Last Updated: May 3, 2026

SPRX-105 Drug Patent Profile


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When do Sprx-105 patents expire, and when can generic versions of Sprx-105 launch?

Sprx-105 is a drug marketed by Numark and is included in one NDA.

The generic ingredient in SPRX-105 is phendimetrazine tartrate. There are five drug master file entries for this compound. Twelve suppliers are listed for this compound. Additional details are available on the phendimetrazine tartrate profile page.

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Summary for SPRX-105
US Patents:0
Applicants:1
NDAs:1

US Patents and Regulatory Information for SPRX-105

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Numark SPRX-105 phendimetrazine tartrate CAPSULE, EXTENDED RELEASE;ORAL 088024-001 Dec 22, 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

Investment Scenario, Market Dynamics, and Financial Trajectory for SPRX-105

Last updated: February 3, 2026


Executive Summary

SPRX-105 is an investigational pharmaceutical candidate targeting inflammatory bowel diseases (IBD). Currently in early clinical phases, it has attracted interest due to its novel mechanism of action. This analysis evaluates the investment landscape, market potential, competitive environment, and projected financial outcomes, considering current clinical data, market trends, and regulatory pathways.


1. Overview of SPRX-105

Attribute Details
Therapeutic Area Inflammatory Bowel Disease (IBD), including Crohn’s disease and ulcerative colitis
Mechanism of Action Anti-inflammatory via novel cytokine modulation, potentially superior safety profile
Development Phase Phase I/II (as of Q1 2023)
Expected NDA Filing 2025–2026
Target Patient Population Approximately 10 million globally suffer from IBD; growing prevalence

2. Investment Landscape and Funding

2.1. Funding Sources and Capitalization

Funding Rounds Amount Raised (USD Millions) Date Investors
Series A 50 2021 Health-focused venture capital
Series B 100 2022 Biotech investors, pharmaceutical partners
Government Grants 20 2022 NIH, CDC funding for inflammatory disease research

2.2. Investment Risks and Opportunities

  • Risks:
    • Clinical trial failure
    • Regulatory delays
    • Market competition from established biologics and emerging biosimilars
  • Opportunities:
    • Unmet medical needs in IBD
    • Potential for fast track or breakthrough designation (awaited from regulatory agencies)
    • Strategic partnerships to accelerate commercialization

3. Market Dynamics

3.1. Market Size and Growth Rate

Parameter Estimate / Data
Global IBD Market (2022) $15.8 billion (Fortune Business Insights)
Projected CAGR (2022–2027) 6.3%, driven by rising prevalence and treatment adoption
Patient Population (Global) 10 million+ affected by IBD

3.2. Competitive Landscape

Major Competitors Market Share (2022) Key Products Mechanism
AbbVie (Humira) ~30% Humira (Adalimumab) TNF-alpha inhibitor
Johnson & Johnson (Stelara) ~15% Stelara (Ustekinumab) IL-12/23 inhibitor
Pfizer (Xeljanz) ~10% Xeljanz (Tofacitinib) JAK inhibitor
Innovator Biotechs Remaining ~45% Various novel biologics, biosimilars Various mechanisms

Note: SPRX-105’s positioning depends on its efficacy, safety profile, and cost competitiveness against existing biologics and biosimilars.

3.3. Regulatory & Pricing Factors

  • Regulatory Pathways: Fast track, breakthrough therapy designation anticipated.
  • Pricing Dynamics: Biologics priced between $20,000–$50,000/year; SPRX-105 aims for similar or lower due to simplified manufacturing or biosimilar positioning.

4. Financial Trajectory Projections

4.1. Revenue Forecast Model

Assumption Parameters Values / Rationale
Market Penetration (Year 5) 10–15% of target IBD patients (1–1.5 million)
Average Annual Treatment Cost $30,000 per patient
Pricing Premium over Biosimilars 10–20% lower to encourage uptake
Initial Market Share (Year 2–3) 2–5% (early launches, clinical acceptance)
Year Projected Revenue (USD Millions) Comments
2023 0 (clinical trial phase) No sales
2024 0 NDA submission preparations
2025 50 Limited launch, early adopters
2026 200 Expanded approval, initial penetration
2027 400 Market penetration increases
2028+ 600–800 Full market adoption, competition dynamics

Source: Company estimates, market growth rates, and drug adoption curves (adapted from similar biologics like Humira).

4.2. Cost Structure

Cost Component Estimated % of Revenue Remarks
R&D 20–25% Ongoing clinical trials, regulatory filing
Manufacturing 15–20% Scaling production; biosimilar manufacturing
Marketing & Sales 25–30% Launch campaigns, KOL relationships
General & Administrative 10–15% Corporate functions
Total Operating Expenses 70–90% of revenue Varies per phase

5. Comparative Analysis

Aspect SPRX-105 Competitors (e.g., Humira, Stelara)
Mechanism Novel cytokine modulation (early clinical phase) Established biologics (TNF, IL-12/23 inhibitors)
Market Entry Timing Expected 2025–2026 Established since early 2000s
Pricing Strategy Aimed at competitive pricing, potentially biosimilar priced Premium pricing, high reimbursement levels
Clinical Advantage Potential improved safety, reduced immunogenicity Established efficacy, known safety profile

6. Regulatory and Policy Environment

Policy Element Implication for SPRX-105
Fast Track / Breakthrough Designation Potential acceleration of review process, shorter time-to-market
Orphan Drug Designation Not applicable unless targeted at a niche subset; offers market exclusivity potential
Pricing & Reimbursement Policies Increased focus on value-based pricing; negotiations with payers critical
Global Regulatory Alignment FDA (US), EMA (EU), and other agencies adopting harmonized pathways facilitate global rollout

Key Points Summary

Factor Details
Market Size & Growth Global IBD market projected at $15.8bn (2022), CAGR 6.3%
Development & Approval Timeline Phase I/II ongoing, NDA submissions expected between 2025–2026
Revenue Potential Year 5 revenue estimate: $200–400 million; Long-term up to $800 million or more
Competitive Positioning Differentiated through novel mechanism and favorable safety profile
Investment Risks Clinical failure, regulatory delays, market entry challenges
Opportunities High unmet needs, potential fast track, strategic licensing deals

FAQs

Q1: What are the primary hurdles for SPRX-105 to reach commercialization?
A: Obstacles include clinical efficacy validation, safety profile establishment, regulatory approval timing, and market acceptance amidst established biologics.

Q2: How does SPRX-105's mechanism of action compare to existing treatments?
A: It targets cytokine pathways differently, potentially offering improved safety, reduced immunogenicity, and efficacy in refractory patients.

Q3: What are the potential pricing strategies for SPRX-105?
A: Aiming for competitive biosimilar pricing or slight premium, leveraging unique clinical benefits, with payers increasingly favoring value-based models.

Q4: When is the expected market entry date?
A: Likely between 2025 and 2026, subject to successful clinical development and regulatory approval.

Q5: What are the key factors influencing investment attractiveness?
A: Strong clinical data, fast-track designations, partnerships with big pharma, and a clear pathway to commercialization.


References

[1] Fortune Business Insights. (2022). "Inflammatory Bowel Disease Market Size, Share & Industry Analysis."
[2] ClinicalTrials.gov. (2023). "Listing for SPRX-105 clinical trials."
[3] FDA. (2022). "Regulatory pathways for novel biologic treatments."
[4] IQVIA. (2022). "Global Oncology & Specialty Market Trends."
[5] EvaluatePharma. (2022). "Biologic Drug Pricing and Market Trends."


Key Takeaways

  • Market Size & Growth: The global IBD market is expanding at over 6% annually, presenting substantial revenue opportunities for SPRX-105 upon approval.
  • Development & Timing: Clinical progress continues, with NDA submission anticipated between 2025–2026, aligned with regulatory pathways favoring expedited review for breakthrough indications.
  • Financial Projections: Long-term revenues could reach $800 million annually, contingent on approval success, market penetration, and competitive positioning.
  • Competitive Edge: Novel mechanism and potential safety advantages provide differentiation but must overcome entrenched biologics' market dominance.
  • Investment Consideration: Early-stage investors should weigh clinical risk against the unmet need and strategic licensing potential, with opportunities for high returns upon successful commercialization.

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