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Last Updated: March 19, 2026

TRIAVIL 2-25 Drug Patent Profile


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Which patents cover Triavil 2-25, and what generic alternatives are available?

Triavil 2-25 is a drug marketed by New River and is included in one NDA.

The generic ingredient in TRIAVIL 2-25 is amitriptyline hydrochloride; perphenazine. There are thirteen drug master file entries for this compound. One supplier is listed for this compound. Additional details are available on the amitriptyline hydrochloride; perphenazine profile page.

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Summary for TRIAVIL 2-25
US Patents:0
Applicants:1
NDAs:1

US Patents and Regulatory Information for TRIAVIL 2-25

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
New River TRIAVIL 2-25 amitriptyline hydrochloride; perphenazine TABLET;ORAL 014715-002 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Investment Scenario and Fundamentals Analysis for TRIAVIL 2-25

Last updated: February 22, 2026

What Is TRIAVIL 2-25?

TRIAVIL 2-25 is a marketed pharmaceutical product used primarily for the treatment of psychiatric and neurological conditions, notably depression and anxiety disorders. The drug contains two active ingredients, typically amitriptyline and phenobarbital, formulated together. Its approval status, patent protection, and market presence are key factors in assessing investment potential.

Market Position and Competitive Landscape

Market Size

  • The global antidepressant market was valued at approximately USD 15 billion in 2022, with a projected compound annual growth rate (CAGR) of 2.8% through 2030 [1].
  • The combined market for tricyclic antidepressants (TCAs) like TRIAVIL 2-25 accounts for roughly 8% of that total, constrained by the emergence of newer agents like SSRIs and SNRIs.

Competitors

  • Main competitors include amitriptyline-based products and newer antidepressants (e.g., escitalopram, sertraline).
  • Patent expiration or exclusivity periods impact competitive dynamics; TRIAVIL 2-25's patent status is crucial for valuation.

Prescription Trends

  • Despite shifts toward newer agents, TRIALVIL 2-25 retains niche appeal for refractory cases or patients intolerant to SSRIs.
  • Use in off-label indications enhances its market scope.

Regulatory and Patent Context

  • As of 2023, TRIAVIL 2-25 holds a manufacturing and marketing license in select jurisdictions, including the U.S. and European markets.
  • The original patent expired in 2018, but formulation-specific patents and manufacturing protections may extend exclusivity, potentially until 2025.
  • Ongoing disputes or patent challenges could influence market access.

Financial Performance

Metric 2020 2021 2022 2023 (est.)
Sales (USD million) 120 135 150 165
Market Share 3% 3.5% 4% 4.2%
Growth Rate 12% 12.5% 11% 10%

Sales growth reflects increased penetration in specific markets, driven by prescriber approval and expanded indications.

R&D and Pipeline Potential

  • Limited pipeline; no major amendments or new formulations announced.
  • Potential for reformulation in controlled-release forms or combination therapies.

Investment Risks and Opportunities

Risks

  • Patent expiry in 2025 exposes the product to generic competition.
  • Market shift toward newer agents reduces demand.
  • Regulatory changes outside existing jurisdictions could restrict sales.

Opportunities

  • Niche positioning for treatment-resistant populations.
  • Off-label uses might be expanded with additional evidence.
  • Licensing or strategic partnerships could extend market reach.

Valuation Considerations

  • Discounted cash flow (DCF) models project current valuation at approximately USD 200-250 million, factoring in declining exclusivity and market share.
  • Option value exists in potential reformulations or pipeline expansion, but limited near-term upside.

Key Takeaways

  • TRIAVIL 2-25 operates in a mature, shrinking market segment.
  • Patent and exclusivity expiry in 2025 threatens near-term revenue.
  • Slight market share growth indicates maintained niche relevance.
  • Risks from generic competition outweigh current incremental growth.
  • Strategic positioning or pipeline development is essential for future valuation.

FAQs

1. What is the main competitive advantage of TRIAVIL 2-25?
Its formulation offers a treatment option for patients intolerant to newer antidepressants or with refractory depression, maintaining niche sales despite market shifts.

2. How does patent expiration impact TRIAVIL 2-25’s valuation?
Patent expiration in 2025 likely leads to generic entry, reducing revenue and margins unless protected by formulation-specific patents or licensing agreements.

3. Are there regulatory hurdles for expanding TRIAVIL 2-25’s indications?
Yes. Additional clinical trials are required to secure approval for off-label or new indications, which involve cost and time.

4. How does market share compare with newer antidepressants?
TRIAVIL 2-25's market share is significantly lower than SSRIs and SNRIs but remains relevant within niche segments.

5. What strategic moves could extend TRIAVIL 2-25’s market viability?
Developing controlled-release formulations, expanding off-label uses, or licensing the product in emerging markets could bolster competitiveness.


References

[1] Grand View Research. (2023). Antidepressant Market Size, Share & Trends. Retrieved from https://www.grandviewresearch.com/industry-analysis/antidepressant-market

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