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Last Updated: January 20, 2025

Investigational Drug Information for Bitopertin


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What is the drug development status for Bitopertin?

Bitopertin is an investigational drug.

There have been 13 clinical trials for Bitopertin. The most recent clinical trial was a Phase 3 trial, which was initiated on December 1st 2010.

The most common disease conditions in clinical trials are Schizophrenia, Protoporphyria, Erythropoietic, and Compulsive Behavior. The leading clinical trial sponsors are Hoffmann-La Roche, Disc Medicine, Inc, and Karolinska Institutet.

Recent Clinical Trials for Bitopertin
TitleSponsorPhase
Open-Label, Long-Term Extension Study to Investigate the Safety, Tolerability, and Efficacy of DISC-1459 (Bitopertin) in Participants With EPPDisc Medicine, IncPhase 2/Phase 3
A Phase I/II, Intra-Patient Dose-Escalation Study of the Selective GlyT1 Inhibitor, Bitopertin for Steroid-Refractory Diamond-Blackfan Anemia.National Heart, Lung, and Blood Institute (NHLBI)Phase 1/Phase 2
Study of Bitopertin to Evaluate the Safety, Tolerability, Efficacy, and PPIX Concentrations in Participants With EPPDisc Medicine, IncPhase 2

See all Bitopertin clinical trials

Clinical Trial Summary for Bitopertin

Top disease conditions for Bitopertin
trials011223344556SchizophreniaProtoporphyria, ErythropoieticCompulsive Behaviorbeta-Thalassemia[disabled in preview]
Top clinical trial sponsors for Bitopertin
trials0123456789Hoffmann-La RocheDisc Medicine, IncKarolinska Institutet[disabled in preview]

See all Bitopertin clinical trials

Bitopertin: A Promising Treatment for Erythropoietic Protoporphyria (EPP) and Market Projections

Introduction to Bitopertin and EPP

Bitopertin, a drug candidate developed by Disc Medicine Inc., is poised to revolutionize the treatment of erythropoietic protoporphyria (EPP), a rare genetic disorder characterized by extreme sensitivity to light, leading to painful skin reactions. Here, we delve into the recent development updates and market projections for this promising therapy.

Current Development Status

Disc Medicine Inc. has recently announced a successful end-of-Phase 2 meeting with the U.S. Food and Drug Administration (FDA) for bitopertin in the treatment of EPP. This meeting marked a significant milestone, as it provided a clear development path forward for the drug.

  • Alignment with FDA: The FDA agreed with all proposed study parameters, including the primary endpoint of average monthly time in sunlight during the last month following a 6-month treatment period. This alignment ensures a statistically robust endpoint that captures the potential benefit of bitopertin in EPP[2][4].
  • Accelerated Approval Potential: There is a potential for accelerated approval based on existing data, utilizing the reduction of protoporphyrin IX (PPIX) as a surrogate endpoint. This could substantially expedite the drug's path to market[1][2][4].

Upcoming Clinical Trials: The APOLLO Study

Disc Medicine plans to initiate the APOLLO trial by mid-2025. Here are the key details of this trial:

  • Study Design: The APOLLO trial will be a randomized, double-blind, placebo-controlled study.
  • Patient Population: The trial will include patients with EPP and X-linked protoporphyria (XLP) aged 12 and older.
  • Dose and Duration: The study will use a 60 mg dose of bitopertin over a 6-month treatment period[2][4].

Market and Financial Implications

The positive regulatory update has significant implications for Disc Medicine's market and financial outlook.

  • Stock Performance: Following the announcement, BMO Capital Markets upgraded the price target for Disc Medicine's shares to $112 from $70, reflecting increased confidence in the company's progress. The stock has shown impressive momentum, with a 26.91% return over the past week and a 95.54% return over the last six months[5].
  • Financial Flexibility: Despite not being currently profitable, Disc Medicine holds more cash than debt on its balance sheet, providing financial flexibility as it advances its pipeline, including bitopertin and other treatments like DISC-0974 for myelofibrosis (MF) anemia[5].

Market Projections and Analyst Outlook

Analysts are optimistic about the future of bitopertin and its impact on the management of EPP.

  • Probability of Success: BMO Capital Markets has increased the probability of success (PoS) for bitopertin to 80%, anticipating approval through an accelerated pathway. This optimism is driven by the strong preliminary efficacy signals and the potential for expedited regulatory approval[5].
  • Transformative Therapy: Bitopertin is seen as a transformative therapy for EPP, a condition with significant unmet needs. The drug's ability to increase sunlight tolerance without pain is a critical quality-of-life metric for patients, positioning it for premium pricing if approved[5].

Competitive Landscape and Market Penetration

Given EPP's orphan disease status and the current lack of effective treatments, bitopertin is well-positioned for strong market penetration.

  • Orphan Disease Status: The orphan disease designation for EPP allows for potential premium pricing, which could lead to significant revenue generation for Disc Medicine if bitopertin is approved[4].
  • Single Pivotal Trial: The requirement for a single pivotal trial rather than multiple studies represents significant cost savings and a faster path to commercialization, further de-risking the program[4].

Conclusion

Bitopertin is on a promising trajectory, with a clear development path and potential for accelerated approval. The alignment with the FDA on study parameters and the use of PPIX reduction as a surrogate endpoint are critical steps toward bringing this therapy to market. As the APOLLO trial approaches, the market is increasingly optimistic about the drug's future, reflecting in the upgraded stock targets and positive analyst outlook.

Key Takeaways

  • Clear Development Path: Bitopertin has a clear development path forward following a successful end-of-Phase 2 meeting with the FDA.
  • Accelerated Approval Potential: The drug has the potential for accelerated approval based on existing data and using PPIX reduction as a surrogate endpoint.
  • APOLLO Trial: The upcoming APOLLO trial will be a randomized, double-blind, placebo-controlled study in EPP and XLP patients aged 12+.
  • Market Optimism: Analysts are optimistic, with upgraded stock targets and a high probability of success.
  • Financial Flexibility: Disc Medicine has the financial flexibility to advance its pipeline.

FAQs

  1. What is bitopertin, and what is it used for?

    • Bitopertin is a drug candidate under development by Disc Medicine Inc. for the treatment of erythropoietic protoporphyria (EPP) and other related conditions.
  2. What was the outcome of the end-of-Phase 2 meeting with the FDA?

    • The meeting resulted in alignment with the FDA across all proposed study parameters, including the primary endpoint and potential for accelerated approval using PPIX reduction as a surrogate endpoint.
  3. What is the APOLLO trial, and when is it expected to start?

    • The APOLLO trial is a randomized, double-blind, placebo-controlled study of a 60 mg dose of bitopertin in EPP and XLP patients aged 12+. It is expected to start by mid-2025.
  4. Why is bitopertin considered a transformative therapy for EPP?

    • Bitopertin is considered transformative because it addresses a critical quality-of-life metric for EPP patients by increasing their tolerance to sunlight without pain.
  5. What are the financial implications of the recent regulatory update for Disc Medicine?

    • The positive regulatory update has led to an upgraded stock target and increased investor optimism, despite the company not being currently profitable. Disc Medicine has more cash than debt, providing financial flexibility to advance its pipeline.

Sources

  1. Disc Medicine Announces Successful End of Phase 2 Meeting with FDA for Bitopertin in Erythropoietic Protoporphyria (EPP), Including Potential for Accelerated Approval. Disc Medicine Inc.
  2. Disc Medicine Announces Successful End of Phase 2 Meeting with FDA for Bitopertin in Erythropoietic Protoporphyria (EPP), Including Potential for Accelerated Approval. Biospace.
  3. Net Present Value Model: Disc Medicine Inc's Bitopertin - GlobalData. GlobalData.
  4. Disc Medicine Announces Successful End of Phase 2 Meeting with FDA for Bitopertin in Erythropoietic Protoporphyria (EPP), Including Potential for Accelerated Approval. Stock Titan.
  5. Disc Medicine stock target upgraded on bitopertin prospects. Investing.com.

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