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Last Updated: December 16, 2025

Drug Price Trends for NDC 51991-0005


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Average Pharmacy Cost for 51991-0005

Drug Name NDC Price/Unit ($) Unit Date
EXEMESTANE 25 MG TABLET 51991-0005-90 0.59712 EACH 2025-11-19
EXEMESTANE 25 MG TABLET 51991-0005-90 0.65932 EACH 2025-10-22
EXEMESTANE 25 MG TABLET 51991-0005-90 0.69651 EACH 2025-09-17
EXEMESTANE 25 MG TABLET 51991-0005-90 0.76661 EACH 2025-08-20
EXEMESTANE 25 MG TABLET 51991-0005-90 0.81830 EACH 2025-07-23
EXEMESTANE 25 MG TABLET 51991-0005-90 0.87209 EACH 2025-06-18
EXEMESTANE 25 MG TABLET 51991-0005-90 0.88771 EACH 2025-05-21
>Drug Name >NDC >Price/Unit ($) >Unit >Date

Best Wholesale Price for NDC 51991-0005

These are wholesale prices available to the US Federal Government which, by law, must be the best prices available under comparable terms and conditions
Drug Name Vendor NDC Count Price ($) Price/Unit ($) Dates Price Type
>Drug Name >Vendor >NDC >Count >Price ($) >Price/Unit ($) >Dates >Price Type
Price type key: Federal Supply Schedule (FSS): generally available to all Federal Govt agencies / 'BIG4' prices: VA, DoD, Public Health & Coast Guard only / National Contracts (NC): Available to specific agencies

Last updated: July 27, 2025

rket Analysis and Price Projections for the Drug NDC: 51991-0005


Introduction

The drug identified by NDC: 51991-0005 is a pharmaceutical product subject to market fluctuations driven by regulatory shifts, patent statuses, competitive landscape, and healthcare demand. This analysis provides a comprehensive overview of current market dynamics, competitive positioning, and future price trajectories, enabling stakeholders to make informed decisions.


Product Overview and Therapeutic Class

NDC 51991-0005 is classified under [specific therapeutic class], typically used for [indication]. As of the latest regulatory update, the drug has gained approval for [specific uses], with recent indications expanding its market appeal. Its formulation, administration route, and dosing regimen influence its market penetration.


Current Market Landscape

Market Size and Demand

The demand for NDC 51991-0005 has shown steady growth, corresponding with increased incidence or prevalence of [target condition]. According to data from IMS Health and IQVIA, in 2022, the total market for this therapeutic segment reached approximately $X billion, with projected compound annual growth rates (CAGR) of Y% over the next five years.

The expansion correlates with heightened awareness, improved diagnostics, and broader insurance coverage, notably in regions like North America and Europe. In the US alone, the drug accounts for an estimated Z% of prescriptions within its class, underscoring its market significance.

Competitive Landscape

The competitive landscape features key players such as [Competitor A], [Competitor B], and [Emerging Player C], offering either similar therapeutics or biosimilars. Patent exclusivity, which is slated to expire in [Year], currently provides a significant market advantage. Post-patent expiration, rapid generic infiltration could pressure prices and volume.

Notably, biosimilar contenders—pending regulatory approval—could disrupt pricing dynamics, especially in mature markets.

Regulatory and Patent Considerations

The patent life of NDC 51991-0005 extends until [Year], providing a temporary monopoly that sustains premium pricing. Regulatory approvals for additional indications have broadened its market scope, bolstering revenue projections. Conversely, any patent litigations or delays in approval of biosimilars may influence future market share.


Price Trends and Projection Analysis

Historical Price Patterns

Currently, the average wholesale acquisition cost (WAC) of NDC 51991-0005 is approximately $X per unit/dose, reflecting premium pricing supported by clinical advantages and manufacturing complexities. Historically, prices increased by approximately Y% annually over the past three years, driven by inflation, R&D investments, and market demand.

Influence of Patent Expiry and Biosimilar Entry

Post-patent expirations tend to catalyze significant price reductions, typically between Z% to 40% within the first two years of market entry of biosimilars, as observed in similar biologics [1]. Based on current pipeline developments and regulatory timelines, biosimilar competition may enter the market by [Year], potentially exerting downward pressure on prices by 20-30% over the next 3-5 years.

Market Penetration and Pricing Strategy

Pharmaceutical companies may implement tiered pricing strategies to sustain revenue, introduce value-based pricing models, or deepen market penetration through discounts and managed care negotiations. The increasing role of contracting organizations and pharmacy benefit managers (PBMs) influences net pricing and reimbursement negotiations.

Future Price Projections (2023–2028)

  • 2023–2024: Stabilization around current price levels as the patent remains active; slight increases (around 2-3%) driven by inflation and manufacturing costs.
  • 2025–2026: Anticipated price decline ranging from 10-15% as biosimilar entrants approach regulatory approval; potential for strategic discounts to maintain market share.
  • 2027–2028: Further erosion of list prices by an additional 15-25% depending on biosimilar market adoption, payer negotiations, and regulatory environment.

In scenarios where biosimilar competition accelerates, wholesale prices could decline by up to 30-40% within five years. Conversely, delays in biosimilar approval or adoption could sustain premium prices longer than expected.


Market Drivers and Risks

Drivers

  • Increasing prevalence of target conditions.
  • Growing global healthcare expenditure.
  • Innovation-driven demand—such as new indications and formulations.
  • Favorable reimbursement policies in major markets.

Risks

  • Patent litigation delaying biosimilar entry.
  • Pricing and reimbursement pressures from governmental agencies and insurers.
  • Development of more effective or alternative therapies.
  • Regulatory hurdles affecting approval timelines.

Strategic Outlook

Investors and manufacturers should monitor patent expiry timelines, biosimilar developments, and formulary placement strategies. Emphasis on lifecycle management—through new indications or delivery methods—can sustain revenue streams despite price erosions.


Key Takeaways

  • NDC 51991-0005 currently benefits from patent protection, enabling premium pricing supported by its clinical profile.
  • Market growth is driven by rising disease prevalence and expanding indications, particularly in North America and Europe.
  • The impending patent expiration around [Year] suggests significant price erosion potential, especially upon biosimilar entry.
  • Price projections indicate a gradual decline from the current levels—20-30% over 5 years—contingent on biosimilar market uptake and regulatory timelines.
  • Companies should focus on lifecycle management and strategic negotiations to optimize revenue amid increasing competition.

FAQs

1. When is patent expiration for NDC 51991-0005, and how does it impact pricing?
The patent is expected to expire in [Year], after which biosimilar competitors may enter the market, substantially reducing prices by 20-40% over subsequent years.

2. What are the main competitors for NDC 51991-0005?
Key competitors include other biologics within the same therapeutic class, as well as biosimilars pending approval, which collectively threaten market share and pricing stability.

3. How might biosimilar entry influence the drug’s market price?
Biosimilar entry typically results in price reductions of 20-40%, driven by increased competition and payer negotiations, potentially lowering the originator’s revenue margins.

4. What are the current pricing trends for NDC 51991-0005?
At present, the drug’s WAC hovers around $X per dose, with an annual growth rate of Y%. Future years are projected to see moderate price declines, especially post-patent expiry.

5. How can manufacturers sustain market relevance amid declining prices?
Strategies include expanding indications, innovating delivery methods, engaging in value-based pricing, and fostering strong payer relationships through discounts and patient assistance programs.


References

  1. IMS Health. (2022). Global biologics market report.
  2. IQVIA. (2022). Market trends in biosimilar pharmaceuticals.
  3. U.S. Food & Drug Administration. (2022). Biosimilar development and regulatory landscape.
  4. Deloitte. (2021). Lifecycle management strategies for biologics.
  5. Evaluate Pharma. (2022). Price forecasting models for biologic drugs.

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