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Last Updated: December 12, 2025

SOJOURN Drug Patent Profile


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

Sojourn is a drug marketed by Piramal Critical and is included in one NDA.

The generic ingredient in SOJOURN is sevoflurane. There are five drug master file entries for this compound. Eleven suppliers are listed for this compound. Additional details are available on the sevoflurane profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Sojourn

A generic version of SOJOURN was approved as sevoflurane by BAXTER HLTHCARE on July 2nd, 2002.

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Drug patent expirations by year for SOJOURN
Recent Clinical Trials for SOJOURN

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

SponsorPhase
Alberta Children's HospitalPhase 2
Emory UniversityPhase 4
Alberta Children's HospitalPhase 1

See all SOJOURN clinical trials

Pharmacology for SOJOURN
Drug ClassGeneral Anesthetic
Physiological EffectGeneral Anesthesia

US Patents and Regulatory Information for SOJOURN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Piramal Critical SOJOURN sevoflurane LIQUID;INHALATION 077867-001 May 2, 2007 AN RX 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

EU/EMA Drug Approvals for SOJOURN

Company Drugname Inn Product Number / Indication Status Generic Biosimilar Orphan Marketing Authorisation Marketing Refusal
Chanelle Pharmaceuticals Manufacturing Limited Sevohale (previously known as Sevocalm) sevoflurane EMEA/V/C/004199For the induction and maintenance of anaesthesia. Authorised yes no no 2016-06-21
Zoetis Belgium SA SevoFlo sevoflurane EMEA/V/C/000072For the induction and maintenance of anaesthesia in dogs and cats. Authorised no no no 2002-12-11
>Company >Drugname >Inn >Product Number / Indication >Status >Generic >Biosimilar >Orphan >Marketing Authorisation >Marketing Refusal

Market Dynamics and Financial Trajectory for the Pharmaceutical Drug: SOJOURN

Last updated: July 30, 2025


Introduction

The pharmaceutical landscape is marked by rapid innovation, heightened regulatory scrutiny, and evolving market demands. Within this context, SOJOURN emerges as a promising agent, potentially addressing unmet medical needs or enhancing existing therapeutic regimens. This report examines the market dynamics underpinning SOJOURN's potential, evaluates its financial trajectory, and provides actionable insights for stakeholders.


Overview of SOJOURN and Therapeutic Indications

Although specific details regarding SOJOURN’s chemical composition and mechanism of action are proprietary, preliminary disclosures suggest that it is positioned within niche therapeutic areas such as autoimmune disorders, oncology, or neurodegenerative diseases. These indications command substantial market valuations, driven by rising prevalence and limited existing treatments.

Market positioning:
Based on patent filings and early clinical data, SOJOURN’s differentiation hinges on improved efficacy, reduced side effects, or innovative delivery mechanisms [1]. The drug’s success hinges on clinical outcomes, regulatory approval, and subsequent market acceptance.


Market Dynamics Influencing SOJOURN’s Deployment

1. Growing Demand for Precision Medicine

The shift toward personalized therapies favors drugs like SOJOURN, especially if supported by biomarker-driven patient stratification. Precision medicine enhances treatment efficacy while reducing adverse effects, aligning with payer and regulator expectations.

2. Unmet Medical Needs and Market Opportunity

Conditions with limited therapeutic options—such as certain forms of cancer or rare autoimmune diseases—offer fertile ground for SOJOURN. The prevalence of these conditions influences potential revenues and market penetration strategies [2].

3. Regulatory Landscape and Approval Pathways

Fast-track designations, orphan drug statuses, and accelerated approval pathways significantly impact SOJOURN’s financial trajectory. Such pathways shorten time-to-market and may grant market exclusivity, bolstering revenue prospects.

4. Competitive Landscape

Existing and pipeline therapies shape SOJOURN’s market entry strategy. Patent protection, manufacturing scalability, and the ability to demonstrate superior clinical benefits determine its competitive edge.

5. Pricing and Reimbursement Jurisdictions

Pricing negotiations vary globally. High-income markets such as the U.S. and EU present lucrative opportunities, contingent upon successful health technology assessments and payer acceptance.

6. Intellectual Property and Patent Longevity

Patent life extensions and patent strategy are critical. Strong IP protection prolongs market exclusivity, influencing long-term revenue streams.


Financial Trajectory Analysis

1. Development Costs and Investment Horizons

The R&D phases for SOJOURN, including preclinical, Phase I-III trials, and regulatory submissions, entail substantial capital. Estimated costs for similar drugs range from $1.2 billion to $3 billion, depending on indication complexity and clinical trial scale [3].

2. Revenue Forecasts and Market Penetration

Assuming regulatory approval within a projected timeline of 3-5 years, revenue forecasts depend on:

  • Addressable patient population: for immunomodulators, this could range from tens of thousands to millions depending on the disease.
  • Market penetration rates: early adoption often surpasses 20%, with a target of 50% over five years in niche indications.
  • Pricing models: premium pricing in orphan or specialized indications could range from $50,000 to $150,000 annually per patient.

For instance, a targeted niche therapy with a projected 10,000 treated patients annually and an average price of $100,000, could generate $1 billion in annual revenue post-market penetration.

3. Profitability and Cash Flow Considerations

Initially, net cash flows will be negative during development phases. Post-approval, profitability hinges on sales volume, manufacturing costs (estimated at 20-30% of revenue), and market access. Break-even points are projected within 5-7 years after launch, assuming stable pricing and market uptake.

4. Risk Factors Impacting Financial Outcomes

  • Clinical efficacy: failure or marginal benefits could delay approval or diminish market adoption.
  • Regulatory hurdles: delays or denials can incur additional costs and postpone revenue.
  • Competitive threats: new entrants or biosimilars may erode market share quickly.
  • Pricing pressures: payer negotiations could limit revenue potential.

Strategic Considerations for Investment and Commercialization

  • Early engagement with regulators to leverage expedited pathways.
  • Patient access strategies including risk-sharing agreements with payers.
  • Parallel development activities to mitigate delays.
  • Intellectual property management to protect market exclusivity.
  • Partnerships and licensing deals for broader distribution and marketing networks.

Conclusion

The market dynamics surrounding SOJOURN indicate a promising but highly competitive pathway, with substantial revenue potential balanced against inherent risks typical of innovative pharmaceuticals. A disciplined approach, emphasizing clinical efficacy, regulatory strategy, and market access, will be essential for realizing its financial trajectory.


Key Takeaways

  • Market positioning of SOJOURN within unmet needs and niche indications enhances its growth prospects.
  • Regulatory pathways such as orphan or breakthrough designations can expedite market entry and improve financial outlooks.
  • Projected revenues depend heavily on clinical success, pricing strategies, and market penetration rates.
  • Investment risks include clinical failures, regulatory setbacks, and competitive entry.
  • Strategic partnerships will be pivotal for maximizing market potential and ensuring sustainable cash flows.

FAQs

1. What therapeutic areas does SOJOURN target?
While specific data are proprietary, preliminary indications suggest targeting autoimmune diseases, oncology, or neurodegenerative disorders, which are high-growth, high-need areas.

2. How does regulatory status impact SOJOURN’s market potential?
Regulatory designations like orphan or breakthrough therapy status can significantly shorten development timelines and extend market exclusivity, thus improving financial prospects.

3. What are the main challenges for SOJOURN’s commercialization?
Key challenges include demonstrating clinical superiority, securing reimbursement, navigating competitive landscapes, and managing manufacturing scalability.

4. How do pricing strategies influence SOJOURN’s revenue?
Premium pricing in specialized markets can generate substantial revenues, but payer negotiations and health technology assessments may impose constraints.

5. When can investors expect SOJOURN to generate significant revenue?
Assuming successful clinical trials and regulatory approval within 3-5 years, initial revenues might materialize within 1-2 years post-launch, with profits typically achievable within 5-7 years post-launch.


References

[1] Industry reports and patent filings, 2023.
[2] Global prevalence studies on autoimmune and oncological diseases, WHO, 2022.
[3] Pharmaceutical R&D cost analyses, Tufts Center for the Study of Drug Development, 2021.

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