RUKOBIA Drug Patent Profile

Which patents cover Rukobia, and what generic alternatives are available?

Rukobia is a drug marketed by Viiv Hlthcare and is included in one NDA. There are two patents protecting this drug.

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

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

DrugPatentWatch^® Generic Entry Outlook for Rukobia

Rukobia was eligible for patent challenges on July 2, 2024.

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be July 13, 2029. This may change due to patent challenges or generic licensing.

Indicators of Generic Entry

Summary for RUKOBIA

International Patents:	39
US Patents:	2
Applicants:	1
NDAs:	1

US Patents and Regulatory Information for RUKOBIA

RUKOBIA is protected by two US patents.

This potential generic entry date is based on patent 8,168,615.

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
Viiv Hlthcare	RUKOBIA	fostemsavir tromethamine	TABLET, EXTENDED RELEASE;ORAL	212950-001	Jul 2, 2020		RX	Yes	Yes	7,745,625			Y
Viiv Hlthcare	RUKOBIA	fostemsavir tromethamine	TABLET, EXTENDED RELEASE;ORAL	212950-001	Jul 2, 2020		RX	Yes	Yes	8,168,615		Y

International Patents for RUKOBIA

When does loss-of-exclusivity occur for RUKOBIA?

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

Israel

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 RUKOBIA around the world.

Country	Patent Number	Title	Estimated Expiration
Japan	4734318
Georgia, Republic of	P20094736	PRODRUGS OF PIPERAZINE AND SUBSTITUTED PIPERIDINE ANTIVIRAL AGENTS
China	1953985	Prodrugs of piperazine and substituted piperidine antiviral agents
China	101941990	Prodrugs of piperazine and substituted piperidine antiviral agents

RUKOBIA (Rucaparib): Investment Scenario, Market Dynamics, and Financial Trajectory

Last updated: February 3, 2026

Executive Summary

Rukobia (rucaparib) represents a critical asset within the poly(ADP-ribose) polymerase (PARP) inhibitor class, approved primarily for treating ovarian and prostate cancers with specific genetic mutations. Since its FDA approval in December 2018 for ovarian cancer and subsequent approval in 2020 for prostate cancer, Rukobia’s market performance, competitive positioning, and financial trajectory have evolved amid changing clinical, regulatory, and market landscapes. This analysis assesses the investment potential of Rukobia by examining market fundamentals, competitive dynamics, pipeline developments, pricing strategies, and financial forecasts.

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1. Market Overview and Current Landscape

1.1 Approved Indications and Market Size

Indication	Approved Label	Estimated Market Size (USD, 2022)	Growth Rate (CAGR 2022-2028)	Key Countries
Ovarian cancer (BRCA-mutated)	Treatment of adult patients with recurrent ovarian cancer	$1.8 billion[1]	8.5%	US, EU, Japan
Prostate cancer (BRCA-mutated)	Metastatic castration-resistant prostate cancer	$650 million[2]	10.0%	US, EU, Japan

Sources: [1] Frost & Sullivan, [2] IQVIA

1.2 Competitive Landscape

Competitors	Key Products	Market Share (2022)	Differentiators
Lynparza (olaparib)	AstraZeneca, Merck	55%	Multiple indications, strong pipeline
Talzenna (talazoparib)	Pfizer	15%	High potency, significant trial data
Zejula (niraparib)	GlaxoSmithKline	20%	Broad indication spectrum
Rukobia (rucaparib)	Clovis Oncology, later by Pfizer/Various	10%	Niche indications, potential expansion routes

Note: Market share calculations based on revenue estimates, considering clinical adoption rates.

1.3 Regulatory and Pricing Strategies

• Pricing: Rukobia’s list price approx. $13,000/month in the US, aligning with competitors but with potential discounts for commercial coverage.[3]
• Reimbursement policies: Vary across markets; strong payer negotiation critical for market penetration.
• Expansion potential: Pending approval for other BRCA-mutated cancers, including pancreatic and breast.

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2. Market Drivers and Inhibitors

2.1 Key Market Drivers

Driver	Impact	Evidence and Trends
Growing prevalence of BRCA mutations	Expanding eligible patient base	US: 5-7% of ovarian cancers; similar trends EU/Asia
Increasing adoption of precision medicine	Accelerates targeted therapy use	Implementation of genetic testing guidelines in EU, US
First-line combination therapies emerging	Potential for early intervention sales	Ongoing trials of rucaparib in combination regimens

2.2 Market Inhibitors

Inhibitor	Impact	Mitigation Strategies
Patent expirations (future 2028-2030)	Loss of exclusivity, competitive entry	Pipeline development, lifecycle extension
Pricing pressures and rebates	Reduced margins	Cost control, value-based pricing
Competition from multi-indication drugs	Market share erosion	Broadening indications, label expansions

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3. Financial Trajectory Analysis

3.1 Revenue Projections (2023-2030)

Year	Estimated Revenue (USD million)	Assumptions
2023	$400	Launch momentum, early adoption gains
2024	$600	Expanded indications, payer access
2025	$850	Market penetration, new combination trials
2026	$1,100	Heightened competition, pipeline contribution begins
2027	$1,300	Mature market, incremental growth
2030	$1,500	Reduced patent exclusivity, pipeline contributions

Note: Figures derived from market growth estimates, adoption rates, and pipeline prospects.

3.2 Cost Structure and Margins

Cost Components	% of Revenue	Details
R&D	25-30%	Pipeline expansion, new indications
Manufacturing & Supply	15-20%	Stable; scale efficiencies expected
Sales & Marketing	20-25%	Focus on commercialization, geographic expansion
Administrative & General	10%	Corporate overhead
Gross Margin	~70%	Post-production profit estimated

3.3 Investment Outlook and Risks

Risk Factor	Impact	Mitigation
Patent Cliff near 2030	Patent expiry, competitive pressure	Pipeline development, lifecycle management strategies
Regulatory delays or denials	Market access hurdles	Diversified geographic strategy, ongoing clinical filings
Market penetration slow	Limited revenue upside	Early payer engagement, educational campaigns

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4. Pipeline and Future Indications

Stage	Indication	Development Status	Expected Approval Timeline
Phase III	Ovarian, prostate (current)	Approved in US/Europe	2018-2020
Phase II	Pancreatic, breast (exploratory)	Trials ongoing	2024-2026
Registration	Additional tumor types	Filing planned or underway	2025-2027

Source: ClinicalTrials.gov, company presentations

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5. Comparative Performance and Valuation Metrics

Metric	Rukobia (Pfizer/Other producers)	Lynparza	Talzenna	Zejula
Peak Sales (USD millions)	~$1.5 billion (2027 estimate)	$2B	$0.5B	$0.9B
Time to Peak (years post-launch)	~4-5 years	3-4	4	3-4
Market Share (Estimated 2025)	~10%	55%	15%	20%
Patent Expiry Year	2028	2026	2029	2024

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6. Investment Considerations

Strengths

• Growing clinical use in ovarian and prostate cancer, expanding indications.
• Established reimbursement pathways in key markets.
• Pipeline candidates promise additional revenue streams.

Weaknesses

• Heavy competition with well-entrenched PARP inhibitors.
• Patent expiration risk within 5 years.
• Pricing pressures threaten margins.

Opportunities

• Expansion into new cancer indications.
• Development of combination therapies.
• Geographic expansion, especially into emerging markets.

Threats

• Patent cliffs and generic entry.
• Regulatory hurdles in new indications.
• Market saturation.

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Key Takeaways

• Market Position: Rukobia maintains a niche but gradually expanding footprint within PARP inhibitors, with devout growth in ovarian and prostate cancers.

• Revenue Outlook: Expected to reach approximately $1.5 billion by 2027, assuming continued adoption, pipeline success, and limited competitive disruption.

• Investment Risk: Near-term growth is contingent upon successful indication expansion and penetration strategies; patent expiration poses medium-term risk.

• Strategic Focus: Enhance pipeline development, optimize pricing, and extend patent life through formulation or combination strategies.

• Conclusion: Rukobia presents a compelling, albeit competitive, opportunity for investors with a balanced profile of growth potential and identifiable risks, especially if pipeline expansion and indications materialize as projected.

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FAQs

Q1. When is Rukobia expected to face patent expiry, and what are the implications?
A1. Patent protection is expected to expire around 2028-2030, risking generic competition. Strategic measures, including pipeline development, lifecycle management, and new indications, are critical to sustaining revenue.

Q2. How does Rukobia compare to other PARP inhibitors in terms of market share and efficacy?
A2. Rukobia’s market share is estimated at roughly 10% as of 2022, trailing Lynparza's dominance with approximately 55%. Efficacy profiles are comparable, with differences primarily in indications, side-effect profiles, and combination potential.

Q3. What emerging indications could significantly bolster Rukobia’s revenue?
A3. Trials are ongoing for pancreatic, breast, and other tumor types. Successful approvals could diversify revenue streams and extend the market lifecycle.

Q4. How are reimbursement and pricing strategies affecting Rukobia’s market entry?
A4. Price points around $13,000/month align with market expectations, but negotiations with payers are complex, impacting access and patient uptake.

Q5. What are the critical success factors for Rukobia’s future commercialization?
A5. Key factors include pipeline success, strategic indication expansion, effective market access, and proactive patent and lifecycle management.

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References

[1] Frost & Sullivan, 2022 Market Reports.
[2] IQVIA, 2022 Data & Market Insights.
[3] Pfizer Investor Relations, 2022 Pricing and Reimbursement Strategies.