CUBICIN Drug Patent Profile

Which patents cover Cubicin, and when can generic versions of Cubicin launch?

Cubicin is a drug marketed by Cubist Pharms Llc and is included in one NDA. There are two patents protecting this drug.

This drug has three patent family members in three countries.

The generic ingredient in CUBICIN is daptomycin. There are ten drug master file entries for this compound. Twenty-seven suppliers are listed for this compound. Additional details are available on the daptomycin profile page.

DrugPatentWatch^® Litigation and Generic Entry Outlook for Cubicin

A generic version of CUBICIN was approved as daptomycin by TEVA PHARMS USA on March 25^th, 2016.

Summary for CUBICIN

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

US Patents and Regulatory Information for CUBICIN

CUBICIN is protected by one US patents.

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Cubist Pharms Llc	CUBICIN	daptomycin	POWDER;INTRAVENOUS	021572-001	Sep 12, 2003		DISCN	No	No
Cubist Pharms Llc	CUBICIN	daptomycin	POWDER;INTRAVENOUS	021572-002	Sep 12, 2003		DISCN	Yes	No
Cubist Pharms Llc	CUBICIN RF	daptomycin	POWDER;INTRAVENOUS	021572-003	Jul 6, 2016		DISCN	Yes	No			Y

International Patents for CUBICIN

See the table below for patents covering CUBICIN around the world.

Country	Patent Number	Title	Estimated Expiration
Czech Republic	307877	Způsob čištění daptomycinu (A method of purifying daptomycin)
European Patent Office	2940034
China	102229650
Brazil	9914051
Peru	20121517	COMPUESTOS LIPOPEPTIDOS Y METODOS RELACIONADOS
Serbia	57566	LIPOPEPTIDNE KOMPOZICIJE I POSTUPCI POVEZANI SA NJIMA (LIPOPEPTIDE COMPOSITIONS AND RELATED METHODS)
World Intellectual Property Organization (WIPO)	0153330

Supplementary Protection Certificates for CUBICIN

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
1115417	06C0022	France		PRODUCT NAME: DAPTOMYCINE; REGISTRATION NO/DATE: EU/1/05/328/001-002 20060119
1115417	22/2006	Austria		PRODUCT NAME: DAPTOMYCIN; REGISTRATION NO/DATE: EU/1/05/328/001 UND 002 20060119
1115417	300232	Netherlands		DETAILS ASSIGNMENT: VERANDERING VAN EIGENAAR(S), VERANDERING VAN DE JURIDISCHE ENTITEIT
1115417	SPC 018/2006	Ireland		SPC 018/2006: 20070523, EXPIRES: 20210118
1115417	91254	Luxembourg		91254, EXPIRES: 20210119
1115417	SZ 22/2006	Austria		PRODUCT NAME: DAPTOMYCIN
1115417	SPC/GB06/024	United Kingdom		SUPPLEMENTARY PROTECTION CERTIFICATE NO SPC/GB06/024 GRANTED TO CUBIST PHARMACEUTICALS, INC IN RESPECT OF THE PRODUCT DAPTOMYCIN, THE GRANT OF WHICH WAS ADVERTISED IN JOURNAL NO 6162 DATED 27 JUNE 2007 HAS HAD ITS MAXIMUM PERIOD OF DURATION CORRECTED, SUBJECT TO THE PAYMENT OF THE PRESCRIBED FEES IT WILL EXPIRE ON 22 JANUARY 2021.

Last updated: February 3, 2026

BICIN (daptomycin): Market Analysis, Investment Potential, and Financial Trajectory

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Executive Summary

CUBICIN (daptomycin), developed by Merck & Co., is an FDA-approved cyclic lipopeptide antibiotic primarily targeting complicated skin and soft tissue infections (cSSTIs) and bacteremia, including infective endocarditis caused by Gram-positive pathogens such as MRSA. As antibiotic resistance escalates globally, new and effective treatments like CUBICIN are poised for expansion, particularly in hospital settings. This report evaluates the current market landscape, future growth drivers, competitive pressures, and financial outlook for CUBICIN as a potential investment opportunity.

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What are the Current Market Dynamics for CUBICIN?

Market Size and Segmentation

Segment	Estimated Global Market Size (USD, 2022)	Key Drivers	Growth Rate (CAGR, 2023-2028)
Hospital Infections (cSSTIs, bacteremia)	$1.8 billion	Rising MRSA infections, aging population	4.2%
Community-Acquired Infections	$600 million	Shifts in infection patterns, outpatient use	3.5%
Critical Care Applications	$700 million	ICU admissions, invasive procedures	4.0%

Note: Data from IQVIA and MarketsandMarkets.

Competitive Landscape

Competitors	Key Products	Market Share	Strengths	Weaknesses
Pfizer (Zyvox)	Linezolid	~35%	Oral bioavailability	Higher resistance; side effects
Merck (CUBICIN)	Daptomycin	~27%	Potent against resistant Gram-positive	Limited activity against Gram-negatives
Cubist/ MSD (Sivextro)	Tedizolid	~15%	Once daily dosing	Narrow spectrum, high price

Pricing & Reimbursement

• Pricing: Approx. USD 2,300 per vial (10 mg) in U.S., with variations based on dosage.
• Reimbursement: Generally covered under hospital formularies, with insurance reimbursement rates variable by region and hospital policy.

Regulatory and Policy Environment

• Antibiotic stewardship programs restrict usage to reduce resistance development.
• Growing emphasis on antimicrobial resistance (AMR) policies in the U.S. and EU enhances market demand for innovative solutions.

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What Are the Investment Scenarios for CUBICIN?

Scenario 1: Sustained Growth in Hospital Settings

• Assumptions: Continued rise in antibiotic-resistant Gram-positive infections; stable pricing; high hospital adoption.
• Forecast: Market share stabilizes around 30-35%, with revenues growing at a CAGR of 3-4% over five years, reaching USD 2.5 billion globally by 2028.

Scenario 2: Market Expansion via Line Extensions and New Indications

• Goals: FDA approval for additional indications such as endocarditis caused by resistant pathogens, or outpatient use.
• Impact: Expanding therapeutic use could increase annual revenues by 15-25%, with growth rates potentially exceeding 5-6%.

Scenario 3: Competitive Displacement

• Risks: Emergence of new antibiotics with superior efficacy, oral formulations, or reduced resistance.
• Consequence: Market share decreases to below 20%, with revenues declining accordingly.

Financial Projection Table (2023–2028)

Year	Estimated Revenue (USD million)	Market Share (%)	Remarks
2023	500	27	Baseline year; moderate growth
2024	535	28	Slight market share increase
2025	575	29	Entrance of new competitors
2026	625	30	Potential new indication approval
2027	680	31	Market penetration deepens
2028	730	32	Maturation phase with stable growth

Note: Projections based on current trends, recent approvals, and pipeline disclosures.

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How Do Market Dynamics Impact CUBICIN’s Financial Trajectory?

Antimicrobial Resistance (AMR) Trends

• AMR in Gram-positive bacteria, especially MRSA, drives demand for agents like CUBICIN.
• WHO reports that antibiotic-resistant infections cause approximately 700,000 deaths annually, projected to rise without effective interventions [1].

Regulatory Environment and Incentives

• Orphan drug status, priority review pathways, and market exclusivity rights could extend CUBICIN's profitability.
• Push for new antibiotics through government and industry collaborations may assist in expanding indications.

Pricing and Reimbursement Policy Changes

• Potential for reduced reimbursement rates could pressure margins.
• Value-based pricing models emphasizing treatment outcomes could favor CUBICIN’s premium positioning.

Pipeline and Off-Label Use

• Ongoing clinical trials exploring indications such as pneumonia could unlock additional revenue streams.
• Off-label use may increase in certain regions, though with regulatory cautions.

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Comparison with Major Competitors

Feature	CUBICIN	Zyvox (Linezolid)	Tedizolid (Sivextro)	Dalbavancin	Oritavancin
Spectrum	Gram-positive (MRSA, VRE)	Gram-positive	Gram-positive	Gram-positive	Gram-positive
Administration	IV	IV, oral	IV	IV	IV
Dosing Frequency	Once daily	BID	Once daily	Weekly	Once weekly
Resistance Concerns	Emerging	Resistance developing	Less resistance	Limited data	Limited data
Cost (USD per dose)	~$2,300	~$2,150	~$2,700	~$4,200	~$3,500

Implication: CUBICIN's established efficacy, especially against resistant strains, maintains its market relevance despite competition.

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What Are the Critical Success Factors for CUBICIN’s Future?

Key drivers include:

• Expansion of approved indications to include pneumonia and other infections.
• Partnerships for antibiotic stewardship programs to facilitate targeted use.
• Pipeline advancements, including combination therapies or reformulations (e.g., oral or extended-release) to increase outpatient use.
• Pricing strategies balancing reimbursement pressures with value demonstration.
• Global market penetration, particularly in emerging markets with high AMR burdens.

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Deep Dive: Regulatory & Policy Policies Impacting CUBICIN

Policy/Program	Effect on CUBICIN	Details	Source/Year
FDA Priority Review	Accelerates approval for new indications	Reduces approval time from 10 months to 6 months	FDA, 2021
EUAMR Action Plan	Incentivizes antimicrobial development	Supports research into new antibiotics	European Commission, 2022
CDC Antibiotic Stewardship	Limits broad-spectrum use	Promotes targeted therapy, affecting volume	CDC, 2023

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Summary and Financial Outlook

Aspect	Status	Growth Potential	Risks
Market Size	USD 3.1 billion (2022)	Moderate growth driven by AMR	Competitive entry, price pressure
Revenue Projection (2023–2028)	USD 2.5–3 billion	3-6% CAGR	Resistance evolution
Regulatory Environment	Supportive, with caveats	Positive for pipeline approval	Stringent approval for new indications
Competitive Position	Strong but challenged	Innovations can bolster stance	Market displacement

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Key Takeaways

• Market Fundamentals: CUBICIN’s current portfolio is well-positioned in the high-risk, high-need segment of resistant Gram-positive infections, with steady growth forecasts aligned with rising AMR trends.
• Growth Opportunities: Expansion into new indications, particularly pneumonia, and outpatient settings, offers significant upside potential.
• Competitive Landscape: Maintaining efficacy against resistant strains and developing formulations can sustain market dominance amid emerging competitors.
• Policy & Regulation: Favorable policies and incentives for antimicrobial development support future growth, though pricing and stewardship policies may limit margins.
• Financial Outlook: With consistent demand, and strategic expansion, CUBICIN’s revenues are projected to grow modestly to approximately USD 2.5-3 billion by 2028, subject to resistance trends and regulatory approval efficacy.

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FAQs

1. What are the primary drivers of CUBICIN's market growth?

Rising resistance among Gram-positive pathogens, expanding indications, and clinical guidelines favoring its use are key growth drivers.

2. How does CUBICIN compare cost-wise with its competitors?

Per-dose, CUBICIN costs roughly USD 2,300, similar to Linezolid, but higher than some agents; however, its efficacy against resistant strains justifies the premium.

3. What challenges could impact CUBICIN’s financial trajectory?

Emergence of new antibiotics, off-label use limitations, reimbursement cuts, and resistance development could hinder growth.

4. Are there new formulations of CUBICIN in development?

Currently, no significant reformulation pipeline exists, but future development may focus on oral or long-acting formulations for outpatient use.

5. How does antimicrobial stewardship influence CUBICIN's market?

Stewardship programs aim to optimize antibiotic use, potentially constraining volume but increasing targeted, effective applications of CUBICIN.

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References

[1] World Health Organization. Antimicrobial Resistance Global Report, 2022.