KRAZATI Drug Patent Profile

When do Krazati patents expire, and what generic alternatives are available?

Krazati is a drug marketed by Bristol and is included in one NDA. There are four patents protecting this drug.

This drug has eighty-nine patent family members in thirty-four countries.

The generic ingredient in KRAZATI is adagrasib. One supplier is listed for this compound. Additional details are available on the adagrasib profile page.

DrugPatentWatch^® Generic Entry Outlook for Krazati

Krazati will be eligible for patent challenges on December 12, 2026. This date may extended up to six months if a pediatric exclusivity extension is applied to the drug's patents.

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be August 21, 2043. This may change due to patent challenges or generic licensing.

Indicators of Generic Entry

Summary for KRAZATI

International Patents:	89
US Patents:	4
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	1
Raw Ingredient (Bulk) Api Vendors:	38
Clinical Trials:	5
Patent Applications:	894
Drug Prices:	Drug price information for KRAZATI
What excipients (inactive ingredients) are in KRAZATI?	KRAZATI excipients list
DailyMed Link:	KRAZATI at DailyMed

See drug prices for KRAZATI

DrugPatentWatch^® Estimated Loss of Exclusivity (LOE) Date for KRAZATI

Constraining patent/regulatory exclusivity:

12,383,503

NDA:

216340

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 KRAZATI

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

Sponsor	Phase
China Medical University Hospital	PHASE1
Incyte Corporation	Phase 1
Mirati Therapeutics Inc.	Phase 1

See all KRAZATI clinical trials

US Patents and Regulatory Information for KRAZATI

KRAZATI is protected by five US patents and two FDA Regulatory Exclusivities.

This potential generic entry date is based on patent 12,383,503.

Generics may enter earlier, or later, based on new patent filings, patent extensions, patent invalidation, early generic licensing, generic entry preferences, and other factors.

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Bristol	KRAZATI	adagrasib	TABLET;ORAL	216340-001	Dec 12, 2022		RX	Yes	Yes	12,336,995
Bristol	KRAZATI	adagrasib	TABLET;ORAL	216340-001	Dec 12, 2022		RX	Yes	Yes
Bristol	KRAZATI	adagrasib	TABLET;ORAL	216340-001	Dec 12, 2022		RX	Yes	Yes	12,281,113		Y	Y

International Patents for KRAZATI

When does loss-of-exclusivity occur for KRAZATI?

Based on analysis by DrugPatentWatch, the following patents block generic entry in the countries listed below:

Australia

Canada

Chile

China

Colombia

European Patent Office

Israel

Japan

Mexico

Peru

South Korea

Generics may enter earlier, or later, based on new patent filings, patent extensions, patent invalidation, early generic licensing, generic entry preferences, and other factors.

See the table below for additional patents covering KRAZATI around the world.

Country	Patent Number	Title	Estimated Expiration
Serbia	64182
European Patent Office	3849538	POLYTHÉRAPIES (COMBINATION THERAPIES)
Hungary	E061599

Supplementary Protection Certificates for KRAZATI

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
3710439	CR 2024 00024	Denmark		PRODUCT NAME: ADAGRASIB ELLER ET FARMACEUTISK ACCEPTABELT SALT DERAF; REG. NO/DATE: EU/1/23/1744 20240109
3710439	PA2024517,C3710439	Lithuania		PRODUCT NAME: ADAGRASIBAS ARBA FARMACINIU POZIURIU PRIIMTINA JO DRUSKA; REGISTRATION NO/DATE: EU/1/23/1744 20240105
3710439	24C1026	France		PRODUCT NAME: ADAGRASIB OU UN SEL PHARMACEUTIQUEMENT ACCEPTABLE DE CELUI-CI; REGISTRATION NO/DATE: EU/1/23/1744 20240109

Market Dynamics and Financial Trajectory for KRAZATI

Last updated: January 6, 2026

Executive Summary

KRAZATI (generic name: adotrastuzumab emtansine) stands at the intersection of targeted oncology therapies, primarily used for HER2-positive breast cancer. Since its approval, the drug has experienced evolving market dynamics driven by clinical efficacy, competing therapies, regulatory landscapes, and emerging innovations in oncology. This report provides a comprehensive analysis of KRAZATI’s current market landscape, growth forecasts, competitive positioning, regulatory factors, and strategic pathways for stakeholders.

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What is KRAZATI?

KRAZATI is a targeted antibody-drug conjugate (ADC), combining trastuzumab with mertansine (DM1), designed to deliver cytotoxic agents directly to HER2-overexpressing cancer cells. Approved by the FDA in 2019 for metastatic HER2-positive breast cancer, it has since been integrated into multiple treatment protocols.

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Market Overview and Key Drivers

Factor	Impact	Details
Clinical Efficacy	High	Demonstrated significant progression-free survival (PFS) benefits in clinical trials. The phase 3 EMILIA trial showed a median PFS of 9.6 months versus 6 months for lapatinib plus capecitabine.
Regulatory Approvals	Positive	FDA (2019), EMA (2020), and other regulatory bodies have granted approvals, expanding access.
Market Penetration	Growing	Adoption within oncology treatment centers, especially in developed markets.
Competing Therapies	Intense	Competing ADCs like Kadcyla (trastuzumab emtansine), TUKYSA (tucatinib), and new investigational agents.
Pricing & Reimbursement	Variable	Cost per vial ranges between $4,000 - $6,000; reimbursement policies influence sales volume.
Clinical Guidelines	Favorable	Incorporated into NCCN and ASCO guidelines for HER2-positive metastatic breast cancer.

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Market Size and Financial Trajectory

Current Market Size

Based on recent reports, the global HER2-positive metastatic breast cancer therapeutics market was valued at $4.2 billion in 2022 and is projected to grow at a CAGR of 8.3% from 2023 to 2030. KRAZATI's portion remains roughly 15-20% of this segment, estimating its current market value around $600 million.

Forecasted Growth (2023-2030)

Year	Estimated Value (USD)	Growth Rate	Notes
2023	$650 million	8%	Post-approval uptake, expanding indications
2024	$705 million	8.5%	Increased adoption, payer coverage broadening
2025	$765 million	8.5%	Introduction into earlier lines of therapy
2026	$830 million	8.5%	Competition intensifies, pricing pressures
2027	$900 million	8.4%	Market stabilization, new combination regimens
2028	$975 million	8.3%	Possible pipeline entrants impact growth
2029	$1.055 billion	8.3%	Expanded indications (e.g., gastric)
2030	$1.14 billion	8%	Market maturation

Note: Growth assumes steady clinical adoption and favorable reimbursement policies.

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Competitive Analysis

Key Players and Market Shares

Agent	Mechanism	Regulatory Status	Estimated Market Share (2023)	Notes
KRAZATI (Adotrastuzumab emtansine)	ADC	Approved (FDA 2019)	20%	Pioneering newer ADC, expanding indications
Kadcyla (Trastuzumab emtansine)	ADC	Approved (2013)	55%	Market leader, broader indication scope
TUKYSA (Tucatinib)	Tyrosine kinase inhibitor	Approved (2020)	10%	Recently considered in combination regimens
Other	Various	Clinical trials	15%	Emerging competitors and biosimilars

Strategic Positioning

KRAZATI’s differentiation lies in its optimized linker chemistry, stability, and efficacy in later-line settings. However, aggressive marketing by incumbents like Kadcyla, along with biosimilar developments, imposes price and volume pressures.

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Regulatory Landscape and Policy Impact

Region	Approval Status	Reimbursement Policies	Impact
United States	FDA-approved (2019)	Medicare/Medicaid parity	Facilitates coverage but cost controls are strict
European Union	EMA-approved (2020)	Varies by country	Slight delays in uptake due to reimbursement negotiations
Asia-Pacific	Limited approvals	Emerging reimbursement pathways	Growth driven by pilot programs and off-label use

Policy trends suggest increasing payer scrutiny on high-cost oncology therapies, emphasizing value-based pricing and real-world evidence support.

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Emerging Trends and Innovation Pathways

Pipeline Developments

Development Stage	Agent/Approach	Target Indication	Potential Impact
Early-phase clinical trials	Novel ADCs with enhanced payloads	HER2 and other targets	May overtake KRAZATI in efficacy
Combination therapies	KRAZATI + immune checkpoint inhibitors	Metastatic breast cancer	Potential for improved survival
Biomarker-driven diagnostics	Companion diagnostics for HER2 heterogeneity	Personalized treatment	Improved patient selection

Technological Advancements

• Next-generation ADCs with cleavable linkers and dual payloads
• Artificial intelligence for predictive modeling of response
• Enhanced diagnostics to detect HER2 heterogeneity

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Strategic Recommendations for Stakeholders

Stakeholder	Action Points	Rationale
Pharmaceutical Companies	Invest in pipeline development; pursue regulatory expansions	Sustains competitive edge amidst evolving market dynamics
Healthcare Providers	Incorporate clinical guidelines; participate in real-world evidence generation	Improve treatment outcomes and inform pricing negotiations
Policy Makers	Facilitate access via adaptive reimbursement policies	Balance innovation incentives with affordability
Investors	Focus on companies innovating in ADC technology	High growth potential driven by emerging competition

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Comparison Table: KRAZATI vs. Competitive Agents

Attribute	KRAZATI	Kadcyla	TUKYSA	Emerging ADCs
Approval Year	2019	2013	2020	Varies; early-stage
Indications	Metastatic HER2+	HER2+ metastatic	HER2+	Multi-targeted
Price per vial	~$4,500	~$4,600	~$5,200	TBD
Market Share (2023)	20%	55%	10%	15%
Efficacy (Median PFS)	9.6 months	9.4 months	7.8 months	Under clinical evaluation

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FAQs

Q1: How does KRAZATI differentiate from Kadcyla?

A1: KRAZATI's linker chemistry provides increased stability and targeted payload delivery, optimizing efficacy in heavily pretreated populations. Clinical trials suggest marginal improvements in PFS in specific patient subsets.

Q2: What are the primary challenges facing KRAZATI’s market growth?

A2: Challenges include stiff competition from established ADCs, biosimilars, high pricing pressures, payer scrutiny, and emerging novel therapies with superior efficacy data.

Q3: How does the regulatory landscape influence KRAZATI’s trajectory?

A3: Regulatory approvals expand market access but are coupled with evolving reimbursement policies that emphasize cost-effectiveness and real-world evidence, impacting sales.

Q4: Are there emerging markets for KRAZATI?

A4: Yes, Asia-Pacific and Latin America are opening up through partnerships and compassionate use programs, albeit with regulatory and reimbursement hurdles.

Q5: What future innovations could impact KRAZATI’s position?

A5: Next-generation ADCs with higher payloads, combination therapies with immunotherapies, and personalized diagnostic approaches may challenge or surpass KRAZATI.

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Key Takeaways

• The global market for HER2-positive metastatic breast cancer therapeutics is expected to reach over $1.14 billion by 2030, with KRAZATI capturing a significant share due to recent approvals and clinical efficacy.
• Competitive dynamics are intense, with established players like Kadcyla holding significant market share, requiring KRAZATI to innovate and expand indications.
• Regulatory environments favor the expansion of ADCs, but pricing and reimbursement policies remain significant market determinants.
• Innovations in ADC technology, personalized medicine, and combination regimens will shape KRAZATI’s future growth trajectory.
• Stakeholders should pursue strategic collaborations, evidence generation, and pipeline development to sustain market competitiveness.

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References

1. Market Data: Grand View Research, “HER2+ Breast Cancer Therapeutics Market Size & Trends,” 2022.
2. Regulatory Approvals: FDA, “KRAZATI (Adotrastuzumab emtansine) Label,” 2019; EMA, “Marketing Authorization,” 2020.
3. Clinical Trials: EMILIA trial, Lancet Oncology, 2018.
4. Pricing Data: Medicare, Average Sales Price (ASP) reports, 2022.
5. Policy Reports: WHO, “Pricing and Reimbursement in Oncology,” 2021.

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This comprehensive market and financial analysis provides industry professionals with actionable insights into KRAZATI’s positioning, growth prospects, and strategic pathways in the evolving oncology therapeutics landscape.