy/Safety Study to Confirm Iberogast's Efficacy in Patients With Irritable Bowel Syndrome Diagnosed on ROME III Criteria Compared to Placebo

Start: Oct 2013Est. completion: Oct 2017243 patients
Phase 3Completed

A Long Term Study of YM060 in Female Patients With Diarrhea-predominant Irritable Bowel Syndrome

Start: Sep 2012Est. completion: May 2014151 patients
Phase 3Completed

The Effect of Long-Acting Mesalamine on Post-Infective Irritable Bowel Syndrome- A Pilot Study

Start: Jun 2010Est. completion: Apr 201961 patients
Phase 3Completed

Effect of Fecal Microbiota Transplantation in Irritable Bowel Syndrome

Start: Oct 2016Est. completion: Jul 201752 patients
Phase 2/3Completed

Effect of Doxepin and Nortriptyline on Irritable Bowel Syndrome

Phase 2Completed

SH-DS01 on Fecal Metagenomic Stability

Start: Oct 2020Est. completion: Oct 2022
Phase 2Completed

Study to Explore the Therapeutic Effect of Eluxadoline in Treating Irritable Bowel Syndrome With Diarrhea in Children

Start: Nov 2017Est. completion: Dec 202695 patients
Phase 2Recruiting
NCT01545037BiocorpL. acidophilus CL1285® + L. casei LBC80R® + L. rhamnosus CLR2®

Effect of BIO-K+ on Symptoms of Irritable Bowel Syndrome

Start: Jul 2012Est. completion: Jan 2015117 patients
Phase 2Completed

Mesalazine Treatment in IBS (The MIBS Study)

Start: Apr 2012Est. completion: Feb 2017211 patients
Phase 2Completed

A Multi-Center Trial to Determine the Safety and Efficacy of LX1033 in Subjects With Diarrhea-Predominant Irritable Bowel Syndrome

Start: Feb 2012373 patients
Phase 2Completed

A Placebo-Controlled Trial of Pregabalin (Lyrica) for Irritable Bowel Syndrome

Start: Mar 2010Est. completion: Jun 201585 patients
Phase 2Completed

Study of LX1031 in Subjects With Non-Constipating Irritable Bowel Syndrome

Start: Dec 2008Est. completion: Aug 2010155 patients
Phase 2Completed

Ibodutant for Relief of Irritable Bowel Syndrome (IRIS)

Start: Jul 2008Est. completion: Mar 2009554 patients
Phase 2Completed
NCT01027260AbbottItopride HCI 50 mg

Study to Evaluate the Role of Itopride HCI in Patients With Irritable Bowel Syndrome With Predominant Constipation

Start: Jun 2008Est. completion: Sep 2010268 patients
Phase 2Completed
NCT00511563GSKGW876008 and GSK561679

A Study In Patients With Irritable Bowel Syndrome To Measure Hormone Response After Dosing With GW876008 And Gsk561679

Start: Aug 20070
Phase 2Withdrawn

Safety and Efficacy of Oral AGN 203818 for the Relief of Irritable Bowel Syndrome Pain

Start: Mar 2007Est. completion: Feb 2008213 patients
Phase 2Terminated

Diarrhea Predominant Irritable Bowel Syndrome in Females

Start: Oct 2006Est. completion: Dec 2007240 patients
Phase 2Completed

Phase 2 Study of MD-1100 Acetate on Gastrointestinal Transit in Patients With C-IBS

Start: Jan 2006Est. completion: Sep 200636 patients
Phase 2Completed

A Study of YM060 in Diarrhea-predominant Irritable Bowel Syndrome (d-IBS)

Start: Mar 2005Est. completion: Dec 2005691 patients
Phase 2Completed

A Study of Crofelemer to Treat Diarrhea Irritable Bowel Syndrome

Start: Dec 2004Est. completion: Nov 2005245 patients
Phase 2Completed

Efficacy, Safety and Tolerability of DNK333 (25 and 100 mg Bid) in Women With Diarrhea-Predominant Irritable Bowel Syndrome (IBS-D)

Start: Apr 2004Est. completion: Sep 2005135 patients
Phase 2Completed

A Study To Investigate The Effect Of PD-217,014 On Abdominal Pain/Discomfort In Patients With IBS.

Start: Jan 2004Est. completion: Feb 2005330 patients
Phase 2Completed

Pharmacokinetics, Bioequivalence, and Safety Study of Trimedat® 76,95 mg Orally Disintegrating Tablets and Trimedat® 100 mg Tablets in Healthy Volunteers.

Start: Nov 2025Est. completion: Dec 202636 patients
Phase 1Recruiting

Phase I Clinical Trial of DA-6886 in Healthy Male Subjects

Start: Aug 2012Est. completion: Apr 2014105 patients
Phase 1Completed

An Open-Label Study of Two Formulations of LX1033 in Healthy Human Subjects

Start: Aug 2011Est. completion: May 201228 patients
Phase 1Completed

A Study to Compare Oral Absorption of YM060 Between Orally-disintegrating Tablet and Conventional Tablet Under With Water Intake

Start: Jul 2011Est. completion: Aug 201136 patients
Phase 1Completed

A Study to Compare Oral Absorption of YM060 Between Orally-disintegrating Tablet (Without Water) and Conventional Tablet

Start: Apr 2011Est. completion: May 201136 patients
Phase 1Completed
NCT06792838BiocorpConfocal Laser Endomicroscopy

Endomicroscopic Evaluation of Food-induced Gastrointestinal Mucosal Alteration

Start: Mar 2025Est. completion: Sep 2034200 patients
N/ANot Yet Recruiting
NCT05124262City TherapeuticsLow- FODMAPdiet group intervention

Effect of a Low- Fermentable-Oligo-Di- Monosaccharides and Polyols Diet Group Intervention on IBS Symptoms and Fatigue

Start: Apr 2024Est. completion: Mar 2026
N/ANot Yet Recruiting

Edible Insects: Good for the Gut and the Globe

Start: Jul 2023Est. completion: Aug 202418 patients
N/ACompleted
NCT05064930Nordic PharmaProbiotic Bifidobacterium lactis

The Efficacy of Single-strain Probiotics in Patients With Irritable Bowel Syndrome

Start: Sep 2021Est. completion: Jul 2022120 patients
N/ACompleted
NCT05016024IQVIAColilen IBS

Administration of a Molecular Complex of Resins, Polysaccharides and Polyphenols in Irritable Bowel Syndrome.

Start: Aug 2021Est. completion: Feb 202371 patients
N/ACompleted
NCT04859075MediceBifidobacterium longum 35624

Efficacy and Safety of Alflorex Bei Reizdarm in Patients With Irritable Bowel Syndrome

Start: May 2021Est. completion: Nov 202137 patients
N/ATerminated
NCT05013060Nordic PharmaProbiotics and microcapsulated sodium butyrate

The Efficacy of Sodium Butyrate and Probiotics in Patients With Irritable Bowel Syndrome

Start: Apr 2021Est. completion: Jan 2024120 patients
N/ACompleted
NCT04428619Angeles TherapeuticsPeripheral Electrical Nerve Field Stimulation

Percutaneous Electrical Nerve Field Stimulation for Adults With Irritable Bowel Syndrome

Start: Aug 2020Est. completion: Feb 202315 patients
N/ACompleted
NCT04296552Genetic AnalysisDietary lowFODMAP intervention

Brain-Gut-Microbiota Interaction in IBS

Start: May 2019Est. completion: Dec 2023200 patients
N/AUnknown
NCT04662502BiocodexBifidobacterium longum 35624

Efficacy of Bifidobacterium Longum 35624 on the Quality of Life of IBS Patients With Different Symptom Severity

Start: Nov 2018Est. completion: Jun 2020220 patients
N/ACompleted
NCT03454386Angeles TherapeuticsStress Management and Resilience Training Program

SMART Program in Irritable Bowel Syndrome (IBS)

Start: Jul 2018Est. completion: Feb 202039 patients
N/ACompleted

Multicenter Observational Prospective Study to Describe Irritable Bowel Syndrome in the Russian Federation

Start: Dec 2017Est. completion: Apr 20191,000 patients
N/ACompleted
NCT03138980Angeles TherapeuticsBodiMojo Buddy for IBS

Mobile Self-Management of Irritable Bowel Syndrome for Adolescents

Start: Jan 2016Est. completion: Sep 201626 patients
N/ACompleted
NCT02693730Angeles TherapeuticsPhenotyping IBS: Perceptions and Modulations of Visceral Sensations

Phenotyping IBS: Perceptions and Modulations of Visceral Sensations

Start: Jan 2016Est. completion: Jun 2021198 patients
N/ACompleted

Related Jobs in Gastroenterology

Phase Legend

PreclinicalLab & animal studies
Phase 1Safety & dosing
Phase 2Efficacy testing
Phase 3Large-scale trials
On MarketApproved & available

Key Insights

4 late-stage (Phase 3) programs, potential near-term approvals
3 actively recruiting trials targeting 7,682 patients
30 companies competing in this space

The information on this page is for informational purposes only and should not be used as a substitute for professional medical advice. Drug information is sourced from FDA, DailyMed, and other government databases. Adverse event data from FAERS does not establish causation. Always consult a healthcare professional for medical decisions.