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Last Updated: December 23, 2024

Ripretinib - Generic Drug Details


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What are the generic drug sources for ripretinib and what is the scope of freedom to operate?

Ripretinib is the generic ingredient in one branded drug marketed by Deciphera Pharms and is included in one NDA. There are thirty-five patents protecting this compound. Additional information is available in the individual branded drug profile pages.

Ripretinib has eighty-seven patent family members in twenty-three countries.

One supplier is listed for this compound.

Summary for ripretinib
International Patents:87
US Patents:35
Tradenames:1
Applicants:1
NDAs:1
Finished Product Suppliers / Packagers: 1
Raw Ingredient (Bulk) Api Vendors: 33
Clinical Trials: 12
Patent Applications: 112
What excipients (inactive ingredients) are in ripretinib?ripretinib excipients list
DailyMed Link:ripretinib at DailyMed
DrugPatentWatch® Estimated Loss of Exclusivity (LOE) Date for ripretinib
Generic Entry Date for ripretinib*:
Constraining patent/regulatory exclusivity:
Dosage:
TABLET;ORAL

*The generic entry opportunity date is the latter of the last compound-claiming patent and the last regulatory exclusivity protection. Many factors can influence early or later generic entry. This date is provided as a rough estimate of generic entry potential and should not be used as an independent source.

Recent Clinical Trials for ripretinib

Identify potential brand extensions & 505(b)(2) entrants

SponsorPhase
PfizerPhase 1/Phase 2
Asan Medical CenterPhase 2
Theseus PharmaceuticalsPhase 1/Phase 2

See all ripretinib clinical trials

US Patents and Regulatory Information for ripretinib

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Deciphera Pharms QINLOCK ripretinib TABLET;ORAL 213973-001 May 15, 2020 RX Yes Yes 12,023,325 ⤷  Subscribe ⤷  Subscribe
Deciphera Pharms QINLOCK ripretinib TABLET;ORAL 213973-001 May 15, 2020 RX Yes Yes 11,344,536 ⤷  Subscribe ⤷  Subscribe
Deciphera Pharms QINLOCK ripretinib TABLET;ORAL 213973-001 May 15, 2020 RX Yes Yes RE48731 ⤷  Subscribe ⤷  Subscribe
Deciphera Pharms QINLOCK ripretinib TABLET;ORAL 213973-001 May 15, 2020 RX Yes Yes 11,793,795 ⤷  Subscribe Y ⤷  Subscribe
Deciphera Pharms QINLOCK ripretinib TABLET;ORAL 213973-001 May 15, 2020 RX Yes Yes 11,266,635 ⤷  Subscribe ⤷  Subscribe
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

EU/EMA Drug Approvals for ripretinib

Company Drugname Inn Product Number / Indication Status Generic Biosimilar Orphan Marketing Authorisation Marketing Refusal
Deciphera Pharmaceuticals (Netherlands) B.V. Qinlock ripretinib EMEA/H/C/005614
Qinlock is indicated for the treatment of adult patients with advanced gastrointestinal stromal tumour (GIST) who have received prior treatment with three or more kinase inhibitors, including imatinib.
Authorised no no yes 2021-11-18
>Company >Drugname >Inn >Product Number / Indication >Status >Generic >Biosimilar >Orphan >Marketing Authorisation >Marketing Refusal

International Patents for ripretinib

Country Patent Number Title Estimated Expiration
Brazil 112022002609 MÉTODOS DE TRATAMENTO DE TUMORES ESTROMAIS GASTROINTESTINAIS ⤷  Subscribe
Mexico 2009002814 INHIBIDORES DE CINASA UTILES PARA EL TRATAMIENTO DE ENFERMEDADES PROLIFERATIVAS. (KINASE INHIBITORS USEFUL FOR THE TREATMENT OF PROLIFERATIVE DISEASES.) ⤷  Subscribe
European Patent Office 4022617 EFFACEMENT DE MÉMOIRE (ERASING MEMORY) ⤷  Subscribe
World Intellectual Property Organization (WIPO) 2008033999 ⤷  Subscribe
Brazil PI0716844 INIDORES DE QUINASE ÚTEIS PARA O TRATAMENTO DE DOENÇAS PROLIFERATIVAS ⤷  Subscribe
>Country >Patent Number >Title >Estimated Expiration

Ripretinib Market Analysis and Financial Projection Experimental

Market Dynamics and Financial Trajectory for Ripretinib (Qinlock)

Introduction

Ripretinib, marketed as Qinlock, is a broad-spectrum KIT and PDGFRA switch-control tyrosine kinase inhibitor (TKI) approved for the treatment of adult patients with advanced gastrointestinal stromal tumors (GIST) who have received prior treatment with imatinib, sunitinib, and regorafenib. Here, we delve into the market dynamics and financial trajectory of this drug.

Clinical Efficacy and Market Need

Ripretinib has demonstrated significant clinical efficacy in the fourth-line treatment of advanced GIST. The global phase III INVICTUS study showed a statistically significant improvement in progression-free survival (PFS) and overall survival (OS) compared to placebo[3][4].

Unmet Need

There is a clear unmet need for effective treatments in the fourth-line setting for GIST, as patients often experience disease progression after multiple lines of therapy. Ripretinib addresses this need by delaying disease progression and potentially extending patient survival, while offering an acceptable safety profile and a convenient oral administration[4].

Market Share and Adoption

Clinical experts predict that ripretinib will become a standard of care in the fourth-line setting, with an estimated market share of 90% by year two. This high market share is driven by the lack of other viable treatment options and the clinical benefits observed in the INVICTUS trial[1].

Cost and Cost-Effectiveness

Treatment Costs

The cost of ripretinib is substantial, with an estimated cost of approximately $18,171 per patient per 28 days. This high cost is a significant factor in the drug's cost-effectiveness analysis[4].

Incremental Cost-Effectiveness Ratio (ICER)

The incremental cost-effectiveness ratio (ICER) for ripretinib compared to best supportive care (BSC) is $242,365 per quality-adjusted life-year (QALY). At this ICER, ripretinib is not considered cost-effective at a willingness-to-pay (WTP) threshold of $50,000 per QALY. A price reduction of at least 83% would be necessary for ripretinib to be considered cost-effective at this threshold[1][4].

Limitations in Cost-Effectiveness Analysis

The cost-effectiveness analysis is subject to several limitations, including the overestimation of overall survival (OS) in the sponsor's model, inappropriate characterization of treatment beyond progression, and the lack of face validity in utilities. These limitations introduce significant uncertainty into the cost-effectiveness estimates[1].

Financial Performance of Deciphera Pharmaceuticals

Deciphera Pharmaceuticals, the company behind Qinlock, has seen significant revenue growth from the drug's sales. In the first half of 2021, product revenues from Qinlock were $42.01 million, up from $4.83 million in the same period in 2020[2].

Operating Expenses and Net Loss

Despite the revenue growth, Deciphera Pharmaceuticals incurred substantial operating expenses, including research and development costs of $115.67 million and selling, general, and administrative expenses of $63.58 million for the first half of 2021. This resulted in a net loss of $131.73 million for the same period[2].

Capital Requirements

The commercialization and further development of Qinlock, as well as other drug candidates, require significant additional capital. The company must invest in commercial capabilities, infrastructure, and compliance-reporting capabilities, which adds to the financial burden[2].

Market Impact and Patient Outcomes

Patient Benefits

Ripretinib has been associated with improved health-related quality of life (HRQoL) for patients with advanced GIST. More than half of the patients reported improved HRQoL compared to prior TKIs, and the drug has been well-tolerated with minimal adverse events[4].

Real-World Evidence

A case report highlighted that a patient receiving ripretinib for over a year experienced a progressive reduction in tumor size without any adverse drug reactions, demonstrating the drug's efficacy in real-world settings[5].

Regulatory Approval and Access

Ripretinib has been approved by Health Canada for the treatment of adult patients with advanced GIST who have received prior treatment with imatinib, sunitinib, and regorafenib. The approval was based on the INVICTUS trial, which showed significant clinical benefits[4].

Future Perspectives and Challenges

Combination Therapy

There is ongoing research into the use of ripretinib in combination with other TKIs as a late-line treatment for GIST. This approach may offer new hope for patients with refractory GIST by addressing intra- and inter-tumor mutational heterogeneity[3].

Mechanism of Resistance

The mechanism of tumor resistance to ripretinib is currently unknown, which poses a challenge for long-term treatment efficacy. Further research is needed to understand and overcome this resistance[3].

Financial Sustainability

The high cost of ripretinib and the need for significant price reductions to achieve cost-effectiveness pose financial sustainability challenges. The company must balance the need for revenue with the necessity of making the drug accessible to patients[1][4].

Key Takeaways

  • Ripretinib has demonstrated significant clinical efficacy in the fourth-line treatment of advanced GIST.
  • The drug is expected to capture a high market share due to its clinical benefits and the lack of other viable options.
  • The cost-effectiveness analysis is subject to several limitations, making the ICER highly uncertain.
  • Deciphera Pharmaceuticals faces significant financial challenges despite revenue growth from Qinlock sales.
  • Ripretinib improves HRQoL and is well-tolerated, but its long-term efficacy is challenged by tumor resistance.

FAQs

What is ripretinib used for?

Ripretinib is used for the treatment of adult patients with advanced gastrointestinal stromal tumors (GIST) who have received prior treatment with imatinib, sunitinib, and regorafenib.

How effective is ripretinib in treating GIST?

Ripretinib has shown significant clinical efficacy in delaying disease progression and improving overall survival compared to placebo in the fourth-line setting for GIST.

What are the main limitations in the cost-effectiveness analysis of ripretinib?

The main limitations include the overestimation of overall survival, inappropriate characterization of treatment beyond progression, and the lack of face validity in utilities.

How much does ripretinib cost?

The treatment with ripretinib costs approximately $18,171 per patient per 28 days.

Is ripretinib cost-effective at current prices?

No, ripretinib is not considered cost-effective at a willingness-to-pay threshold of $50,000 per QALY. A price reduction of at least 83% would be necessary for it to be considered cost-effective.

Sources

  1. Pharmacoeconomic Review - Ripretinib (Qinlock) - NCBI Bookshelf
  2. DECIPHERA PHARMACEUTICALS, INC. - Consolidated Financial Statements
  3. Ripretinib in combination with tyrosine kinase inhibitor as a late-line treatment - Frontiers in Pharmacology
  4. Ripretinib (Qinlock) - NCBI Bookshelf
  5. Ripretinib for the treatment of metastatic gastrointestinal stromal tumors - AME Groups

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