Last Updated: May 23, 2026

Ensartinib hydrochloride - Generic Drug Details


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What are the generic sources for ensartinib hydrochloride and what is the scope of freedom to operate?

Ensartinib hydrochloride is the generic ingredient in one branded drug marketed by Xcovery and is included in one NDA. There are four patents protecting this compound. Additional information is available in the individual branded drug profile pages.

Ensartinib hydrochloride has sixty-seven patent family members in twenty-one countries.

One supplier is listed for this compound.

Summary for ensartinib hydrochloride
International Patents:67
US Patents:4
Tradenames:1
Applicants:1
NDAs:1
Finished Product Suppliers / Packagers: 1
Clinical Trials: 35
Patent Applications: 16
DailyMed Link:ensartinib hydrochloride at DailyMed
DrugPatentWatch® Estimated Loss of Exclusivity (LOE) Date for ensartinib hydrochloride
Generic Entry Date for ensartinib hydrochloride*:
Constraining patent/regulatory exclusivity:
Dosage:
CAPSULE;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 ensartinib hydrochloride

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

SponsorPhase
Tang-Du HospitalPHASE1
The First Affiliated Hospital of Guangzhou Medical UniversityPHASE3
Shanghai Pulmonary Hospital, Shanghai, ChinaPHASE2

See all ensartinib hydrochloride clinical trials

US Patents and Regulatory Information for ensartinib hydrochloride

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Xcovery ENSACOVE ensartinib hydrochloride CAPSULE;ORAL 218171-001 Dec 18, 2024 RX Yes No ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Xcovery ENSACOVE ensartinib hydrochloride CAPSULE;ORAL 218171-002 Dec 18, 2024 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Xcovery ENSACOVE ensartinib hydrochloride CAPSULE;ORAL 218171-001 Dec 18, 2024 RX Yes No ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Xcovery ENSACOVE ensartinib hydrochloride CAPSULE;ORAL 218171-002 Dec 18, 2024 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Xcovery ENSACOVE ensartinib hydrochloride CAPSULE;ORAL 218171-001 Dec 18, 2024 RX Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Xcovery ENSACOVE ensartinib hydrochloride CAPSULE;ORAL 218171-001 Dec 18, 2024 RX Yes No ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

International Patents for ensartinib hydrochloride

Country Patent Number Title Estimated Expiration
Eurasian Patent Organization 024809 ЗАМЕЩЕННЫЕ СОЕДИНЕНИЯ ПИРИДАЗИНКАРБОКСАМИДА (SUBSTITUTED PYRIDAZINE CARBOXAMIDE COMPOUNDS) ⤷  Start Trial
China 103298806 Substituted pyridazine carboxamide compounds ⤷  Start Trial
Japan 2016216475 置換ピリダジンカルボキサミド化合物 (SUBSTITUTED PYRIDAZINE CARBOXAMIDE COMPOUNDS) ⤷  Start Trial
South Korea 101691640 ⤷  Start Trial
China 101652068 Kinase inhibitor compounds ⤷  Start Trial
Poland 2303018 ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

Ensnartinib Hydrochloride (Ensartinib HCl): Market Dynamics and Financial Trajectory

Last updated: April 24, 2026

What is the current market position of ensartinib hydrochloride?

Ensnartinib hydrochloride (ensartinib HCl) is a small-molecule kinase inhibitor developed for oncology, with commercial activity tied to where it has received approval, how it is positioned against competing targeted therapies, and the cadence of subsequent line-expansion trials. Public, decision-grade market sizing and unit/price data are not available in the provided information set, so the commercial readout must be anchored to observable market mechanics that determine adoption and revenue realization.

Core market forces shaping demand

  1. Targeted-therapy substitution pressure
    • Patient access follows biomarker testing workflows and treatment guidelines. Ensnartinib’s addressable revenue depends on whether it is placed in a primary guideline position or reserved after resistance to prior EGFR/ALK/ROS1-aligned regimens.
  2. Competitive intensity in the kinase-inhibitor segment
    • Revenue trajectory typically compresses when a molecule enters crowded sequencing landscapes where multiple targeted agents and later-generation compounds already have reimbursement pathways.
  3. Geographic approval footprint and payer access
    • Market dynamics hinge on whether ensartinib is reimbursed at launch or treated as a restricted, prior-authorization product with limited formulary inclusion.
  4. Pricing power versus early uptake constraints
    • Adoption accelerates when clinical endpoints align with insurer coverage criteria and when safety/tolerability reduces hospitalization costs and discontinuation risk.

Adoption dynamics that drive revenue timing

  • Launch-to-peak lag: targeted oncology products often show revenue ramp after testing adoption and physician familiarity, not immediately at first availability.
  • Line-of-therapy effect: revenue matures fastest when the drug is positioned for earlier lines rather than later-line salvage.
  • Reimbursement stability: financial trajectory improves when payers treat the product as a standard option instead of a restricted alternative.

How do pipeline events and label scope translate into financial trajectory?

A drug’s financial trajectory in oncology typically follows a three-stage curve: launch ramp, stabilization, and either expansion or plateau depending on label and competitive displacement.

Stage 1: Launch ramp (first commercial periods)

Key determinants:

  • Label width: broader indications expand the treated population even if total incidence is unchanged.
  • Sequencing placement: if guidelines prefer it after a specific resistance mechanism, uptake lags behind agents used earlier.
  • Regional scale: revenue builds faster in geographies with established reimbursement channels.

Stage 2: Stabilization (mid-term)

Key determinants:

  • Therapy switching behavior: if patients discontinue prior therapy due to intolerance, ensartinib can capture share if the safety profile supports sustained dosing.
  • Real-world persistence: oncology inhibitor revenues track treatment duration and dose maintenance more than headline response rates.

Stage 3: Expansion or erosion (later periods)

Key determinants:

  • New clinical evidence: line expansion, combination strategies, or new biomarker-defined subgroups.
  • Competitive entry: later-generation inhibitors or antibody-drug conjugates can displace targeted small molecules.
  • Safety-driven switching: safety events that increase discontinuation can cap revenue even with clinical efficacy.

What does the financial trajectory depend on for ensartinib HCl specifically?

The provided information does not include ensartinib HCl-specific public financial statements, revenue history, net sales by geography, pricing, treatment duration, or reimbursement outcomes. Under patent-analysis constraints, a complete financial trajectory requires primary commercial data (filings, company disclosures, payer benchmarks) or reliable third-party market datasets, none of which are included here.

What can be stated as decision-grade drivers, without inserting unsupported numbers, is how ensartinib’s revenue trajectory is structurally determined:

Revenue drivers

  • Population access through biomarker testing: ensartinib’s commercial ceiling is constrained by how consistently biomarker-positive patients are identified and routed into eligible treatment pathways.
  • Guideline entrenchment: inclusion as a recommended option for a specific mutation and line-of-therapy accelerates adoption and reduces payer friction.
  • Treatment duration and discontinuation rate: real-world persistence supports repeat prescriptions and reduces rapid revenue volatility.
  • Formulary and reimbursement depth: broader formulary placement and lower administrative barriers increase patient starts.

Revenue constraints

  • Sequencing disadvantage: if competing targeted agents occupy the preferred line, ensartinib’s market entry yields a slower share gain.
  • Price compression under competition: crowded kinase inhibitor markets often drive discounting and net price erosion.
  • Regional reimbursement divergence: partial adoption across geographies creates uneven revenue recognition.

How should investors model net sales and cash-flow evolution without speculative point estimates?

Given the absence of ensartinib HCl-specific commercial data in the provided material, a defensible modeling approach uses scenario-based structure tied to adoption and reimbursement. This yields actionable, non-numeric guidance on what changes the outcome most.

Modeling framework (inputs that map to real revenue outcomes)

  • Adoption curve parameters: time-to-first-prescription, share capture from incumbents, and physician uptake rate.
  • Eligible population growth: biomarker testing penetration and label expansion effects.
  • Net pricing behavior: launch-to-maintenance discounting and payer step-therapy policies.
  • Persistence: time on treatment distribution, switch rates, and discontinuation drivers.
  • Geographic ramp: approvals and reimbursement timeline by region.

Cash-flow implications

  • Sales ramp timing drives working capital needs (trade receivables and inventory cycles).
  • R&D and post-approval trial cadence influences opex-to-sales scaling.
  • Cost of goods and manufacturing scale affect gross margin as volumes rise, assuming steady pricing.

What market and financial checkpoints should be monitored for a reliable trajectory update?

A trajectory assessment becomes credible when it ties to observable commercial milestones. Monitor these checkpoints:

  1. Regulatory label changes
    • New line-of-therapy or biomarker expansions.
  2. Reimbursement outcomes
    • Formulary inclusion tier, authorization requirements, and observed patient access.
  3. Competitive positioning
    • Uptake impacts when new kinase inhibitors or combination regimens enter.
  4. Real-world utilization
    • Treatment duration trends and discontinuation rates in routine practice.
  5. Company-specific disclosures
    • Net sales by geography, pipeline commercialization updates, and guidance revisions.

Competitive landscape and positioning: what drives share and margin?

In oncology kinase inhibitors, share is primarily determined by clinical differentiation (mechanism match to resistance patterns) and operational differentiation (pricing, access, and safety management). Margin performance depends on net price realization and manufacturing scale.

Share drivers

  • Right mutation, right line, right setting
  • Physician confidence from safety management data
  • Testing and referral ecosystem integration

Margin drivers

  • Net price after rebates
  • Manufacturing economics as volumes scale
  • Co-promotion or platform commercialization costs

Key takeaways

  • Ensnartinib hydrochloride’s market dynamics are governed by targeted-therapy substitution patterns, biomarker testing access, label scope, and reimbursement depth.
  • Financial trajectory in oncology depends on launch ramp speed, persistence and discontinuation behavior, and whether the drug gains entrenchment in earlier lines rather than remaining a later-line option.
  • Complete net sales, pricing, and cash-flow trajectory require primary commercial disclosures or validated market datasets, which are not present in the provided information set.
  • Investors should track label expansions, reimbursement outcomes, real-world utilization metrics, and company-specific net sales breakdowns to update trajectory with decision-grade evidence.

FAQs

  1. Is ensartinib hydrochloride a first-line or later-line therapy in commercial use?
    Adoption depends on label scope and guideline placement, which determine whether it is used earlier or as a subsequent option.

  2. What most constrains ensartinib’s addressable market?
    Biomarker testing penetration and eligibility definition under the approved label constrain patient volume.

  3. What determines whether revenue ramps quickly after launch?
    Physician uptake speed, testing workflow integration, and payer access determine start rates more than initial awareness.

  4. How does competition typically affect kinase inhibitor financial performance?
    Competitive entries compress net pricing through discounting and can shift sequencing placement away from the incumbent.

  5. What indicators best predict persistence and revenue durability?
    Real-world treatment duration, discontinuation rates, and switch behavior in routine practice.


References

[1] APA citation(s) not provided because no sources were included in the provided information set.

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