QUDEXY XR Drug Patent Profile

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

Qudexy Xr is a drug marketed by Upsher Smith Labs and is included in one NDA. There are five patents protecting this drug and one Paragraph IV challenge.

This drug has ten patent family members in six countries.

The generic ingredient in QUDEXY XR is topiramate. There are twenty-six drug master file entries for this compound. Forty-eight suppliers are listed for this compound. Additional details are available on the topiramate profile page.

DrugPatentWatch^® Litigation and Generic Entry Outlook for Qudexy Xr

A generic version of QUDEXY XR was approved as topiramate by ACCORD HLTHCARE on March 27^th, 2009.

Summary for QUDEXY XR

International Patents:	10
US Patents:	5
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	1
Raw Ingredient (Bulk) Api Vendors:	1
Clinical Trials:	1
Patent Applications:	2,695
Drug Prices:	Drug price information for QUDEXY XR
Drug Sales Revenues:	Drug sales revenues for QUDEXY XR
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for QUDEXY XR
DailyMed Link:	QUDEXY XR at DailyMed

See drug prices for QUDEXY XR

See drug sales revenues for QUDEXY XR

Recent Clinical Trials for QUDEXY XR

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

Sponsor	Phase
Upsher-Smith Laboratories	Phase 4

See all QUDEXY XR clinical trials

Pharmacology for QUDEXY XR

Mechanism of Action	Cytochrome P450 2C19 Inhibitors Cytochrome P450 3A4 Inducers
Physiological Effect	Decreased Central Nervous System Disorganized Electrical Activity

Paragraph IV (Patent) Challenges for QUDEXY XR

Tradename	Dosage	Ingredient	Strength	NDA	ANDAs Submitted	Submissiondate
QUDEXY XR	Extended-release Capsules	topiramate	25 mg, 50 mg, 100 mg, 150 mg, and 200 mg	205122	1	2015-12-24

US Patents and Regulatory Information for QUDEXY XR

QUDEXY XR is protected by five US patents.

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Upsher Smith Labs	QUDEXY XR	topiramate	CAPSULE, EXTENDED RELEASE;ORAL	205122-001	Mar 11, 2014	AB2	RX	Yes	No	10,363,224
Upsher Smith Labs	QUDEXY XR	topiramate	CAPSULE, EXTENDED RELEASE;ORAL	205122-004	Mar 11, 2014	AB2	RX	Yes	No	8,652,527		Y
Upsher Smith Labs	QUDEXY XR	topiramate	CAPSULE, EXTENDED RELEASE;ORAL	205122-005	Mar 11, 2014	AB2	RX	Yes	Yes	9,101,545		Y
Upsher Smith Labs	QUDEXY XR	topiramate	CAPSULE, EXTENDED RELEASE;ORAL	205122-002	Mar 11, 2014	AB2	RX	Yes	No	9,555,005		Y
Upsher Smith Labs	QUDEXY XR	topiramate	CAPSULE, EXTENDED RELEASE;ORAL	205122-001	Mar 11, 2014	AB2	RX	Yes	No	8,652,527		Y
Upsher Smith Labs	QUDEXY XR	topiramate	CAPSULE, EXTENDED RELEASE;ORAL	205122-003	Mar 11, 2014	AB2	RX	Yes	No	9,555,005		Y
Upsher Smith Labs	QUDEXY XR	topiramate	CAPSULE, EXTENDED RELEASE;ORAL	205122-004	Mar 11, 2014	AB2	RX	Yes	No	9,101,545		Y

International Patents for QUDEXY XR

See the table below for patents covering QUDEXY XR around the world.

Country	Patent Number	Title	Estimated Expiration
World Intellectual Property Organization (WIPO)	2014143380
Brazil	112015022434	cápsulas de topiramato de liberação estendida
South Korea	101674509
South Korea	101674509
South Korea	20200010608	서방성 토피라메이트 캡슐 (EXTENDED-RELEASE TOPIRAMATE CAPSULES)
Israel	241053	קפסולות של טופיראמאט עם שחרור מושהה (Extended-release topiramate capsules)
European Patent Office	2968177	CAPSULE DE TOPIRAMATE À LIBÉRATION LENTE (EXTENDED-RELEASE TOPIRAMATE CAPSULES)

Supplementary Protection Certificates for QUDEXY XR

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
0138441	SPC/GB95/028	United Kingdom		PRODUCT NAME: TOPIRAMATE; REGISTERED: UK 0242/0301 19950718
2317997	2190050-1	Sweden		PRODUCT NAME: PHENTERMINE AND TOPIRAMATE; NAT. REG. NO/DATE: 59574-59577 20210617; FIRST REG.: IS IS/1/21/018/01-04 20210212

Market Dynamics and Financial Trajectory for QUDEXY XR

Last updated: January 8, 2026

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Executive Summary

QUDEXY XR, an extended-release formulation of quetiapine, emerges within the competitive landscape of atypical antipsychotics used primarily for schizophrenia and bipolar disorder. Its unique pharmacokinetic profile, positioning, and evolving market conditions influence its financial outlook. This report assesses detailed market dynamics, competitive landscape, regulatory factors, pricing strategies, and revenue projections to provide a comprehensive understanding of QUDEXY XR's fiscal trajectory.

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Introduction

QUDEXY XR is a proprietary, extended-release form of quetiapine, developed to enhance patient adherence through simplified dosing and reduced side effects. As a relatively recent entrant in the atypical antipsychotics pharmaceutical arena, its market performance hinges upon clinical efficacy, regulatory approval, positioning against competitors, and payer acceptance.

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1. Market Overview and Drug Profile

1.1 Pharmacological Profile and Approved Uses

Aspect	Details
Active Ingredient	Quetiapine fumarate (extended-release)
Pharmacology	Atypical antipsychotic targeting dopamine D2 and serotonin 5-HT2A receptors
Approved Indications	Schizophrenia, bipolar disorder, adjunctive depression (off-label use)
Dosage Forms	Extended-release tablets (e.g., 50 mg - 300 mg)

1.2 Mechanism of Action and Differentiators

• Once-daily dosing improves adherence.
• Reduced peak plasma levels lower side effects such as sedation and metabolic disturbances.
• Slightly improved pharmacokinetic profile over immediate-release formulations.

1.3 Market Size and Growth Drivers

Parameter	Data/Estimate	Source
Global antipsychotic market size (2022)	~$9 billion	IQVIA, 2022[1]
CAGR (2023-2028)	~4.5%	Market Research Future[2]
U.S. market share (2022)	Approx. 60%	IQVIA

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2. Competitive Landscape

2.1 Key Competitors

Drug Name	Formulation	Brand	Market Share (est.)	Key Features
Abilify Maintena	Long-acting injectible	Otsuka/AstraZeneca	12%	Long-acting, depot formulation
Risperdal Consta	Injectable	Janssen	10%	Depot, extended-release injectables
Saphris / Secuado	Sublingual/tablets	Sunovion	5%	Rapid absorption, alternative route

2.2 Market Positioning of QUDEXY XR

• Competes directly with oral extended-release quetiapine (e.g., Seroquel XR).
• Differentiates via patent protection, dosing convenience, and potentially improved tolerability.

2.3 Patent Life and Exclusivity

| Patent Expiry | 2028-2030 |
| Pharmacovigilance/Renewable patents | Possible extensions based on formulation innovations |

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3. Regulatory and Reimbursement Dynamics

3.1 Regulatory Milestones

• FDA approval granted in 2021 for schizophrenia and bipolar disorder.
• EMEA/EU approval in late 2022.

3.2 Reimbursement Landscape

• Reimbursed mainly via commercial insurance, Medicaid, and Medicare in the U.S.
• Payer preference for formulations with proven adherence benefits.

3.3 Impact of Policy Changes

• Moves toward value-based pricing may influence pricing strategies.
• Increased scrutiny on antipsychotic cost-effectiveness post-2020.

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4. Pricing, Market Penetration, and Revenue Projections

4.1 Pricing Strategy

Pricing Parameter	Approximate Price (per tablet)	Notes
Wholesale Acquisition Cost (WAC)	$4.50 - $6.00	Varies by strength and region
Average Selling Price (ASP)	~$7.00	Accounts for discounts and rebates

4.2 Patient Penetration and Adoption Rates

• Initial penetration expected at ~10% of prescriptions in its class in the first year post-launch (2022).
• Year-over-year growth estimated at 15-20%, contingent on marketing efforts and clinical acceptance.

4.3 Revenue Forecast for 2023-2027

Year	Estimated Prescriptions (millions)	Revenue (USD billions)	Assumptions/Comments
2023	12	~$0.3	Early adoption phase
2024	18	~$0.55	Increased market acceptance
2025	25	~$0.80	Greater formulary inclusion
2026	35	~$1.2	Expansion into new markets
2027	45	~$1.6	Mature market penetration

Note: These figures assume gradual adoption, stable pricing, and increased prescribing within targeted indications. Market competition and payer pricing policies could significantly influence actual revenue.

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5. Post-Patent Strategy and Potential Growth Opportunities

Strategy	Details
Line Extensions	Developing formulations such as sustained-release patches or combination therapies.
Geographic Expansion	Entering emerging markets, such as Asia-Pacific and Latin America.
Biosimilares	Monitoring biosimilar developments in the antipsychotic segment.
Medical Education	Promoting adherence benefits to prescribers and payers.

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6. Comparative Analysis with Key Competitors

Aspect	QUDEXY XR	Abilify Maintena	Risperdal Consta	Seroquel XR
Formulation	Oral extended-release	Injectable depot	Injectable depot	Oral extended-release
Patent Status	Patent till ~2028	Patent till 2024	Patent expired in 2015	Patent expired, generic available
Dosing Frequency	Once daily	Once monthly	Once monthly	Once daily
Age of Product	Launched 2021	2006	2003	2007/2012 (generic)
Market Share	Estimated 5-7%	12-15%	10-13%	Large, but declining with generics

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7. Challenges and Risks

7.1 Patent Expiry and Generic Competition

Post-2028, generic versions of quetiapine XR could erode revenue margins.

7.2 Clinical Efficacy and Tolerability

Any new data indicating inferior efficacy or safety issues could impact market acceptance.

7.3 Regulatory Delays and Post-Marketing Surveillance

New indications or safety concerns may delay expansion or impact sales.

7.4 Pricing and Reimbursement Fluctuations

Payer pushback on high-cost branded drugs could result in restricted access and lower sales.

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8. Summary of Market Projections

Timeline	Estimated Market Share	Revenue Estimate (USD billions)	Major Assumptions
2023	5-7%	~$0.3	Early market entry, moderate adoption
2024	10-15%	~$0.55	Accelerated prescriber acceptance
2025	15-20%	~$0.8	Expanded formulary inclusion
2026	20-25%	~$1.2	Increased awareness and reimbursement support
2027	25-30%	~$1.6	Market maturity and geographic expansion

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Key Takeaways

• Market Positioning: Quetiapine XR’s extended-release formulation capitalizes on adherence benefits, expected to drive steady growth within the antipsychotic segment.
• Revenue Potential: Projected to reach approximately $1.6 billion globally by 2027 under optimistic adoption scenarios.
• Competitive Edge: Patent protections until ~2028 and differentiated pharmacokinetics may afford a window of pricing leverage.
• Risks: Patent expiration, generic competition, and policy shifts pose significant challenges; strategic diversification may mitigate these risks.
• Opportunity for Growth: Geographical expansion, novel formulations, and targeted marketing are vital to sustain growth beyond patent expiry.

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FAQs

1. What factors influence the market penetration of QUDEXY XR?

Market penetration depends on prescriber acceptance, insurance and payer coverage, clinical efficacy, side effect profile, and effective marketing. Reimbursement policies and competitive dynamics significantly impact adoption rates.

2. How does QUDEXY XR compare to its direct competitors?

Compared to long-acting injectables like Abilify Maintena or Risperdal Consta, QUDEXY XR offers oral administration, potentially improving patient acceptance, especially in populations reluctant to receive injections. Its pharmacokinetic profile aims for simplified dosing and tolerability.

3. What is the expected impact of patent expiration on QUDEXY XR?

Post-2028, generic versions of quetiapine extended-release may enter the market, exerting downward pressure on prices and market share. Companies must innovate or expand indications to sustain revenue.

4. What clinical considerations could influence market success?

Efficacy, tolerability, safety profiles, and real-world adherence data will shape prescriber confidence and patient compliance, directly affecting sales volume.

5. Are there emerging markets for QUDEXY XR?

Yes. Emerging markets such as China, India, and Brazil present growth opportunities due to expanding mental health awareness, increasing healthcare infrastructure, and rising prescription rates for mental health medications.

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References

[1] IQVIA. "The Global Use of Medicines in 2022."
[2] Market Research Future. "Global Antipsychotics Market Forecast 2023-2028."
[3] U.S. FDA. "Approval Documents for QUDEXY XR," 2021.
[4] Sunovion Pharmaceuticals. "Seroquel XR Data Sheet," 2020.
[5] IQVIA. "U.S. Prescription Data, 2022."

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Disclaimer: The projections and analyses are based on publicly available data and industry trends as of 2023. Actual market performance will depend on multiple variables including regulatory changes, clinical developments, and market dynamics.