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Last Updated: January 20, 2025

Investigational Drug Information for Linerixibat


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What is the development status for investigational drug Linerixibat?

Linerixibat is an investigational drug.

There have been 7 clinical trials for Linerixibat. The most recent clinical trial was a Phase 1 trial, which was initiated on August 27th 2021.

The most common disease conditions in clinical trials are Pruritus, Cholestasis, and Liver Cirrhosis, Biliary. The leading clinical trial sponsors are GlaxoSmithKline and [disabled in preview].

There are three US patents protecting this investigational drug and sixty-eight international patents.

Recent Clinical Trials for Linerixibat
TitleSponsorPhase
Food Effect Study of Linerixibat Tablets in Healthy Adult ParticipantsGlaxoSmithKlinePhase 1
Phase I Study of Linerixibat in Adults With Moderate Hepatic Impairment and Healthy ControlsGlaxoSmithKlinePhase 1
Linerixibat and Obeticholic Acid Drug Interaction Study in Healthy Adult ParticipantsGlaxoSmithKlinePhase 1

See all Linerixibat clinical trials

Clinical Trial Summary for Linerixibat

Top disease conditions for Linerixibat
trials011223344PruritusCholestasisLiver Cirrhosis, BiliaryCholangitis[disabled in preview]
Top clinical trial sponsors for Linerixibat
trials01234567GlaxoSmithKline[disabled in preview]

See all Linerixibat clinical trials

US Patents for Linerixibat

DrugnamePatent NumberPatent TitlePatent AssigneeEstimated Expiration
Linerixibat ⤷  Subscribe Methods for treating cholestasis MIRUM PHARMACEUTICALS, INC. (Foster City, CA) ⤷  Subscribe
Linerixibat ⤷  Subscribe Chemical compounds GlaxoSmithKline LLC (Wilmington, New Castle, DE) ⤷  Subscribe
Linerixibat ⤷  Subscribe Synthesis of benzothiazepines GlaxoSmithKline Intellectual Property No 2 Ltd ⤷  Subscribe
>Drugname>Patent Number>Patent Title>Patent Assignee>Estimated Expiration
Showing 1 to 3 of 3 entries

International Patents for Linerixibat

DrugnameCountryDocument NumberEstimated ExpirationRelated US Patent
Linerixibat Australia AU2020221239 2039-02-12 ⤷  Subscribe
Linerixibat Australia AU2020221834 2039-02-12 ⤷  Subscribe
Linerixibat Australia AU2020223022 2039-02-12 ⤷  Subscribe
Linerixibat Brazil BR112021015799 2039-02-12 ⤷  Subscribe
Linerixibat Brazil BR112021015809 2039-02-12 ⤷  Subscribe
Linerixibat Brazil BR112021015815 2039-02-12 ⤷  Subscribe
>Drugname>Country>Document Number>Estimated Expiration>Related US Patent
Showing 1 to 6 of 6 entries

Linerixibat: A Promising Treatment for Cholestatic Pruritus in Primary Biliary Cholangitis (PBC)

Introduction

Linerixibat, an investigational drug developed by GlaxoSmithKline (GSK), is poised to revolutionize the treatment of cholestatic pruritus associated with Primary Biliary Cholangitis (PBC). Here, we delve into the latest development updates and market projections for this promising drug candidate.

Mechanism of Action

Linerixibat is a small molecule that acts by inhibiting the ileal bile acid transporter (IBAT), a protein responsible for recycling bile acids from the intestines back to the liver. By blocking IBAT, linerixibat promotes the excretion of bile acids through the stool, thereby reducing their buildup in the liver and blood, which is a key factor in alleviating the intense itching associated with PBC[1][2][3].

Clinical Trials and Development

Phase 3 GLISTEN Trial

The Phase 3 GLISTEN trial (NCT04950127) has been a significant milestone in the development of linerixibat. This trial enrolled 238 adults with PBC and moderate to severe pruritus, who were randomly assigned to receive either linerixibat (40 mg twice a day) or a placebo. The study allowed participants to continue on their stable regimen of recommended anti-itch therapies. The trial met its primary goal, showing a significant reduction in monthly itch scores over a six-month period compared to the placebo group[1].

Previous Trials

Earlier, the Phase 2b GLIMMER trial (NCT02966834) also demonstrated the efficacy of linerixibat in easing pruritus and improving the quality of life for adults with PBC. These positive results have been consistent across various trials, indicating the potential of linerixibat as a treatment for PBC-related itching[1][2].

Regulatory Milestones

Linerixibat has been granted orphan drug designation in both the United States and the European Union for the treatment of PBC and associated cholestatic pruritus. This designation provides regulatory support and financial incentives to accelerate the drug's development[1][2].

Safety and Efficacy

Preliminary safety results from the GLISTEN trial have been consistent with previous studies, indicating a favorable safety profile for linerixibat. The ongoing and completed trials have shown that the drug is well-tolerated, with no major safety issues reported[1][3].

Market Projections

Revenue Forecasts

According to GlobalData's Expiry Model, the revenue for linerixibat is expected to reach an annual total of $38 million by 2035 in the United States. This forecast is based on the drug's revenue projections and estimated costs, which are used to measure the net present value (NPV) of the investment opportunity in linerixibat[5].

Market Assessment

The market for PBC treatments is expected to grow significantly due to increasing healthcare spending and extensive research in the field. Linerixibat, being the first global therapy specifically developed to treat itch in PBC, is poised to capture a substantial share of this market. The drug's potential dominance is further supported by the lack of effective treatments currently available for cholestatic pruritus[2][3].

Competitive Landscape

Linerixibat faces competition from other emerging therapies for PBC, but its unique mechanism of action and positive clinical trial results position it as a leading candidate. The launch of late-stage emerging therapies in the near future will significantly impact the market, but linerixibat's orphan drug designation and favorable clinical data give it a competitive edge[2].

Patient Impact

Quality of Life

"Linerixibat has the potential to be the first global therapy specifically developed to treat itch in PBC," said Kaivan Khavandi, MD, PhD, senior vice president and global head, respiratory/immunology R&D at GSK. "These positive data suggest that [linerixibat] could have a place in supporting patients whose quality of life is significantly affected in multiple ways by persistent itching."[1]

Access and Participation

The GLISTEN trial's innovative approach, allowing remote participation, has been particularly beneficial for patients in rural areas who would otherwise face significant barriers to participating in clinical trials. This accessibility is expected to enhance patient enrollment and retention in future studies[1].

Future Outlook

Long-Term Safety and Tolerability

Patients who complete previous linerixibat trials have the option to continue treatment in an open-label Phase 3 study (NCT04167358) that will evaluate the long-term safety and tolerability of the drug. This ongoing study will provide valuable insights into the sustained efficacy and safety of linerixibat over an extended period[1].

Global Reach

By 2030, it is predicted that more than 240,000 people worldwide with PBC will experience relentless itching requiring treatment. Linerixibat's global development and potential approval will address this significant unmet need, improving the lives of patients globally[1].

Key Takeaways

  • Mechanism of Action: Linerixibat inhibits the ileal bile acid transporter (IBAT), reducing bile acid buildup and alleviating itching in PBC patients.
  • Clinical Trials: The Phase 3 GLISTEN trial and previous Phase 2b GLIMMER trial have shown significant reductions in itching and improvements in quality of life.
  • Regulatory Milestones: Orphan drug designation in the US and EU provides regulatory support and financial incentives.
  • Market Projections: Expected annual revenue of $38 million by 2035 in the US, with a growing market due to increasing healthcare spending.
  • Patient Impact: Potential to significantly improve quality of life for PBC patients suffering from relentless itching.

FAQs

What is linerixibat and how does it work?

Linerixibat is an oral medication that inhibits the ileal bile acid transporter (IBAT), promoting the excretion of bile acids through the stool and reducing their buildup in the liver and blood, thereby alleviating itching associated with PBC.

What are the key findings from the GLISTEN trial?

The GLISTEN trial showed a significant reduction in monthly itch scores over a six-month period compared to the placebo group, meeting the study's primary goal.

What is the current regulatory status of linerixibat?

Linerixibat has been granted orphan drug designation in both the United States and the European Union for the treatment of PBC and associated cholestatic pruritus.

What are the market projections for linerixibat?

The revenue for linerixibat is expected to reach an annual total of $38 million by 2035 in the United States, according to GlobalData's Expiry Model.

How does linerixibat impact the quality of life for PBC patients?

Linerixibat has the potential to significantly improve the quality of life for PBC patients by alleviating the relentless itching associated with the condition, which can affect patients in multiple ways.

What future studies are planned for linerixibat?

An open-label Phase 3 study is ongoing to evaluate the long-term safety and tolerability of linerixibat, providing valuable insights into its sustained efficacy and safety.

Sources

  1. Liver Disease News: "Linerixibat eases 'relentless' PBC itching in Phase 3 trial, meeting goal"
  2. Business Wire: "Linerixibat: An Investigational Product for the Treatment of Cholestatic Pruritus in Patients with PBC"
  3. Pharmaceutical Technology: "Risk Adjusted Net Present Value: What is the current valuation of GSK's Linerixibat"
  4. GSK: "Pipeline"
  5. Pharmaceutical Technology: "What is the current valuation of GSK's Linerixibat"

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