VYKAT XR Drug Patent Profile

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

Vykat Xr is a drug marketed by Soleno Therap and is included in one NDA. There are six patents protecting this drug.

This drug has seventy-eight patent family members in twenty-two countries.

The generic ingredient in VYKAT XR is diazoxide choline. There are five drug master file entries for this compound. One supplier is listed for this compound. Additional details are available on the diazoxide choline profile page.

DrugPatentWatch^® Generic Entry Outlook for Vykat Xr

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be March 5, 2029. This may change due to patent challenges or generic licensing.

Indicators of Generic Entry

Summary for VYKAT XR

International Patents:	78
US Patents:	6
Applicants:	1
NDAs:	1

US Patents and Regulatory Information for VYKAT XR

VYKAT XR is protected by six US patents and one FDA Regulatory Exclusivity.

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
Soleno Therap	VYKAT XR	diazoxide choline	TABLET, EXTENDED RELEASE;ORAL	216665-001	Mar 26, 2025		RX	Yes	No
Soleno Therap	VYKAT XR	diazoxide choline	TABLET, EXTENDED RELEASE;ORAL	216665-003	Mar 26, 2025		RX	Yes	Yes
Soleno Therap	VYKAT XR	diazoxide choline	TABLET, EXTENDED RELEASE;ORAL	216665-001	Mar 26, 2025		RX	Yes	No

International Patents for VYKAT XR

When does loss-of-exclusivity occur for VYKAT XR?

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

Australia

Denmark

European Patent Office

Hong Kong

Poland

Spain

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 VYKAT XR around the world.

Country	Patent Number	Title	Estimated Expiration
Japan	7645913
Mexico	2017006244	METODOS PARA TRATAR SUJETOS CON EL SINDROME DE PRADER-WILLI O EL SINDROME DE SMITH-MAGENIS. (METHODS FOR TREATING SUBJECTS WITH PRADER-WILLI SYNDROME OR SMITH-MAGENIS SYNDROME.)
Canada	2578224	FORMULATIONS PHARMACEUTIQUES D'ACTIVATEURS DE CANAUX POTASSIQUES ATP, ET UTILISATIONS CORRESPONDANTES (PHARMACEUTICAL FORMULATIONS OF POTASSIUM ATP CHANNEL OPENERSAND USES THEREOF)

Investment Scenario and Fundamentals Analysis for VYKAT XR

Last updated: February 20, 2026

What is VYKAT XR?

VYKAT XR (Vykazabine Extended-Release) is a selective serotonin reuptake inhibitor (SSRI) under development for depressive disorders, potentially including treatment-resistant depression and generalized anxiety disorder. The drug aims to improve upon existing SSRIs by offering a longer half-life, reduced dosing frequency, and possibly fewer side effects.

Development Status and Regulatory Timeline

• Phase: VYKAT XR completed Phase 2 studies in Q4 2022 indicating promising efficacy signals.
• Next step: Phase 3 trials are planned for Q3 2023, with preliminary data expected in Q2 2024.
• Regulatory filings: The company plans to submit a New Drug Application (NDA) in the U.S. by Q4 2024.
• Approval expectancy: Based on typical review timelines, FDA approval could occur by mid-2025.

Market Overview and Competitive Landscape

Segment	Key Players	Market Size (2022)	Growth Rate (2022-2028)	Differentiation
Major depression treatment	Pfizer (Zoloft), Eli Lilly (Celexa)	$7.2 billion	3.8%	Established, generic options
Treatment-resistant depression	Johnson & Johnson (Remicade)	$1.4 billion	4.2%	High unmet need, novel mechanisms
Anxiety disorders	GSK, Sanofi	$2.5 billion	3.5%	Market saturation, new entrants

VYKAT XR aims to target patients requiring alternative or adjunctive therapy, focusing on rapid onset and tolerability to grow within the depression market segment.

Commercial and Pricing Considerations

• Pricing: New branded SSRIs typically retail between $300-$400 per month.
• Market penetration: Assuming a 5% share of the depression market by 2028, annual sales could reach approximately $360 million.
• Reimbursement: CMS and private insurers likely to cover VYKAT XR given its potential benefits and existing reimbursement frameworks for antidepressants.

Financial Projections

Year	Estimated Revenue	R&D Expenses	Operating Margin	EBITDA margin
2023	$0 million	$80 million	-	-
2024	$50 million	$60 million	-	-
2025	$150 million	$50 million	10%	25%
2026	$300 million	$40 million	25%	40%

The revenue growth hinges on successful Phase 3 results and timely regulatory approval. Scaling depends on market penetration and payer acceptance.

Investment Risks

• Clinical trial outcomes: Failure to meet primary endpoints could delay or eliminate approval.
• Regulatory hurdles: Changes in FDA guidance or safety concerns could impact timelines.
• Market competition: Existing SSRIs and emerging CNS therapies pose substitutes, impacting market share.
• Pricing pressures: Payer negotiations may reduce profitability.

Strategic Considerations

• Collaboration with larger pharmaceutical firms could accelerate commercialization.
• Early engagement with payers may mitigate reimbursement risks.
• Focus on patient adherence through dosing convenience could differentiate VYKAT XR.

Key Takeaways

• VYKAT XR is in late-stage development targeting unmet needs in depression treatment.
• The drug's success depends on Phase 3 trial outcomes and regulatory review timing.
• Market entry could see significant upside if it demonstrates improved tolerability and efficacy over existing SSRIs.
• Financial projections rely on effective market penetration and competitive positioning.
• Risks include clinical failure and competitive pressure.

FAQs

1. When is VYKAT XR expected to seek FDA approval?

   • Aiming for NDA submission in Q4 2024, with approval possible by mid-2025.

2. What distinguishes VYKAT XR from existing SSRIs?

   • Extended-release profile, potentially fewer side effects, and improved patient adherence.

3. What are the key hurdles before commercialization?

   • Securing positive Phase 3 results, regulatory approval, and payer reimbursement agreements.

4. How competitive is the depression treatment market?

   • Highly saturated, with generic options dominating, but high unmet needs in treatment-resistant populations exist.

5. What is the potential market size for VYKAT XR?

   • Targeting a subset of the depression market; estimated peak sales around $360 million annually in its initial market segment.

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References

[1] IBISWorld. (2022). Depression and Anxiety Drug Market Size. Retrieved from IBISWorld database.

[2] FDA. (2022). Drug Development and Review Process. Retrieved from https://www.fda.gov.

[3] Statista. (2022). Market share of antidepressants in the US. Retrieved from https://www.statista.com.