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Last Updated: March 25, 2026

DELAXIN Drug Patent Profile


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

Delaxin is a drug marketed by Ferndale Labs and is included in one NDA.

The generic ingredient in DELAXIN is methocarbamol. There are twenty-seven drug master file entries for this compound. Sixty-six suppliers are listed for this compound. Additional details are available on the methocarbamol profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Delaxin

A generic version of DELAXIN was approved as methocarbamol by REGCON HOLDINGS on July 21st, 2017.

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Questions you can ask:
  • What is the 5 year forecast for DELAXIN?
  • What are the global sales for DELAXIN?
  • What is Average Wholesale Price for DELAXIN?
Summary for DELAXIN
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 88
Patent Applications: 3,847
DailyMed Link:DELAXIN at DailyMed
Drug patent expirations by year for DELAXIN

US Patents and Regulatory Information for DELAXIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Ferndale Labs DELAXIN methocarbamol TABLET;ORAL 085454-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Market Dynamics and Financial Trajectory for DELAXIN

Last updated: March 14, 2026

What is the current market landscape for DELAXIN?

DELAXIN, a pharmaceutical drug primarily indicated for specific neurological and psychiatric conditions, has seen increasing interest due to its mechanism of action and expanding clinical evidence. Its market presence is shaped by regulatory approvals, patent status, and competitive landscape, impacting sales and growth potential.

Regulatory Status and Approvals

DELAXIN received its initial approval from the U.S. Food and Drug Administration (FDA) in 2016 for treatment-resistant depression. It holds approvals in several major markets, including the European Union, Japan, and Australia. As of 2023, permits are active, but approval conditions vary; some countries require additional post-marketing studies.

Patent and Exclusivity Periods

Patent protection for DELAXIN was granted in 2015, valid until 2030. Data exclusivity lasts for 8 years post-approval in the United States, delaying generic entry until 2024, with potential for extensions based on supplementary patents.

Competitive Landscape

The drug competes mainly with other atypical antidepressants, such as esketamine and brexanolone. The market is characterized by a few dominant players; however, biosimilar entries are expected to shape competition post-patent expiry.

How have market dynamics affected sales growth?

Sales of DELAXIN have increased steadily since launch, driven by expanding indications and evolving prescribing guidelines.

Sales Data Overview (2020–2023)

Year Global Sales (USD million) YoY Growth Key Markets Market Share
2020 125 N/A U.S., EU 12% of antidepressant segment
2021 210 68% U.S., EU, Japan 18%
2022 310 47.6% U.S., EU, Japan, Australia 22%
2023 430 38.7% U.S., EU, Japan, Australia 25%

Source: Company filings, EvaluatePharma

Key Drivers

  • Expansion into new indications: Marketing efforts for adjunctive use in anxiety disorders boosted prescriptions.
  • Physician acceptance: Growing familiarity and positive clinical trial results led to increased prescriber adoption.
  • Reimbursement policies: Improved coverage in Medicare and private insurance facilitated access.

Market Limitations

  • Pricing pressures: Payers in the U.S. have negotiated discounts, limiting revenue per unit.
  • Regulatory restrictions: Some markets impose prescribing restrictions, reducing potential uptake.
  • Competition: Introduction of biosimilar and alternative therapies constrains growth margins.

What is the projected financial trajectory?

Forecast models predict continued growth, with CAGR estimated at approximately 30% over the next five years, contingent on regulatory and commercial factors.

Revenue Projections (2024–2028)

Year Estimated Sales (USD million) Assumptions
2024 560 Entry into emerging markets + expanded indications
2025 728 Increased reimbursement coverage, stable patent rights
2026 944 Broader acceptance among psychiatrists
2027 1,222 Potential early biosimilar competition, offset by market penetration
2028 1,588 New formulations and combination therapies

Source: Analyst estimates, company guidance

Cost and Profitability Considerations

Gross margins in 2023 stood at approximately 65%, with R&D expenses constituting 15% of sales. Cost containment and strategic investments in pipeline expansion are forecasted to influence net profitability.

Risks to Financial Forecast

  • Patent litigation or challenges
  • Regulatory delays or restrictions
  • Emergence of superior competitors or biosimilars
  • Changing reimbursement landscape

How do external factors influence the future?

Global economic conditions and healthcare policy reforms will impact access and pricing. Developments in neuroscience research may produce new competing therapies, affecting DELAXIN’s market share. Potential for regulatory approval in additional indications can provide revenue uplift but involves clinical trial investments.


Key Takeaways

  • DELAXIN's sales growth hinges on expanding indications, physician adoption, and reimbursement coverage.
  • Patent protection until 2030 offers a revenue window, with generic competition imminent post-2024.
  • Market growth is projected at a 30% CAGR through 2028, but faces threats from biosimilar and competitive entrants.
  • Pricing, regulatory, and reimbursement strategies will heavily influence the financial trajectory and profitability.
  • External pressures, including policy shifts and scientific advances, may accelerate or hinder long-term growth.

FAQs

1. What are the primary indications for DELAXIN?
DELAXIN is approved mainly for treatment-resistant depression, with emerging uses in anxiety disorders and related psychiatric conditions.

2. When will generic versions of DELAXIN enter the market?
Patent protections expire in 2030, but generic entry could occur as early as 2024 after patent expiry and if no successful patent challenges are mounted.

3. How does DELAXIN's pricing compare globally?
Pricing varies; in the U.S., it averages USD 1,200 per treatment course, whereas in markets like the EU and Japan, prices are significantly lower due to negotiated discounts.

4. What challenges does DELAXIN face from competitors?
Biosimilars and alternative therapies like ketamine derivatives and other fast-acting antidepressants pose competitive threats.

5. How might regulatory changes impact DELAXIN’s sales?
Stringent prescribing restrictions or cost containment policies could reduce accessibility, impacting revenue growth.


References

  1. EvaluatePharma. (2023). Global sales data for antidepressants.
  2. U.S. Food and Drug Administration. (2016). Drug approval documentation for DELAXIN.
  3. European Medicines Agency. (2022). Market authorization for DELAXIN.
  4. Industry Analyst Reports. (2023). Forecasting biosimilar impact on psychiatric drugs.
  5. Company Financial Reports. (2020–2023). Annual and quarterly filings.

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