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Irritable Bowel Syndrome With Constipation

Gastroenterology
3
Pipeline Programs
8
Companies
16
Clinical Trials
1 recruiting
0
Approved Products

Pipeline by Development Stage

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

Drug Modality Breakdown

Peptide
3100%
+ 11 programs with unclassified modality

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

6 companies ranked by most advanced pipeline stage

AbbVie
AbbVieNORTH CHICAGO, IL
2 programs
1
Irritable Bowel Syndrome with ConstipationPhase 31 trial
Virtual RealityN/A1 trial
Active Trials
NCT05796388Recruiting65Est. Jun 2026
NCT04166058Completed381Est. Jun 2025
Ardelyx
ArdelyxCA - Fremont
1 program
1
AZD1722Phase 2/35 trials
Active Trials
NCT02140281Completed71Est. Aug 2014
NCT02140268Completed65Est. Aug 2014
NCT02063386Completed26Est. May 2014
+2 more trials
Theriva Biologics
Theriva BiologicsMD - Rockville
1 program
1
SYN-010 21 mgPhase 21 trial
Active Trials
NCT03763175Terminated59Est. Oct 2020
Ironwood Pharmaceuticals
8 programs
Virtual RealityN/A
LinaclotidePHASE_2Peptide1 trial
Linaclotide AcetatePHASE_21 trial
Linaclotide Dose APHASE_21 trial
Irritable Bowel Syndrome with ConstipationPHASE_3
+3 more programs
Active Trials
NCT02559206Completed759Est. Sep 2016
NCT00460811Completed420Est. Apr 2008
NCT02559817Terminated101Est. Aug 2019
+3 more trials
Sandoz
SandozAustria - Kundl
1 program
TegaserodN/A
Takeda
TakedaTOKYO, Japan
1 program
LubiprostonePHASE_31 trial
Active Trials
NCT00380250Completed590Est. Jul 2006

Trial Timeline

Clinical trial activity over time

2021
2022
2023
2024
2025
2026
Ironwood PharmaceuticalsLinaclotide
AbbVieIrritable Bowel Syndrome with Constipation
Ironwood PharmaceuticalsLinaclotide or Matching Placebo
Ironwood PharmaceuticalsLinaclotide
TakedaLubiprostone
ArdelyxAZD1722
Theriva BiologicsSYN-010 21 mg
Ironwood PharmaceuticalsLinaclotide Dose A
Ironwood PharmaceuticalsLinaclotide
ArdelyxAZD1722
Ironwood PharmaceuticalsLinaclotide Acetate
ArdelyxAZD1722
ArdelyxAZD1722
ArdelyxAZD1722
ArdelyxAZD1722

Showing 15 of 16 trials with date data

Clinical Trials (16)

Total enrollment: 6,468 patients across 16 trials

An Open-Label, Long-term Study to Assess the Immunogenicity of LINZESS® (Linaclotide) Administered Orally to Adult Participants With Irritable Bowel Syndrome With Constipation or Chronic Idiopathic Constipation

Start: Nov 2015Est. completion: Feb 2018828 patients
Phase 4Completed
NCT04166058AbbVieIrritable Bowel Syndrome with Constipation

Long-term Safety of Linaclotide in Pediatric Participants With FC or IBS-C

Start: Nov 2019Est. completion: Jun 2025381 patients
Phase 3Completed
NCT00938717Ironwood PharmaceuticalsLinaclotide or Matching Placebo

Trial of Linaclotide in Patients With Irritable Bowel Syndrome With Constipation (IBS-C)

Start: Jul 2009Est. completion: Sep 2010805 patients
Phase 3Completed

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

Start: Sep 2008Est. completion: Mar 20121,743 patients
Phase 3Completed
NCT00380250TakedaLubiprostone

Efficacy and Safety of Lubiprostone in Patients With Irritable Bowel Syndrome With Constipation

Start: May 2005Est. completion: Jul 2006590 patients
Phase 3Completed

The Efficacy of AZD1722 in Constipation Predominant Irritable Bowel Syndrome (IBS-C)

Start: Aug 2013Est. completion: Oct 2014356 patients
Phase 2/3Completed

Efficacy and Safety of SYN-010 in IBS-C

Start: Dec 2018Est. completion: Oct 202059 patients
Phase 2Terminated

A Safety and Efficacy Study of a Range of Linaclotide Doses Administered Orally to Children Ages 7-17 Years, With Irritable Bowel Syndrome With Constipation

Start: Nov 2015Est. completion: Aug 2019101 patients
Phase 2Terminated

Trial of Linaclotide in Patients With Irritable Bowel Syndrome With Constipation (IBS-C)

Start: Oct 2015Est. completion: Sep 2016759 patients
Phase 2Completed

Dose Finding Study to Treat High Phosphate Levels in the Blood.

Start: Mar 2014Est. completion: Nov 2014162 patients
Phase 2Completed

Randomized, Double-blind, Dose-range-finding, Phase 2 Study of Linaclotide Administered to Patients With Irritable Bowel Syndrome With Constipation (IBS-C)

Start: Apr 2007Est. completion: Apr 2008420 patients
Phase 2Completed

To Evaluate the Effect of AZD1722 on the Pharmacokinetics of Oral Midazolam in Healthy Volunteers

Start: May 2014Est. completion: Aug 201465 patients
Phase 1Completed

To Assess the Effect of AZD1722 on the Pharmacokinetics of Cefadroxil in Healthy Volunteers

Start: May 2014Est. completion: Aug 201471 patients
Phase 1Completed

AZD1722 Open Label, Absorption Distribution Metabolism and Excretion Study

Start: Apr 2014Est. completion: May 201426 patients
Phase 1Completed

D5611C00003 - Food Interaction Study With AZD1722 Tablet in Healthy Subjects

Start: Mar 2013Est. completion: Oct 201337 patients
Phase 1Completed
NCT05796388AbbVieVirtual Reality

A Study of Virtual Reality and Linaclotide for IBS-C

Start: May 2024Est. completion: Jun 202665 patients
N/ARecruiting

Related Jobs in Gastroenterology

Phase Legend

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

Key Insights

1 late-stage (Phase 3) programs, potential near-term approvals
1 actively recruiting trials targeting 6,468 patients
8 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.