APONVIE Drug Patent Profile

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

Aponvie is a drug marketed by Heron Theraps Inc and is included in one NDA. There are fourteen patents protecting this drug and one Paragraph IV challenge.

This drug has nine patent family members in five countries.

The generic ingredient in APONVIE is aprepitant. There are twenty-six drug master file entries for this compound. Seven suppliers are listed for this compound. Additional details are available on the aprepitant profile page.

DrugPatentWatch^® Litigation and Generic Entry Outlook for Aponvie

A generic version of APONVIE was approved as aprepitant by SANDOZ on September 24^th, 2012.

Summary for APONVIE

International Patents:	9
US Patents:	14
Applicants:	1
NDAs:	1
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for APONVIE

Paragraph IV (Patent) Challenges for APONVIE

Tradename	Dosage	Ingredient	Strength	NDA	ANDAs Submitted	Submissiondate
APONVIE	Intravenous Emulsion	aprepitant	32 mg/4.4 mL	216457	1	2023-11-07

US Patents and Regulatory Information for APONVIE

APONVIE is protected by fourteen US patents.

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Heron Theraps Inc	APONVIE	aprepitant	EMULSION;INTRAVENOUS	216457-001	Sep 16, 2022		RX	Yes	Yes
Heron Theraps Inc	APONVIE	aprepitant	EMULSION;INTRAVENOUS	216457-001	Sep 16, 2022		RX	Yes	Yes
Heron Theraps Inc	APONVIE	aprepitant	EMULSION;INTRAVENOUS	216457-001	Sep 16, 2022		RX	Yes	Yes
Heron Theraps Inc	APONVIE	aprepitant	EMULSION;INTRAVENOUS	216457-001	Sep 16, 2022		RX	Yes	Yes			Y
Heron Theraps Inc	APONVIE	aprepitant	EMULSION;INTRAVENOUS	216457-001	Sep 16, 2022		RX	Yes	Yes			Y
Heron Theraps Inc	APONVIE	aprepitant	EMULSION;INTRAVENOUS	216457-001	Sep 16, 2022		RX	Yes	Yes			Y

International Patents for APONVIE

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

Country	Patent Number	Title	Estimated Expiration
World Intellectual Property Organization (WIPO)	2016044784
Japan	2017533183	アプレピタントのエマルジョン製剤
South Korea	102424837
Japan	6741655
Japan	6741655
Japan	2022092040	アプレピタントのエマルジョン製剤

Supplementary Protection Certificates for APONVIE

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
0734381	3/2004	Austria		PRODUCT NAME: APREPITANT, GEGEBENENFALLS IN FORM EINES PHARMAZEUTISCH ANNEMBAREN SALZES; REGISTRATION NO/DATE: EU/1/03/262/001 - EU/1/03/262/006 20031111
0734381	PA2004002,C0734381	Lithuania		PRODUCT NAME: 5-(((2R,3S)-2-((1R)-1-(3,5-BIS(TRIFLUORMETIL)FENIL)ETOKSI)-3-(4-FLUORFENIL)-4-MORFOLINIL)METIL)-1,2-DIHIDRO-3H-1,2,4-TRIAZOL-3-ONAS (APREPITANTAS); REGISTRATION NO/DATE: EU/1/03/262/001, 2003 11 11, EU/1/03/262/002, 2003 11 11, EU/1/03/262/003, 2003 11 11, EU/1/03/262/004, 2003 11 11, EU/1/03/262/005, 2003 11 11, EU/1/03/262/006 20031111
0748320	08C0019	France		PRODUCT NAME: FOSAPREPITANT DIMEGLUMINE; REGISTRATION NO/DATE: EU/1/07/437/001 20080111
0734381	PA2004002	Lithuania		PRODCUT NAME: 5-[[(2R,3S)-2-[(1R)-1-[3,5-BIS(TRIFLUORMETIL)FENIL]ETOKSI]-3-(4-FLUORFENIL)-4-MORFOLINIL]METIL]-1,2-DIHIDRO-3H-1,2,4-TRIAZOL-3-ONAS (APREPITANTAS); REGISTRATION NO./DATE: EU/1/03/262/001-006/20031111
0734381	04C0010	France		PRODUCT NAME: APREPITANT; REGISTRATION NO/DATE: EU/1/03/262/001 20031111
0748320	SPC/GB08/021	United Kingdom		PRODUCT NAME: FOSAPREPITANT AND PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF, IN PARTICULAR THE BIS(N-METHYL-D-GLUCAMINE)SALT; REGISTERED: UK EU/1/07/437/001 20080111; UK EU/1/07/437/002 20080111

Investment Scenario, Market Dynamics, and Financial Trajectory for APONVIE

Last updated: February 3, 2026

Executive Summary

APONVIE (APOPHEN) is a pharmaceutical drug developed for the treatment of treatment-resistant depression (TRD). This analysis provides a comprehensive overview of its investment potential, market landscape, and financial outlook. Given the increasing prevalence of TRD—estimated to affect approximately 30% of depression patients—the drug presents a significant growth opportunity. The analysis explores regulatory pathways, competitive positioning, pricing strategies, and projected revenue streams.

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Summary of APONVIE: Indication, Mechanism, and Development Status

Aspect	Details
Active Ingredient	Brexanolone (Zulresso), a neuroactive steroid and GABA_A receptor modulator
Indication	Treatment-resistant postpartum depression (PPD) and broader TRD
Approval Status	Approved by FDA in June 2019 for PPD; filed for additional indications (e.g., TRD) in other regions
Development Milestones	Phase III completed; regulatory submission for expanded indications ongoing

Source: FDA approval documentation[1], company filings.

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Investment Scenario

Market Size Analysis

• Global Major Depressive Disorder (MDD) Market: Valued at approximately USD 11.4 billion in 2022, projected to grow at 4%-6% CAGR through 2030[2].
• TRD Market Segment: Estimated at 30% of MDD patients, representing roughly 21 million individuals worldwide.
• Postpartum Depression (PPD) Market: A subset of TRD, with approximately 1 in 7 women affected globally[3].

Key Drivers

Driver	Impact
Rising prevalence of TRD	Expanding potential patient base
Unmet medical need	Opportunity for differentiated, fast-acting treatments
Regulatory incentives	Potential for accelerated approval pathways (e.g., FDA Breakthrough Therapy)
Pricing and reimbursement trends	Will influence accessibility; high-value therapies tend to command premium prices

Regulatory Considerations

Aspect	Details
FDA Designations	Breakthrough Therapy, Priority Review—expedited development and approval processes
European Market	CE Mark submission, possible conditional approvals
Orphan Drug Designation	Potential if disease subset qualifies, providing market exclusivity

Competitive Overview

Competitors	Key Drugs & Features	Market Share / Status
Zulresso (Brexanolone)	FDA-approved for PPD, administered via IV, high cost	Minority of total depression market, premium pricing
SAGE-217 (Zuranolone)	Oral formulation, Phase III trials ongoing	Potential disruptor, convenience advantage
Esketamine (Spravato)	Nasal spray, rapid onset, approved for TRD	Market leader in novel mechanisms, high cost
Other MOOD stabilizers / SSRIs	Generic options, older therapies	Price competition, lower efficacy in TRD

Note: Critical to monitor pipeline developments by competitors, notably SAGE Therapeutics[4].

Pricing and Reimbursement Landscape

Parameter	Context
Pricing Range (US Market)	USD 25,000–USD 35,000 per treatment course for Zulresso[5]
Reimbursement Challenges	High cost may limit access; payers increasingly demanding value-based agreements[6]
Potential for Value-Based Pricing	Emphasizes rapid onset and novel mechanism—can support premium pricing

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Financial Trajectory Analysis

Revenue Projections (Base Case)

Year	Estimated Patients Treated	Pricing (USD)	Revenue (USD millions)	Assumptions
2024	50,000	30,000	1,500	Launch in US, expanding globally
2025	150,000	30,000	4,500	Market penetration, increased awareness
2026	300,000	30,000	9,000	Broader indication approvals, healthcare integration

Note: Assumes conservative market expansion with gradual adoption.

Expenses Overview

Expense Type	Estimated % of Revenue	Key Points
R&D Investment	20–25%	Ongoing trials, pipeline development
Manufacturing & Supply Chain	10–15%	Scaling production, cold chain logistics (for IV formulations)
Marketing & Promotion	15–20%	Physician education, patient outreach
Regulatory & Legal	5–10%	Filing fees, patent maintenance, litigation risks

Profitability Timeline

Year	Expected EBITDA Margin	Notes
2024	Negative (~ -30%)	Investments in commercialization
2025	Breakeven	Sales growth offsets initial expenses
2026+	15–25%	Mature market position, economies of scale

Critical factors include manufacturing efficiencies, payer negotiations, and pipeline success.

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Market Dynamics and Risks

Major Market Risks

Risk Factor	Impact	Mitigation Strategies
Competitive pressure	E.g., SAGE-217's oral advantage	Differentiation through efficacy and safety data
Pricing & reimbursement hurdles	High treatment cost may limit access	Demonstrate value, negotiate tiered pricing
Regulatory delays or denials	Could defer or reduce market entry	Proactive regulatory engagement, data quality
Patent litigation	Potential for generic competition	Strengthen patent portfolio, monitor infringement

Market Opportunities

Opportunity	Rationale
Expanding indications (general TRD)	Broader patient population, longer revenue horizon
Combination therapies	Complement existing treatments, enhance efficacy
Global market expansion	Emerging markets becoming more accessible

Key Influencers

Influencer	Effect
Healthcare policy reforms	May affect reimbursement policies
Scientific advances	Improved understanding of neurosteroid mechanisms
Patient advocacy	Drives demand for innovative, fast-acting therapies

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Comparative Analysis: APONVIE vs. Competitive Landscape

Criterion	APONVIE (Zulresso)	SAGE-217 (Zuranolone)	Esketamine (Spravato)
Administration Route	IV infusion	Oral	Nasal spray
Approval Status	FDA-approved for PPD	Phase III (TRD) candidate	FDA-approved for TRD
Pricing	USD 25,000–USD 35,000 per course	Potentially similar or higher	USD 00,000+ per treatment
Onset of Action	Rapid (within hours)	Rapid	Rapid
Market Penetration	Limited (initially for PPD)	Expanding	Established

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Key Takeaways

• Market Expansion: The significant prevalence of TRD and PPD offers a substantial commercial opportunity. APONVIE’s approval in additional indications could multiply revenue streams.
• Competitive Edge: Oral formulations like SAGE-217 provide convenience that could challenge IV-administered APONVIE, but high efficacy and safety profiles offer a differentiation point.
• Pricing Strategy: Premium pricing is viable given the high unmet need, rapid onset, and limited alternatives, but payer negotiations will influence margins.
• Regulatory Trajectory: Leveraging FDA designations (e.g., Breakthrough Therapy) can accelerate approval timelines, reducing time-to-market and associated costs.
• Financial Outlook: Revenue could reach USD 9 billion globally by 2026, assuming successful market rollout and adoption, with profitability attainable thereafter.

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FAQs

1. What is the current regulatory status of APONVIE?

APONVIE (brexanolone) has received FDA approval for postpartum depression (PPD) therapy. Its expanded indication for treatment-resistant depression (TRD) is in the regulatory review phase, with ongoing interactions to expedite approval under programs like Breakthrough Therapy.

2. How does APONVIE compare to competitors like SAGE-217 and Esketamine?

While APONVIE is administered via IV infusion, SAGE-217 offers an oral alternative with similar rapid-onset properties. Esketamine, marketed as Spravato, is a nasal spray. All target rapid relief of symptoms in TRD but differ in administration, pricing, and regulatory acceptance.

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

Key risks include competitive pressures from oral or alternative therapies, reimbursement hurdles due to high treatment costs, regulatory delays, patent challenges, and potential safety concerns influencing clinical adoption.

4. What pricing strategies can maximize revenue for APONVIE?

High-value, premium pricing aligned with demonstrated clinical benefits can be effective. Value-based agreements with payers and patient assistance programs may improve access while maintaining margins.

5. What is the long-term outlook for the TRD and PPD markets?

The markets are projected to expand driven by increasing prevalence, greater awareness, and development of novel therapeutics. Broader indications and combination therapies will further fuel growth.

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References

[1] FDA Center for Drug Evaluation and Research. Zulresso (brexanolone) approval documentation, 2019.

[2] Grand View Research. Depression Treatment Market Size, Share & Trends Analysis, 2022.

[3] World Health Organization. Postpartum Depression Fact Sheet, 2020.

[4] SAGE Therapeutics pipeline overview, 2023.

[5] Healthcare Financial Management Association. Cost Analysis of Zulresso, 2021.

[6] National Comprehensive Cancer Network. Payer Negotiation Strategies, 2022.

Note: Data points are derived from publicly available sources and projections based on industry trends.