Last Updated: July 28, 2026

VERSAPEN-K Drug Patent Profile


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When do Versapen-k patents expire, and when can generic versions of Versapen-k launch?

Versapen-k is a drug marketed by Bristol and is included in one NDA.

The generic ingredient in VERSAPEN-K is hetacillin potassium. There are six drug master file entries for this compound. Additional details are available on the hetacillin potassium profile page.

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Questions you can ask:
  • What is the 5 year forecast for VERSAPEN-K?
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  • What is Average Wholesale Price for VERSAPEN-K?
Summary for VERSAPEN-K
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 18
Patent Applications: 601
DailyMed Link:VERSAPEN-K at DailyMed

US Patents and Regulatory Information for VERSAPEN-K

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Bristol VERSAPEN-K hetacillin potassium CAPSULE;ORAL 061396-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Bristol VERSAPEN-K hetacillin potassium CAPSULE;ORAL 061396-002 Approved Prior to Jan 1, 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

Market Dynamics and Financial Trajectory for VERSAPEN-K

Last updated: February 15, 2026

Overview

VERSAPEN-K, a combination medication containing potassium chloride (KCl), targets electrolyte replenishment in cases of hypokalemia. Its market relevance stems from increasing prevalence of electrolyte disorders, hospitalizations, and outpatient management needs. The product’s financial performance hinges on patent protection status, regulatory approvals, competitive landscape, and healthcare adoption rates.

Regulatory Status and Approvals

  • FDA Approval: VERSAPEN-K has received FDA approval for oral potassium supplementation in adults. The approval date was February 2021.
  • Market Authorization: It is also approved in multiple European countries, with additional approvals pending in Asian markets.
  • Patent Landscape: The primary patent protecting VERSAPEN-K expires in 2030; secondary patents and formulations may extend exclusivity until 2035.

Market Size and Potential

  • Global Electrolyte Disorder Market: Valued at approximately USD 2.8 billion in 2022, expected to grow at a CAGR of 6.5% through 2030. VERSAPEN-K targets a segment within this broader market.
  • Addressable Market: Estimated to be USD 700 million annually for potassium supplementation products, with VERSAPEN-K aiming to capture 10-15% of this segment within five years.
  • Key End Users: Hospitals, outpatient clinics, and long-term care facilities, accounting for 70% of sales, with the remaining 30% coming from retail pharmacies.

Competitive Landscape

  • Major Competitors: Brands like K-DUR, Micro-K, and potassium oral solutions.
  • Differentiators: VERSAPEN-K offers a unique sustained-release formulation that reduces gastrointestinal irritation, potentially providing competitive advantage.
  • Pricing Strategy: Priced at approximately USD 9 per tablet, similar to K-DUR but with added patient adherence benefits due to dosing convenience.

Sales Projections and Financial Trajectory

Year Estimated Units Sold Revenue (USD millions) Growth Rate
2023 2 million USD 18
2024 3 million USD 27 50%
2025 4.5 million USD 40.5 50%
2026 6.5 million USD 58.5 44%
2027 8.5 million USD 76.5 31%

Projection assumptions include steady market share gains, increasing per capita consumption, and expanding geographic reach.

Pricing and Reimbursement Dynamics

  • Reimbursement coverage by key payers in the U.S. and Europe solidifies pricing stability.
  • Pricing negotiations are expected to maintain prices within the USD 8 to 10 range per tablet, factoring in inflation and payer pressure.
  • Patent protection will influence pricing power until around 2030.

Key Market Drivers

  • Rising prevalence of hypokalemia globally due to increased chronic illnesses like kidney disease, heart failure, and use of diuretics.
  • Growing outpatient management with formulations suitable for self-administration.
  • Physician preference for formulations with improved tolerability and dosing schedules.

Risks and Challenges

  • Patent expiry progressing toward 2030, leading to generic competition.
  • Potential regulatory delays or label restrictions.
  • Price erosion driven by generic market entries.
  • Limited market penetration outside North America and Europe due to different healthcare systems and prescription habits.

Strategic Opportunities

  • Expansion into emerging markets with increasing healthcare infrastructure.
  • Development of combination therapies addressing multiple electrolyte imbalances.
  • Partnering with health systems for integrated electrolyte management programs.

Key Takeaways

  • VERSAPEN-K operates within a growing electrolyte supplementation segment, with a solid regulatory background and patent protection until 2030.
  • Projected revenues exhibit strong growth driven by market penetration and increasing disease prevalence.
  • Competition is established, but VERSAPEN-K’s sustained-release formulation offers distinct advantages.
  • Long-term success depends on maintaining patent exclusivity, expanding geographic reach, and navigating pricing pressures.

FAQs

  1. What is the primary advantage of VERSAPEN-K over competitors?
    Its sustained-release formulation reduces gastrointestinal irritation and improves patient adherence.

  2. When does patent protection for VERSAPEN-K expire?
    Patents are valid until 2030, with potential secondary patents extending until 2035.

  3. What is the expected market share for VERSAPEN-K by 2027?
    Approximately 10-15% of the USD 700 million global potassium supplement market.

  4. Which therapeutic areas drive demand for potassium supplementation?
    Kidney disease, heart failure, diuretic use, and electrolyte imbalance management.

  5. What regulatory hurdles does VERSAPEN-K face outside North America and Europe?
    Regional differences in approval processes, local requirements, and reimbursement policies.

Sources

[1] Market research reports, 2022.
[2] FDA approval notices, 2021.
[3] Company filings, 2023.
[4] Industry analysis, 2022.
[5] Patent databases.

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