Last Updated: May 23, 2026

CAPOZIDE 25/25 Drug Patent Profile


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When do Capozide 25/25 patents expire, and what generic alternatives are available?

Capozide 25/25 is a drug marketed by Apothecon and is included in one NDA.

The generic ingredient in CAPOZIDE 25/25 is captopril; hydrochlorothiazide. There are fifteen drug master file entries for this compound. One supplier is listed for this compound. Additional details are available on the captopril; hydrochlorothiazide profile page.

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Summary for CAPOZIDE 25/25
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US Patents and Regulatory Information for CAPOZIDE 25/25

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Apothecon CAPOZIDE 25/25 captopril; hydrochlorothiazide TABLET;ORAL 018709-002 Oct 12, 1984 DISCN Yes 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

Expired US Patents for CAPOZIDE 25/25

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Apothecon CAPOZIDE 25/25 captopril; hydrochlorothiazide TABLET;ORAL 018709-002 Oct 12, 1984 ⤷  Start Trial ⤷  Start Trial
Apothecon CAPOZIDE 25/25 captopril; hydrochlorothiazide TABLET;ORAL 018709-002 Oct 12, 1984 ⤷  Start Trial ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for CAPOZIDE 25/25

See the table below for patents covering CAPOZIDE 25/25 around the world.

Country Patent Number Title Estimated Expiration
Canada 1071629 COMPOSES A BASE DE SPIRO (1, 3-DIOXALANE-4, 3') QUINUCLIDINE (SPIRO(1, 3-DIOXOLANE-4, 3') QUINUCLIDINE COMPOUNDS) ⤷  Start Trial
Finland 770437 ⤷  Start Trial
Finland 832849 ⤷  Start Trial
United Kingdom 1576161 ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

CAPOZIDE 25/25: Market Dynamics and Financial Trajectory

Last updated: April 25, 2026

What is CAPOZIDE 25/25 and what does it compete against?

CAPOZIDE 25/25 is a fixed-dose combination (FDC) antihypertensive tablet marketed as Captopril 25 mg + Hydrochlorothiazide 25 mg (brand naming varies by market). It competes in the crowded, price-sensitive hypertension FDC and monotherapy categories across emerging and mature markets, where prescribing behavior is driven by guideline alignment, availability, reimbursement, and local generics.

Competitive set (practical substitutes at pharmacy and clinic level)

  • Other captopril/HCTZ FDC brands (where available locally)
  • ACE inhibitor (ACEi) + thiazide FDCs using different active pairs (e.g., enalapril/HCTZ in some geographies)
  • Generic captopril and generic HCTZ as separate pills prescribed as an alternative to FDC
  • Other first-line add-on classes used in hypertension management (ARB + thiazide, calcium channel blocker + thiazide), where payer preferences shift toward newer FDCs

How does market structure shape CAPOZIDE 25/25 pricing power?

CAPOZIDE 25/25 operates in a market where price formation is typically governed by the following dynamics:

1) Generic penetration compresses gross margin

  • Fixed-dose antihypertensive combinations are widely genericized.
  • FDC brands lose pricing power as local generics match the same dose combinations and as prescribing moves to “lowest cost per dose” under national tendering or formulary controls.

Implication for CAPOZIDE 25/25: its commercial trajectory tracks the competitiveness of the CAPOZIDE franchise (supply reliability, tender wins, and distributor coverage) more than proprietary differentiation.

2) Formulary placement and tendering drive unit volumes

In most jurisdictions, hypertension drugs are included in essential medicines lists or national formularies. Purchase channels often rely on:

  • State or payer tenders
  • Hospital formularies
  • Pharmacy chain preferred brands

Implication: CAPOZIDE 25/25 performance typically depends on maintaining supply at scale and staying within tendered price ceilings.

3) Dose-level standardization limits differentiation

Because CAPOZIDE 25/25 is a standard captopril 25 mg + HCTZ 25 mg strength (common in global usage), differentiation is usually limited to:

  • Packaging and labeling
  • Bioavailability parity and quality compliance (for regulatory approval)
  • Contracting and distribution strength

4) Safety and adherence outcomes are important but not proprietary

Captopril and hydrochlorothiazide have established safety profiles. Adherence improvements from FDC generally matter, but outcomes-based premium pricing is uncommon in this category.

What are the key demand drivers for CAPOZIDE 25/25?

Demand for captopril/HCTZ combinations is structurally linked to hypertension prevalence and treatment intensity.

Core demand drivers

  • Rising hypertension prevalence and ongoing diagnosis efforts
  • Therapy intensification (patients needing combination treatment)
  • Cost sensitivity in outpatient markets where FDCs reduce pill burden versus separate tablets
  • Regulatory and tender inclusion that sustains recurring demand

Demand headwinds

  • Switching to newer FDCs (ARB/thiazide or other guideline-preferred pairings) in some markets
  • Patent and origin-brand replacement over time (if the brand is positioned as a legacy therapy)
  • Availability shocks (API sourcing volatility, manufacturing disruptions), which can temporarily suppress volumes

How do reimbursement and pricing dynamics typically evolve for older FDCs?

For established antihypertensive FDCs like captopril/HCTZ, pricing typically follows a path seen across generic FDCs:

  1. Launch or re-launch phase: price held by brand positioning and limited generic substitution.
  2. Generic normalization: price competition intensifies, pushing down wholesale and pharmacy net prices.
  3. Tender-led pricing: volume stabilizes but margin compresses due to government and payer price caps.
  4. Sustained commoditization: long-run earnings are driven by scale, distribution reach, and cost-down execution rather than price.

Implication for CAPOZIDE 25/25: the financial trajectory is usually volume-stable but margin-dilutive unless the manufacturer secures recurring procurement contracts or maintains a differentiated supply chain at competitive landed cost.

What does the financial trajectory usually look like for CAPOZIDE 25/25?

Without market-specific audited financials, the only defensible framework is a category-standard trajectory based on how generic antihypertensive FDCs evolve across quarters and years.

Financial trajectory model (category-typical)

Time horizon Unit volume trend Net price trend Gross margin trend Earnings quality
0-24 months Higher or stable if tender wins or new distribution Soft decline under substitution Compression as competitors enter Mixed, driven by volume ramp
2-5 years Stable to modest growth in covered channels Continued decline toward tender ceilings Further compression unless cost-down offsets More reliant on scale and procurement
5+ years Plateau or slow erosion if formulary favors alternatives Stable-to-decline Low but potentially resilient if cost base is optimized Sustained if supply is reliable

What moves the line for earnings in practice

  • Manufacturing cost position (API sourcing, yields, batch release economics)
  • Regulatory compliance and continuity of supply (avoids tenders being re-awarded)
  • Portfolio mix (whether the brand is part of a broader antihypertensive line that smooths demand)
  • Working capital efficiency (important in high-turn outpatient products)

Key market KPIs to track for CAPOZIDE 25/25

A business case for CAPOZIDE 25/25 should be monitored through KPIs that directly link to revenue and profitability in this therapeutic segment.

Commercial KPIs

  • Tender win rate by procurement authority and region
  • Share of pharmacy accounts in hypertension categories
  • Out-of-stock rate and average lead times
  • Price per tablet and price per DDD (dose-defined metric) vs closest substitutes

Financial KPIs

  • Gross margin per unit (net of rebates and channel fees)
  • COGS per tablet by active ingredient cost index (captopril API, HCTZ API)
  • Distribution cost per unit (route-to-market efficiency)
  • Cash conversion cycle tied to inventory turns

Where CAPOZIDE 25/25 is most resilient

Fixed-dose captopril/HCTZ is most resilient when:

  • Payers prioritize low-cost combinations over newer add-on classes
  • Formularies allow broad substitution
  • Local supply chains can deliver stable tender quantities
  • The brand maintains strong channel relationships and avoids product discontinuities

Where CAPOZIDE 25/25 is most exposed

The brand is most exposed when:

  • Formularies shift toward ARB/thiazide or other guideline-favored combinations with negotiated pricing
  • Tendering bodies add restrictive criteria that favor specific suppliers
  • Competitors undercut net prices through parallel imports or aggressive local manufacturing economics

How should stakeholders interpret “financial trajectory” for this product category?

For an antihypertensive FDC that is typically genericized, “financial trajectory” is usually less about innovation-linked step changes and more about structural profitability under commoditization.

Practical interpretation

  • Revenue trajectory: tied to treated patient base plus channel coverage.
  • Profit trajectory: tied to cost-down and contract pricing discipline.
  • Risk trajectory: tied to formulary shifts and supply disruptions, not clinical failures.

Key Takeaways

  • CAPOZIDE 25/25 (captopril 25 mg + hydrochlorothiazide 25 mg) competes in a heavily genericized, tender-driven hypertension FDC market where pricing power is limited.
  • Market dynamics favor formulary access, tender wins, and supply continuity over differentiation.
  • The financial trajectory for this category is typically volume-stable with sustained margin pressure, unless the manufacturer maintains a low-cost COGS and secure procurement channels.
  • Monitoring should focus on tender win rate, net price per unit, gross margin per tablet, and out-of-stock frequency, as these directly determine revenue and earnings.

FAQs

1) Is CAPOZIDE 25/25 positioned as a proprietary therapy or a commodity?
It functions as a standard dose FDC in a category where competition centers on generic substitution and tender economics.

2) What typically drives unit volume for CAPOZIDE 25/25?
Tender inclusion, pharmacy chain availability, and patient management practices that use ACEi plus thiazide combinations.

3) What most affects profitability for this product class?
Net pricing after channel fees plus manufacturing cost and API input economics.

4) Does CAPOZIDE 25/25 face clinical differentiation risk?
Clinical profiles are established; commercial risk is more often driven by formulary and payer preference shifts to other FDC pairings.

5) What is the most common long-run outcome for FDC brands in this space?
A plateauing revenue base with margins constrained by generic and tender competition, followed by profitability improvements only through cost-down and supply reliability.


References

[1] WHO. (2023). Hypertension fact sheet (dose-appropriate management context and hypertension prevalence background). World Health Organization. https://www.who.int/news-room/fact-sheets/detail/hypertension
[2] World Bank. (2020). Noncommunicable diseases and hypertension prevalence and treatment context (macroeconomic demand driver backdrop). https://www.worldbank.org/
[3] FDA. (2024). Generic drug information and substitution framework (competitive pricing context via genericization). U.S. Food and Drug Administration. https://www.fda.gov/drugs/generic-drugs

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