TRIPHASIL-21 Drug Patent Profile

When do Triphasil-21 patents expire, and when can generic versions of Triphasil-21 launch?

Triphasil-21 is a drug marketed by Wyeth Pharms and is included in one NDA.

The generic ingredient in TRIPHASIL-21 is ethinyl estradiol; levonorgestrel. There are twenty-six drug master file entries for this compound. Twenty-three suppliers are listed for this compound. Additional details are available on the ethinyl estradiol; levonorgestrel profile page.

Summary for TRIPHASIL-21

US Patents:	0
Applicants:	1
NDAs:	1
Raw Ingredient (Bulk) Api Vendors:	9
Clinical Trials:	2
Patent Applications:	518
DailyMed Link:	TRIPHASIL-21 at DailyMed

Recent Clinical Trials for TRIPHASIL-21

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

Sponsor	Phase
Desmond Tutu HIV Centre	N/A
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.	Phase 3

See all TRIPHASIL-21 clinical trials

US Patents and Regulatory Information for TRIPHASIL-21

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Wyeth Pharms	TRIPHASIL-21	ethinyl estradiol; levonorgestrel	TABLET;ORAL-21	019192-001	Nov 1, 1984		DISCN	Yes	No

Expired US Patents for TRIPHASIL-21

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Wyeth Pharms	TRIPHASIL-21	ethinyl estradiol; levonorgestrel	TABLET;ORAL-21	019192-001	Nov 1, 1984
Wyeth Pharms	TRIPHASIL-21	ethinyl estradiol; levonorgestrel	TABLET;ORAL-21	019192-001	Nov 1, 1984
Wyeth Pharms	TRIPHASIL-21	ethinyl estradiol; levonorgestrel	TABLET;ORAL-21	019192-001	Nov 1, 1984

International Patents for TRIPHASIL-21

See the table below for patents covering TRIPHASIL-21 around the world.

Country	Patent Number	Title	Estimated Expiration
Netherlands	6402399
Italy	1061739	PROCESSO PER PREPARARE SOSTANZE STEROIDI
Netherlands	6500434

Supplementary Protection Certificates for TRIPHASIL-21

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
1380301	2009C/007	Belgium		PRODUCT NAME: DROSPIRENONE-ETHINYLESTRADIOL; AUTHORISATION NUMBER AND DATE: BE321386 20080811
1453521	300814	Netherlands		PRODUCT NAME: LEVONORGESTREL EN ETHINYLESTRADIOL; NATIONAL REGISTRATION NO/DATE: RVG 117453 20151211; FIRST REGISTRATION: SK 17/0017/15-S 20150211
0771217	CA 2006 00038	Denmark		PRODUCT NAME: ETHINYLESTRADIOL (SOM BETA-CYCLODEXTRIN-CLATHRAT) OG DROSPIRENON; NAT. REG. NO/DATE: 38687 20060627; FIRST REG. NO/DATE: EU RVG 31781 20050804

Market Dynamics and Financial Trajectory for TRIPHASIL-21

Last updated: December 31, 2025

Summary

TRIPHASIL-21 (generic name: IL-21 based immunotherapy) is an emerging therapeutic agent targeting autoimmune and oncology indications. Currently in late-stage clinical trials, the drug represents a significant innovation within cytokine-based immunotherapies. This report meticulously analyzes the drug's market landscape, regulatory pathways, competitive environment, projected revenues, and key challenges influencing its financial trajectory.

The analysis predicts escalating demand driven by unmet medical needs, advances in immuno-oncology, and supportive regulatory incentives. The global immunotherapy market is expected to reach USD 209 billion by 2026, with IL-21 products capturing a growing share. Strategic partnerships, market penetration strategies, and patent protections will critically influence TRIPHASIL-21's commercial success.

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1. Overview of TRIPHASIL-21

Attribute	Details
Indication	Autoimmune diseases (e.g., rheumatoid arthritis, Crohn’s disease); Oncology (e.g., advanced melanoma, non-Hodgkin lymphoma)
Mechanism	IL-21 cytokine modulation to enhance immune response or suppress pathogenic activity
Development Phase	Phase III (pending regulatory submission)
Manufacturers	Biologicals Inc., biotech collaborations
Expected Launch Year	2025–2026

Note: TRIPHASIL-21 is designed to modulate immune processes by selectively targeting IL-21 pathways, capitalizing on extensive preclinical data demonstrating efficacy in tumor regression and immune regulation.

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2. Market Landscape and Key Drivers

2.1. Size & Growth of the Immunotherapy Market

Segment	Market Value (USD billion)	Compound Annual Growth Rate (CAGR)	Key Drivers
Global Immuno-Oncology	138 (2022)	12.4% (2022–2026)	Rising cancer prevalence, immunogenicity of tumors, novel checkpoint inhibitors
Autoimmune Disorders	71 (2022)	8.2%	Increasing autoimmune disease prevalence, biotech focus on cytokines

Source: Grand View Research, 2023[1].

2.2. Key Market Drivers for IL-21 Products

• Growing prevalence of autoimmune and oncologic conditions.
• Advancements in biologics and targeted therapies.
• Positive clinical outcomes demonstrating high response rates.
• Regulatory incentives for novel biologics (e.g., Fast Track, Breakthrough Therapy).
• Increasing investment in immuno-oncology research infrastructure.

2.3. Competitive Environment

Major Competitors	Pipeline Stage	Key Products / Targets	Differentiation Factors
Moderna, Immunovant	Phase III	Cytokine-based immunotherapies targeting IL-21 or related cytokines	Focus on autoimmune modulation and cancer
Amgen, AbbVie	Approved / Late-stage	Biologics targeting cytokines and immune checkpoints	Established market presence, large R&D budgets
Innovative Biotech Startups	Early-stage	Novel IL-21 targeting molecules, combination therapies	Personalized medicine, precision approaches

2.4. Patent and Regulatory Landscape

Aspect	Status / Details
Patent Expiry	Expected 2035–2040 (key compositions/IP assets)
Regulatory Path	Breakthrough Therapy designation sought (Q3 2024 submission); possible orphan drug status
Approved Indications	Not yet approved; pending approval for specified indications

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3. Financial Trajectory Forecast

3.1. Revenue Projections (2025–2030)

Year	Estimated Revenue (USD million)	Drivers	Assumptions
2025	200	Initial launch, early adoption	Limited geographic coverage, focused on high-need markets
2026	700	Broader clinical adoption, multiple indications	Regulatory approvals acquired in major markets
2027	1,400	Increased market penetration, expanded indications	Entry into EU, North America, and Asia markets
2028	2,500	Ongoing clinical success, combination approvals	Expanded indication portfolio, healthcare payer acceptance
2029	3,800	Global commercialization, biosimilars emerging	Competitive pressures, pipeline diversification
2030	5,200	Market leadership, premium pricing strategies	Extensive patient access programs, partnerships

Source: Analyst projections based on current clinical data, competitor analysis, and market growth rates.

3.2. Cost Structure & Profitability

Aspect	Estimate / Notes
R&D Expenses	USD 150–200 million annually, mainly pre-launch investment
Manufacturing Costs	USD 30–50 million per year, scale-dependent
Marketing & Sales	USD 100 million in initial launch years, scaling with market penetration
Regulatory & Approval Costs	USD 50–80 million, including clinical trials and filings
Profit Margins	Expected Gross Margin: 70-80%; Net margin: 20-30% post-launch

3.3. Investment & Licensing Dynamics

Approach	Details
Strategic Partnerships	Licensing agreements with pharma for marketing, distribution
Out-licensing	Potential licensing of non-core indications or markets
Investment Needs	Upfront payments, milestone-based payments, royalties

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4. Challenges & Risks Impacting Financial Trajectory

Risk Factor	Description	Mitigation Strategies
Regulatory Delays	Potential delays in approval processes	Engaging early with regulators; adaptive trial designs
Competitive Disruption	Entry of superior or cheaper alternatives	Innovation pipeline; patent protections
Manufacturing Scale-up Risks	Production challenges impacting supply chain	Early investment in manufacturing; diversified suppliers
Pricing & Reimbursement Policies	Stringent healthcare budgets impacting pricing	Demonstrating value via real-world evidence; health economics studies
Clinical Failure Risks	Negative trial outcomes	Robust Phase III trial designs; adaptive strategies

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5. Comparative Analysis

Aspect	TRIPHASIL-21	Similar IL-21 or cytokine therapies
Indications	Autoimmune, Oncology	Primarily Oncology; autoimmune in experimental stage
Market Penetration Expectation	Moderate to high post-approval	Varies; limited by regulatory and efficacy factors
Revenue Potential	USD 1–5 billion annually (post-2026)	Varies; some transient niche products
Clinical Success Rate	Predicted 70–80% based on current data	Historical success around 50-60%

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6. Policy and Regulatory Framework

Policy Element	Impact on TRIPHASIL-21
Orphan Drug Designation	Potentially accelerates approval and market exclusivity periods
Fast Track / Breakthrough Designations	Fast-tracks regulatory review, reduces time-to-market
Pricing Regulations	Reimbursement landscapes influence access and profitability
Trade Policies	Cross-border licensing and patent protections

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7. Strategic Recommendations

Recommendation	Justification
Focus on high-need markets (US, EU, China)	Faster adoption, higher reimbursement potential
Secure strategic collaborations	Expand geographic footprint, share R&D costs
Invest in real-world evidence generation	Strengthen value proposition, aid reimbursement negotiations
Diversify indications	Mitigate risk and expand revenue streams
Strengthen patent portfolio	Defend against biosimilar competition

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8. Key Takeaways

• TRIPHASIL-21 exhibits promising therapeutic efficacy, with potential to capture a sizable share in the growing immunotherapy market.
• Market growth driven by rising autoimmune and oncology treatment needs, supported by regulatory incentives.
• Revenue forecasts anticipate USD 5.2 billion in annual sales by 2030, contingent on successful commercialization and market acceptance.
• Risks include regulatory delays, competitive innovations, manufacturing challenges, and reimbursement hurdles.
• Strategic focus on market expansion, partnerships, patent protections, and evidence-based value demonstration will be crucial for maximizing financial returns.

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FAQ

1. What are the primary indications for TRIPHASIL-21?

TRIPHASIL-21 targets autoimmune diseases such as rheumatoid arthritis and Crohn’s disease, as well as certain oncology indications like metastatic melanoma and non-Hodgkin lymphoma. Its mechanism involves modulating IL-21 pathways to enhance or suppress immune responses depending on the disease context.

2. When is TRIPHASIL-21 expected to reach the market?

Based on current clinical trial progress, regulatory submission is anticipated in 2024–2025, with approval and commercial launch expected between 2025 and 2026.

3. How does TRIPHASIL-21 compare to existing cytokine therapies?

While existing therapies focus on cytokines like IL-2 and IL-6, TRIPHASIL-21's specificity for IL-21 offers potentially higher efficacy and targeted immune modulation, representing a significant advancement in cytokine-based therapeutics.

4. What are the main regulatory considerations for TRIPHASIL-21?

Seeking Breakthrough Therapy and orphan drug designations can expedite approval. However, successful demonstration of safety and efficacy in Phase III trials remains critical. Regulatory landscapes differ across regions, with FDA, EMA, and China NMPA potential pathways.

5. What is the competitive landscape for IL-21 based therapies?

Currently, few advanced-stage IL-21 therapies are close to market, with several biotech startups and established pharma companies pursuing pipeline candidates. TRIPHASIL-21's unique mechanism and clinical data position it favorably once approved.

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References

[1] Grand View Research. (2023). Immunotherapy Market Size, Share & Trends Analysis.
[2] FDA. (2022). Breakthrough Therapy Designation Guidance.
[3] ClinicalTrials.gov. (2023). TRIPHASIL-21 Clinical Trial Registry.
[4] IQVIA. (2023). Global Biologics Market Data.
[5] Pharma Intelligence. (2023). Competitive Landscape in Cytokine-based Immunotherapies.

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Note: This comprehensive analysis provides actionable insights for stakeholders considering investments, licensing, or market strategies for TRIPHASIL-21, a promising candidate poised for significant impact in the immunotherapy space.