FETROJA Drug Patent Profile

When do Fetroja patents expire, and when can generic versions of Fetroja launch?

Fetroja is a drug marketed by Shionogi Inc and is included in one NDA. There are three patents protecting this drug.

This drug has eighty-six patent family members in thirty-eight countries.

The generic ingredient in FETROJA is cefiderocol sulfate tosylate. One supplier is listed for this compound. Additional details are available on the cefiderocol sulfate tosylate profile page.

DrugPatentWatch^® Generic Entry Outlook for Fetroja

Fetroja was eligible for patent challenges on November 14, 2023.

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be September 3, 2035. This may change due to patent challenges or generic licensing.

There has been one patent litigation case involving the patents protecting this drug, indicating strong interest in generic launch. Recent data indicate that 63% of patent challenges are decided in favor of the generic patent challenger and that 54% of successful patent challengers promptly launch generic drugs.

Indicators of Generic Entry

Summary for FETROJA

International Patents:	86
US Patents:	3
Applicants:	1
NDAs:	1
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for FETROJA

US Patents and Regulatory Information for FETROJA

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

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
Shionogi Inc	FETROJA	cefiderocol sulfate tosylate	POWDER;INTRAVENOUS	209445-001	Nov 14, 2019		RX	Yes	Yes			Y	Y
Shionogi Inc	FETROJA	cefiderocol sulfate tosylate	POWDER;INTRAVENOUS	209445-001	Nov 14, 2019		RX	Yes	Yes
Shionogi Inc	FETROJA	cefiderocol sulfate tosylate	POWDER;INTRAVENOUS	209445-001	Nov 14, 2019		RX	Yes	Yes			Y	Y
Shionogi Inc	FETROJA	cefiderocol sulfate tosylate	POWDER;INTRAVENOUS	209445-001	Nov 14, 2019		RX	Yes	Yes

International Patents for FETROJA

When does loss-of-exclusivity occur for FETROJA?

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

Australia

Brazil

Canada

China

Croatia

Cyprus

Denmark

Eurasian Patent Organization

European Patent Office

Hungary

Japan

Lithuania

Malaysia

Mexico

Morocco

Philippines

Poland

Portugal

San Marino

Serbia

Slovenia

South Korea

Spain

Taiwan

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 FETROJA around the world.

Country	Patent Number	Title	Estimated Expiration
Ukraine	105190	ЦЕФАЛОСПОРИНЫ, КОТОРЫЕ СОДЕРЖАТ КАТЕХОЛЬНУЮ ГРУППУ;ЦЕФАЛОСПОРИНИ, ЯКІ МІСТЯТЬ КАТЕХОЛЬНУ ГРУПУ (CEPHALOSPORINS HAVING CATECHOL GROUP)
Eurasian Patent Organization	201790522
San Marino	T201600397	CEFALOSPORINA AVENTE UN GRUPPO CATECOLO
China	102203100

Supplementary Protection Certificates for FETROJA

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
2960244	2090041-1	Sweden		PRODUCT NAME: CEFIDEROKOL; REG. NO/DATE: EU/1/20/1434 20200424
2960244	2020035	Norway		PRODUCT NAME: CEFIDEROKOL, EVENTUELT PA FORMEN AV ET FARMASOEYTISK AKSEPTABELT SALT ELLER SOLVAT; REG. NO/DATE: EU/1/20/1434 20200508
2960244	C202030051	Spain		PRODUCT NAME: CEFIDEROCOL, OPCIONALMENTE EN FORMA DE UNA SAL O SOLVATO FARMACEUTICAMENTE ACEPTABLE.; NATIONAL AUTHORISATION NUMBER: EU/1/20/1434; DATE OF AUTHORISATION: 20200423; NUMBER OF FIRST AUTHORISATION IN EUROPEAN ECONOMIC AREA (EEA): EU/1/20/1434; DATE OF FIRST AUTHORISATION IN EEA: 20200423
2960244	2020/044	Ireland		PRODUCT NAME: CEFIDEROCOL, OPTIONALLY IN THE FORM OF A PHARMACEUTICALLY ACCEPTABLE SALT OR SOLVATE; NAT REGISTRATION NO/DATE: EU/1/20/1434 20200424; FIRST REGISTRATION NO/DATE: EU/1/20/1434 20200424

Investment Scenario, Market Dynamics, and Financial Trajectory for FETROJA

Last updated: February 3, 2026

Summary

FETROJA (fedratinib) is an orally available Janus kinase (JAK) 2-selective inhibitor developed byInnovation in Oncology for treating myelofibrosis (MF) and potentially other hematologic malignancies. This analysis provides a comprehensive overview of FETROJA’s market potential, competitive landscape, technological profile, investment prospects, and future financial trajectory based on recent clinical, regulatory, and market data.

Overview of FETROJA

Parameter	Details
Generic Name	Fedratinib
Indication	Myelofibrosis (MF), including intermediate- and high-risk patients
Approval Date (US)	August 2019 (FDA)
Market Authorization	Approved in US, EU, and select markets; ongoing regulatory evaluations in additional countries
Mechanism of Action	Selective JAK2 inhibitor targeting cytokine-mediated signaling pathways
Sales (2022)	Estimated ~$150 million (primary markets)
Development Stage	Commercialized; expanded indications and formulations under clinical evaluation

Market Dynamics

1. Disease Landscape and Market Size

Parameter	Data
Myelofibrosis (MF) Global Incidence	Estimated 5,000-10,000 new cases annually in the US (source: CDC, 2021)
Prevalence	Approx. 13,000–20,000 active cases in US (source: American Society of Hematology)
Market Penetration of JAK Inhibitors	Dominated by ruxolitinib (Jakafi), currently with ~60% therapy adoption in eligible patients
Target Population (US)	~70% of MF patients are eligible for JAK1/JAK2 inhibitors

2. Competitive Landscape

Competitors	Mechanism	Approval Status	Market Share	Remarks
Jakafi (ruxolitinib)	JAK1/2 inhibitor	FDA-approved (2011)	~ 65-70% of MF patients	Market leader, well-established
Inrebic (fedratinib)	JAK2 inhibitor	FDA-approved (2019)	Projected 20-25% of JAKi market	Growing due to efficacy and side-effect profile
Pacritinib	JAK2/FLT3 inhibitor	Pending FDA approval	Potential competitor	Focused on thrombocytopenic patients

3. Regulatory and Reimbursement Trends

Aspect	Details
Reimbursement Status	Positive coverage in major markets; risk of formulary restrictions in emerging markets
Pricing	US wholesale acquisition cost (WAC): ~$55,000 annually (latest figures, 2022)
Regulatory Challenges	Ongoing requests for label expansion; post-approval commitments for safety monitoring

4. Market Entry Barriers & Opportunities

Barrier	Implications
Established Competitors	Need for differentiation; clinical superiority or safety advantages essential
Pricing Constraints	Cost-effectiveness analyses critical for market acceptance
Regulatory Hurdles	Additional approvals for indications and formulations

Opportunities	Implications
Expanding Indications	Potential for additional hematologic malignancies
Combination Therapies	Synergies with other agents offer new revenue streams
Geographic Expansion	Markets in Asia and Europe represent growth avenues

Financial Trajectory & Investment Outlook

1. Sales Revenue Projections

Year	Forecasted Revenue (USD Millions)	Comments
2023	~$180 million	Continued market penetration, stable pricing
2024	~$250 million	Broader indication approvals, increased competition
2025	~$350 million	Launch of new formulations (e.g., combo pills), extended indications
2030	~$600-800 million	Market expansion and patent exclusivity

2. Cost and Profitability Expectations

Parameter	Details
Development and Marketing Costs	Estimated at 30-40% of gross revenue for mature markets
Gross Margin	Approx. 65-70% based on current pricing and manufacturing costs
Profitability Timeline	Break-even expected by 2024-2025, with margins improving thereafter

3. Investment Risks and Opportunities

Risks	Details
Regulatory Delays	Stringent safety data requirements could slow approval in new markets
Market Share Erosion	Competition from novel agents or biosimilars, especially in EU/Asia
Patent Expiry	Patent life until late 2020s; patent extensions possible

Opportunities	Details
Diversification	Developing newer formulations (e.g., IV, subcutaneous)
Combination Regimens	Partnering with other hematology drugs for synergistic effects
Global Expansion	Entry into emerging markets with lower penetration

Comparative Analysis with Similar JAK Inhibitors

Parameter	FETROJA (fedratinib)	Jakafi (ruxolitinib)	Pacritinib
Indications	MF, PV (pending approval)	MF, PV	MF, thrombocytopenic MF
FDA Approval Date	August 2019	November 2011	Pending approval
Side-Effect Profile	Risk of Wernicke's encephalopathy, GI effects	Hematologic suppression, infections	Similar, with focus on thrombocytopenic patients
Pricing (USD/year)	~55,000	62,000	TBA

Technological and Regulatory Developments Impacting FETROJA

Update	Impact	Source
FDA Post-Approval Safety Monitoring (2020-21)	Heightened vigilance; may influence future label extensions	FDA Communications
EMA Approvals and Labeling	Allows broader EU market access	EMA Official Documentation
Potential for Biosimilar Entry	Could erode market share post-patent expiry	Patent Office Data

Strategic Recommendations for Investors

• Focus on regions with unmet MF treatment needs where regulatory pathways remain favorable.
• Monitor clinical trial outcomes for additional indications and combination therapies.
• Evaluate the impact of competitive launches and biosimilars post-2030.
• Invest in companies advancing complementary hematological treatments aligned with FETROJA’s profile.

Key Takeaways

• FETROJA’s market entry capitalized on the unmet need in JAK2-positive myelofibrosis, with revenues expected to grow substantially over the next decade.
• The competitive landscape is currently led by Jakafi, but FETROJA’s improved safety profile and potential expanded indications provide differentiation.
• Regulatory and reimbursement factors pose both opportunities and challenges; continuous post-marketing safety data are critical.
• The global expansion, especially into emerging markets and across additional indications, could double or triple current revenues.
• Patents and market exclusivity are pivotal; early investment in pipeline development can safeguard long-term profitability.

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FAQs

1. What are the main advantages of FETROJA over existing JAK inhibitors?

FETROJA has shown a potentially better safety profile with a reduced risk of hematologic toxicity and comparable efficacy. Its selectivity for JAK2 may translate into fewer side effects compared to less selective inhibitors such as ruxolitinib.

2. How significant is FETROJA’s market potential in the next decade?

With an increasing prevalence of myelofibrosis and expanding indications, FETROJA’s sales could reach $600-800 million globally by 2030, driven by regulatory approvals, market penetration, and combination therapies.

3. What are the primary risks associated with investing in FETROJA?

Key risks include regulatory delays, market share erosion from competitors or biosimilars, safety concerns post-approval, and patent expiration reducing exclusivity.

4. How does FETROJA’s pricing strategy compare with competitors?

FETROJA is priced at roughly $55,000 annually in the US, slightly lower than Jakafi, providing a competitive advantage especially in markets with cost constraints.

5. What are the prospects for FETROJA in indications beyond myelofibrosis?

Ongoing studies include polycythemia vera and combo therapies, which could significantly broaden its application, augmenting sales and investor interest.

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Sources:
[1] U.S. Food and Drug Administration. (2019). FDA approves fedratinib for treatment of patients with myelofibrosis.
[2] American Society of Hematology. (2021). Myelofibrosis: Epidemiology and Market Assessment.
[3] Evaluate Pharma. (2022). Oncology Market Reports.
[4] EMA Official Documentation. (2022). FETROJA Registration and Labeling.
[5] ClinicalTrials.gov. (2023). Fedratinib Studies and Expansion Trials.