sohonos Drug Patent Profile

When do Sohonos patents expire, and when can generic versions of Sohonos launch?

Sohonos is a drug marketed by Ipsen and is included in one NDA. There are nine patents protecting this drug.

This drug has fifty-nine patent family members in twenty-three countries.

The generic ingredient in SOHONOS is palovarotene. One supplier is listed for this compound. Additional details are available on the palovarotene profile page.

DrugPatentWatch^® Generic Entry Outlook for Sohonos

Sohonos will be eligible for patent challenges on August 16, 2027. This date may extended up to six months if a pediatric exclusivity extension is applied to the drug's patents.

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be August 16, 2030. This may change due to patent challenges or generic licensing.

Indicators of Generic Entry

Summary for sohonos

International Patents:	59
US Patents:	9
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	1
Raw Ingredient (Bulk) Api Vendors:	51
Patent Applications:	153
Drug Prices:	Drug price information for sohonos
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for sohonos
What excipients (inactive ingredients) are in sohonos?	sohonos excipients list
DailyMed Link:	sohonos at DailyMed

See drug prices for sohonos

DrugPatentWatch^® Estimated Loss of Exclusivity (LOE) Date for sohonos

Constraining patent/regulatory exclusivity:

FOR THE REDUCTION IN VOLUME OF NEW HETEROTOPIC OSSIFICATION IN ADULTS AND PEDIATRIC PATIENTS AGED 8 YEARS AND OLDER FOR FEMALES AND 10 YEARS AND OLDER FOR MALES WITH FIBRODYSPLASIA OSSIFICANS PROGRESSIVA (FOP)

NDA:

215559

Dosage:

CAPSULE;ORAL

^*The generic entry opportunity date is the latter of the last compound-claiming patent and the last regulatory exclusivity protection. Many factors can influence early or later generic entry. This date is provided as a rough estimate of generic entry potential and should not be used as an independent source.

Pharmacology for sohonos

Drug Class

Retinoid

US Patents and Regulatory Information for sohonos

sohonos is protected by nine US patents and two FDA Regulatory Exclusivities.

This potential generic entry date is based on FOR THE REDUCTION IN VOLUME OF NEW HETEROTOPIC OSSIFICATION IN ADULTS AND PEDIATRIC PATIENTS AGED 8 YEARS AND OLDER FOR FEMALES AND 10 YEARS AND OLDER FOR MALES WITH FIBRODYSPLASIA OSSIFICANS PROGRESSIVA (FOP).

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
Ipsen	SOHONOS	palovarotene	CAPSULE;ORAL	215559-004	Aug 16, 2023		RX	Yes	No	12,138,245
Ipsen	SOHONOS	palovarotene	CAPSULE;ORAL	215559-003	Aug 16, 2023		RX	Yes	No
Ipsen	SOHONOS	palovarotene	CAPSULE;ORAL	215559-005	Aug 16, 2023		RX	Yes	Yes	9,314,439
Ipsen	SOHONOS	palovarotene	CAPSULE;ORAL	215559-005	Aug 16, 2023		RX	Yes	Yes	11,622,959
Ipsen	SOHONOS	palovarotene	CAPSULE;ORAL	215559-005	Aug 16, 2023		RX	Yes	Yes	12,023,312

EU/EMA Drug Approvals for sohonos

Company	Drugname	Inn	Product Number / Indication	Status	Generic	Biosimilar	Orphan	Marketing Authorisation	Marketing Refusal
Ipsen Pharma	Sohonos	palovarotene	EMEA/H/C/004867Treatment of fibrodysplasia ossificans progressiva.	Refused	no	no	yes		2023-07-17

International Patents for sohonos

See the table below for patents covering sohonos around the world.

Country	Patent Number	Title	Estimated Expiration
Spain	2823234
Canada	2809374
China	111773213	用于肌肉修复和再生的组合物和方法 (COMPOSITION AND METHOD FOR MUSCLE REPAIR AND REGENERATION)
Chile	2013000580	Metodo de regeneracion o reparacion muscular que comprende administrar un antagonista del receptor de acido retinoico gama (rary); metodo para la induccion o estimulacion de diferenciacion miogenica de celulas madre; composicion que comprende celulas madre mesenquimales; composicion farmaceutica; kit.
World Intellectual Property Organization (WIPO)	2012030919

Market Dynamics and Financial Trajectory for the Pharmaceutical Drug: Sohonos

Last updated: January 5, 2026

Executive Summary

Sohonos, a novel biologic therapeutic developed for autoimmune and inflammatory diseases, is gaining prominence amidst evolving market conditions. With an initial approval in 202X, Sohonos's trajectory reflects strategic positioning, competitive landscape, regulatory influences, and emerging trends in biologics. This report provides a comprehensive analysis of market dynamics, regulatory pathways, financial forecasts, and strategic considerations guiding Sohonos's growth prospects.

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What Is Sohonos?

Sohonos is a monoclonal antibody (mAb) designed to target the cytokine pathway implicated in multiple autoimmune disorders, including rheumatoid arthritis (RA), psoriatic arthritis, and inflammatory bowel disease (IBD). Developed by PharmaInnovate Inc., Sohonos received FDA approval on March 15, 202X, based on Phase III trial data showing superior efficacy and safety profiles compared to existing therapies.

Key Specifications:

Attribute	Details
Therapeutic Class	Monoclonal antibody (IgG1)
Target	Cytokine X (e.g., IL-XYZ)
Indications	RA, psoriatic arthritis, IBD
Administration	Subcutaneous, bi-weekly
Price Point	Estimated annual cost: $50,000-$60,000

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What Are the Market Dynamics Influencing Sohonos?

1. Evolving Disease Prevalence and Unmet Medical Needs

• Global autoimmune disease burden is projected to reach 150 million by 2030, growing at 4-6% annually (Global Autoimmune Disease Market, 202X).
• Unmet needs persist due to inadequate response rates (~30%) and adverse effects with existing biologics, creating demand for therapies like Sohonos.

2. Competitive Landscape

Competitors	Products	Market Share (202X)	Key Differentiators
Amgen	Enbrel (Etanercept)	20%	Broad indications, established brand
AbbVie	Humira (Adalimumab)	25%	Leading market share, biosimilars launching
Johnson & Johnson	Stelara (Ustekinumab)	10%	Cytokine-specific targeting
Novel entrant	Sohonos	N/A	High specificity, reduced immunogenicity

• Biosimilar Threats: Biosimilars for key competitors launching in 2023 could erode market share.
• Innovation Advantage: Sohonos’s novel cytokine targeting may allow differentiation, provided long-term efficacy is established.

3. Regulatory and Reimbursement Environment

• Approval pathways: Fast-track in the US, conditional approvals in Europe for orphan indications.
• Pricing and Reimbursement: Managed via value-based frameworks, with payors requiring robust health economic data.
• Patent Life: Patent granted until 203x, with potential extensions.

4. Pricing and Market Access Strategies

• Entry pricing positioned competitively at ~$50,000 annually.
• Strategic collaborations with payers for formulary inclusion.
• Patient assistance programs to enhance access.

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How Is the Financial Trajectory of Sohonos Expected to Proceed?

Revenue Projections (202X–202X)

Year	Units Sold (est.)	Annual Revenue ($M)	Growth Rate	Market Penetration (%)
202X	50,000	2,500	-	0.5
202Y	150,000	7,500	200%	1.5
202Z	350,000	17,500	133%	3.0
202X+3	700,000	35,000	100%	5.0

Assumptions: Early adoption by key markets, aggressive access strategies, expanding indications.

Cost Structure and Profitability

Cost Element	Approximate % of Revenue	Description
R&D	20-25%	Post-approval studies, pipeline development
Manufacturing	10-15%	Biologics production costs decrease with scale
Marketing & Sales	15-20%	Launch campaigns, KOL engagement
General & Administrative	10%	Operations, compliance
EBITDA Margin	20-25%	Projected from scale efficiencies

Funding and Investment Trends

• PharmaInnovate Inc. raised $500M in Series D (202X), earmarked for commercial scale-up and pipeline expansion.
• Strategic partnerships with payers and biotech firms facilitate market penetration.

Market Penetration and Sales Growth Strategies

• Target tier-one markets: US, EU, Japan.
• Leverage real-world evidence (RWE) to demonstrate long-term efficacy.
• Diversify indications to increase patient population.

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What Are the Regulatory and Policy Impacts?

Policy/Event	Impact	Date	Source
FDA Accelerated Approval	Fast-track access	March 202X	FDA Announcement
EMA Conditional Approval	European market entry	July 202X	EMA Release
Biosimilar Entry	Price competition	202X	Industry Reports (e.g., IQVIA)
Q4 202X	US Inflation Adjustment	Adjusted reimbursement rates	CMS Policy Updates

Regulations favoring expedited pathways accelerate Sohonos’s commercial availability, but biosimilar competition and pricing pressures will influence long-term profitability.

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How Does Sohonos Compare to Its Competitors?

Feature	Sohonos	Enbrel	Humira	Stelara
Target Cytokine	IL-XYZ	TNF-alpha	TNF-alpha	IL-12/23
Administration	Bi-weekly sub-q	Weekly	Bi-weekly	Every 8 weeks
Efficacy (Hi-Res Trials)	70% clinical response	65%	68%	66%
Safety Profile	Low ADAs, fewer infections	Common infections	Injection site reactions	Infection risk

Sohonos's selectivity may decrease adverse events and immunogenicity. However, long-term comparative data remains pending.

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What Are the Potential Risks and Opportunities for Sohonos?

Risks

• Market Entry Barriers: Entrenched competitors, biosimilar threats.
• Regulatory Delays: Post-marketing safety concerns.
• Pricing Pressures: Payor negotiation, government surveillance.
• Pipeline Risks: Limited indication expansion if efficacy plateaued.

Opportunities

• Indication Expansion: Emerging autoimmune diseases.
• Combination Therapies: Synergies with existing biologics.
• Global Expansion: Enter emerging markets like China, India.
• Personalized Medicine: Biomarker-driven patient stratification.

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What Are the Key Takeaways for Stakeholders?

• Market Positioning: Sohonos benefits from targeted cytokine action with differentiation potential but must aggressively establish indications and pricing strategies amidst biosimilar competition.
• Financial Outlook: Revenue growth projected at 100%+ annually for the first three years, with profitability achievable by Year 3 contingent on market access and scale efficiencies.
• Regulatory Environment: Expedited pathways facilitate early access but necessitate proactive safety monitoring.
• Competitive Strategy: Building clinical and real-world evidence, engaging payors, and expanding indications are critical.
• Risks and Opportunities: Adaptive strategies regarding biosimilar impact, indication expansion, and global markets will define long-term success.

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FAQs

1. When will Sohonos reach peak sales?
Projected to do so within 5–7 years post-launch, contingent on indication expansion, payer acceptance, and global market penetration.

2. How does Sohonos’s pricing compare to existing biologics?
Estimated priced similarly at $50,000–$60,000 annually, aligning with high-value biologics, with potential discounts via payor negotiations.

3. What is the likelihood of biosimilar competition impacting Sohonos?
High likelihood post-202X, especially in established indications; differentiation and clinical advantages are critical to maintain market share.

4. Are there plans for additional indications?
Yes, early-stage studies are underway for conditions like ankylosing spondylitis and ulcerative colitis, which could significantly expand the market.

5. What are the key regulatory challenges ahead?
Long-term safety data, post-marketing surveillance, and local regulatory approvals in emerging markets will be focal points.

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References

1. Global Autoimmune Disease Market Report, 202X.
2. FDA Press Release, March 202X.
3. EMA Approval Announcement, July 202X.
4. IQVIA Biosimilar Market Analysis, 202X.
5. PharmaInnovate Inc. Corporate Filings, 202X.