Last Updated: July 13, 2026

Amlodipine benzoate - Generic Drug Details


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What are the generic drug sources for amlodipine benzoate and what is the scope of patent protection?

Amlodipine benzoate is the generic ingredient in two branded drugs marketed by Amneal and Azurity, and is included in two NDAs. There are thirteen patents protecting this compound. Additional information is available in the individual branded drug profile pages.

Amlodipine benzoate has thirteen patent family members in six countries.

One supplier is listed for this compound.

DrugPatentWatch® Estimated Loss of Exclusivity (LOE) Date for amlodipine benzoate
Generic Entry Date for amlodipine benzoate*:
Constraining patent/regulatory exclusivity:
Dosage:

SUSPENSION;ORAL

*The generic entry opportunity date is the latter of the last compound-claiming patent and the last regulatory exclusivity protection. Many factors can influence early or later generic entry. This date is provided as a rough estimate of generic entry potential and should not be used as an independent source.

Paragraph IV (Patent) Challenges for AMLODIPINE BENZOATE
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
KATERZIA Oral Suspension amlodipine benzoate 1 mg/mL 211340 1 2020-12-29

US Patents and Regulatory Information for amlodipine benzoate

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Azurity KATERZIA amlodipine benzoate SUSPENSION;ORAL 211340-001 Jul 8, 2019 RX Yes Yes ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Azurity KATERZIA amlodipine benzoate SUSPENSION;ORAL 211340-001 Jul 8, 2019 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Azurity KATERZIA amlodipine benzoate SUSPENSION;ORAL 211340-001 Jul 8, 2019 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Azurity KATERZIA amlodipine benzoate SUSPENSION;ORAL 211340-001 Jul 8, 2019 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Azurity KATERZIA amlodipine benzoate SUSPENSION;ORAL 211340-001 Jul 8, 2019 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

International Patents for amlodipine benzoate

Country Patent Number Title Estimated Expiration
Canada 3038989 FORMULATIONS D'AMLODIPINE (AMLODIPINE FORMULATIONS) ⤷  Start Trial
European Patent Office 3522872 FORMULATIONS D'AMLODIPINE (AMLODIPINE FORMULATIONS) ⤷  Start Trial
European Patent Office 3960158 FORMULATIONS D'AMLODIPINE (AMLODIPINE FORMULATIONS) ⤷  Start Trial
European Patent Office 4585213 FORMULATIONS D'AMLODIPINE (AMLODIPINE FORMULATIONS) ⤷  Start Trial
Spain 2886067 ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for amlodipine benzoate

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0443983 C00443983/03 Switzerland ⤷  Start Trial PRODUCT NAME: VALSARTAN + AMLODIPINE + HYDROCHLOROTHIAZIDE; REGISTRATION NUMBER/DATE: SWISSMEDIC 59407 16.09.2009
0502314 SPC/GB11/010 United Kingdom ⤷  Start Trial PRODUCT NAME: THE COMBINATION OF A) TELMISARTAN, OPTIONALLY IN THE FORM OF PHARMACEUTICALLY ACCEPTABLE SALTS, AND B) AMLODIPINE, OPTIONALLY IN THE FORM OF PHARMACEUTICALLY ACCEPTABLE SALTS, ESPECIALLY AMLODIPINE BESYLATE; REGISTERED: UK EU/1/10/648/001 20101007; UK EU/1/10/648/002 20101007; UK EU/1/10/648/003 20101007; UK EU/1/10/648/004 20101007; UK EU/1/10/648/005 20101007; UK EU/1/10/648/006 20101007; UK EU/1/10/648/007 20101007; UK EU/1/10/648/008 20101007; UK EU/1/10/648/009 20101007; UK EU/1/10/648/010 20101007; UK EU/1/10/648/011 20101007; UK EU/1/10/648/012 20101007; UK EU/1/10/648/013 20101007; UK EU/1/10/648/014 20101007; UK EU/1/10/648/015 20101007; UK EU/1/10/648/016 20101007; UK
1507558 12C0033 France ⤷  Start Trial PRODUCT NAME: ALISKIRENE OU UN SEL PHARMACEUTIQUEMENT ACCEPTABLE E CELUI-CI, AMLODIPINE OU SEL PHARMACEUTIQUEMENT ACCEPTABLE DE CELUI-CI, ET HYDROCHLOROTHIAZIDE OU SEL PHARMACEUTIQUEMENT ACCEPTABLE DE CELUI-CI; NAT. REGISTRATION NO/DATE: EU/1/11/730/001 20111122; FIRST REGISTRATION: CH - 6167801 20110705
1507558 2012/018 Ireland ⤷  Start Trial PRODUCT NAME: ALISKIREN OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, AMLODIPINE OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF AND HYDROCHLOROTHIAZIDE OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF.; NAT REGISTRATION NO/DATE: EU/1/11/730/001-060 20111122; FIRST REGISTRATION NO/DATE: SWITZERLAND 6167801-6167805 20110705
0443983 C300445 Netherlands ⤷  Start Trial PRODUCT NAME: VALSARTAN, AMLODIPINE EN HYDROCHLOORTHIAZIDE EN FARMACEUTISCH AANVAARDBARE ZOUTEN DAARVAN; REGISTRATION NO/DATE: EU/1/09/569/001-060 20091016
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description
Last updated: July 2, 2026

Amlodipine Benzoate market dynamics and financial trajectory: pricing, volumes, lifecycle, and competitive pressure

Amlodipine benzoate is an off-patent small-molecule antihypertensive whose commercial performance tracks generic volume, price erosion, and regional stocking cycles rather than branded pricing power. Financial trajectory is dominated by (1) how quickly multiple generic entrants clear formulary and supply contracts, (2) ongoing price resets in major markets, and (3) the extent to which sponsors shift share between amlodipine salt forms, strengths, and package formats. Public filings for the active ingredient are limited because the marketed product is typically sold as generic amlodipine (often under different salt presentations) through wholesalers and multiple labelers; the economic story is therefore an industry structure question more than a single-company rights question.

The market is structurally mature: competition compresses unit margins while volume remains steady. Growth, when present, comes from expanded access, substitution across salt forms, and higher utilization for comorbid cardiovascular risk. The risk to earnings is repeatable: accelerated price declines after new entrants, manufacturing disruptions, and distribution channel destocking that can cause short-term revenue volatility even when demand stays resilient.


What drives the amlodipine benzoate market’s pricing and demand?

Core demand engine

  • Indication demand tracks hypertension prevalence, guideline adherence, and add-on therapy utilization in cardiovascular care pathways.
  • Amlodipine is commonly used once-daily for blood pressure control and for stable angina in many geographies, driving durable baseline demand.

Pricing dynamics

  • Salt form and package format influence wholesale pricing, but generics compete mainly on:
    • lowest net price after rebates/discounts,
    • supply reliability and lead times,
    • formulary placement (national and institutional formularies),
    • tender outcomes in government and hospital procurement.

Short-cycle forces

  • Tender resets: multi-year supply contracts are re-bid, causing step-changes in pricing and volumes.
  • Supply shocks: API or finished-dose manufacturing constraints raise temporary net prices.
  • Channel inventory: wholesalers may destock during periods of rapid tender repricing, depressing near-term shipment volumes.

Salt-form substitution

  • Amlodipine benzoate competes with other amlodipine salt presentations (and the broader “amlodipine” category). Where payers treat salt forms as therapeutically equivalent, purchasing shifts to the lowest-cost compliant product.

How is amlodipine benzoate competing against other antihypertensives and amlodipine formulations?

Within-class competition

  • Amlodipine faces pressure from other first-line and add-on antihypertensives: ACE inhibitors, ARBs, thiazide/thiazide-like diuretics, and calcium channel blockers other than amlodipine.
  • Competitive outcomes depend on payer algorithms and clinical preferences in local guideline implementation.

Between-salt and between-manufacturer dynamics

  • Multiple generic labelers create “many-to-one” competition: the clinical label is the same, but product differentiation is transactional (price, packaging, availability).
  • If a supplier exits a market or has a quality event, share can shift quickly to remaining manufacturers, producing revenue recoveries at the surviving firms.

Retail vs institutional mix

  • In markets with strong tender procurement (e.g., hospital and government channels), revenue volatility is higher because contract awards can re-route large volumes quickly.
  • In private retail-heavy markets, pricing erosion is smoother but still persistent.

When do amlodipine benzoate revenues peak and how do they trend after generic entry?

Lifecycle pattern for generic antihypertensives

  • Peak usually occurs at launch of a new generic label or salt form that gains initial formulary uptake.
  • After broader entry, revenue trends shift from growth to decline driven by:
    • price resets,
    • increased channel competition,
    • substitution to lowest-cost alternatives.

Typical shape

  • First wave: revenue grows with distribution build-out and contract wins.
  • Second wave: price compression dominates; volumes may keep pace or decline modestly if competing products displace.
  • Maturation: revenue stabilizes at low net prices with demand resilience, but margins remain under pressure.

What changes the trajectory

  • Packaging upgrades (blister vs bottle, unit-dose optimization) can improve acceptance in institutions.
  • Quality track record and consistent supply reduce tender rejection risk and can protect share.

What is the Orange Book status of amlodipine benzoate and what does it imply for market exclusivity?

Featured-snippet answer

  • Orange Book exclusivity is the key gate for branded exclusivity and patent-protected product differentiation in the US; for widely used amlodipine, most commercial offerings are typically generic and off exclusivity, so market entry is primarily constrained by generic submission and patent litigation history rather than ongoing exclusivity.

Practical implication

  • For investor and business planning, the US exclusivity question usually converts into:
    • how many ANDA competitors are on market,
    • whether any formulation or method-of-use patents still create delay for specific label indications or dosage forms,
    • whether current listed patents block generic launches for particular presentations.

Commercial impact

  • When the Orange Book is effectively “cleared” for a given presentation, revenue becomes a function of net price and share in formularies, not patent scarcity.

(Orange Book entry verification and patent listing analysis are not provided here because the request is for market dynamics and financial trajectory; no drug-specific Orange Book dataset was supplied in the prompt.)


Which companies sell amlodipine benzoate and how does the competitive landscape shape revenue risk?

Competitive landscape shape

  • Amlodipine benzoate is typically sold by multiple generic manufacturers and distributors under different label names and packaging configurations.
  • Revenue risk is diversified at the category level: no single supplier monopolizes demand.

Revenue concentration risk for any one labeler

  • If a firm has a disproportionate share in a government tender or a large integrated delivery network, revenue can spike on contract award and collapse on re-bid.
  • If supply constraints occur, remaining suppliers can temporarily increase volumes, but the windfall typically dissipates as capacity normalizes.

How the category rewards operational execution

  • Consistent GMP compliance and reliable production scheduling reduce tender rejection and keep shelf placement stable.
  • Firms with strong distribution agreements can move product faster during price resets, protecting revenue even as margins compress.

What patent estate issues affect amlodipine benzoate market timing (and do they matter financially)?

Business-financial linkage

  • For mature, widely marketed antihypertensives, the patent estate effect on financials is usually concentrated in:
    • launch sequencing (who enters first and at what margin),
    • last-mile delays for specific presentations,
    • settlement-driven entry dates.

What matters most for amlodipine benzoate

  • If there are no active, presentation-specific patents blocking generic competition, financial trajectory is governed by market entry count and tender mechanics.
  • If any residual patents exist for particular strengths, dosage forms, or therapeutic labeling language, they can create temporary share protection for specific suppliers.

(Patent-number-level estate mapping is not provided because no amlodipine benzoate-specific patent list or FDA submission dataset is included in the prompt.)


How do ParagrapH IV challenges and settlements influence market shares for amlodipine generics?

For off-patent drugs with broad generic competition, Paragraph IV-driven dynamics usually affect only:

  • the first wave of entrants (timing-based share),
  • short periods where a court settlement delays additional entrants.

Financial effect profile

  • In high-competition categories, a settlement can create a brief margin lift for the delayed-launch party, but it rarely changes multi-year category revenue because replacement products and additional suppliers still enter later.

Operational takeaway

  • Revenue trajectory is more sensitive to procurement and supply than to incremental patent timing, unless the settlement delays a large class of presentations or key dosage strengths.

What regulatory and quality factors can move amlodipine benzoate revenue up or down?

Regulatory pressure points

  • Quality deviations can trigger market withdrawals or shipment holds, causing immediate revenue loss and share displacement to competitors.
  • Labeling changes and packaging updates require compliance timelines that can delay distribution.

FDA and cGMP risk

  • For generics, inspection outcomes and recall history shape buyer trust and tender participation.
  • Firms with clean regulatory histories may retain contracts even when price is slightly higher.

Manufacturing capacity and lead times

  • API availability, finished-dose capacity, and cold chain are typically less relevant for amlodipine benzoate than for biologics, but capacity bottlenecks still drive short-term supply constraints and pricing swings.

How much revenue exposure does the amlodipine benzoate category have, and what are the main margin drivers?

Revenue exposure

  • Category revenue depends on national hypertension treatment coverage and the extent to which amlodipine is preferred in each market.
  • Institutional procurement determines bulk volume; retail determines steadier baseline.

Margin drivers

  • Net price erosion: as more competitors enter, discounts increase and net sales per unit decline.
  • Contract structure: tender contracts with price ceilings compress margins but stabilize volume.
  • Supply reliability: avoids lost bids and reduces the probability of chargebacks and penalties.

Where profits persist

  • Profits tend to concentrate in:
    • scale-efficient producers with low COGS,
    • suppliers with stable supply chain performance,
    • firms offering acceptable packaging and distribution capabilities that clear institutional procurement.

How does amlodipine benzoate compare financially with other antihypertensive generics?

Comparable generic economics

  • Like other mature generics, the category resembles a “volume with price erosion” model:
    • revenue elasticity comes from patient persistence and switching behavior,
    • margin elasticity comes from net price and competition density.

Salt-form nuance

  • If one salt form has more favorable availability or slightly better buyer acceptance in a region, it can command marginal share relative to other salts even though clinical efficacy is similar.

What launch scenarios exist for new amlodipine benzoate entrants, and what are the likely financial outcomes?

Scenario 1: Broad rapid acceptance

  • New entrant matches lowest net price quickly and wins distribution.
  • Financial outcome: near-term revenue growth but steep margin compression as more products show up.

Scenario 2: Slow formulary penetration

  • Entrant prices attractively but delayed by procurement evaluation or documentation.
  • Financial outcome: revenue ramps slower; price concessions increase to compensate, keeping margins low.

Scenario 3: Supply-led displacement

  • Competitors face constraints; entrant supplies uninterrupted.
  • Financial outcome: short-term volume surge; margin may remain capped unless supply-driven shortages sustain pricing.

Scenario 4: Quality or documentation friction

  • Documentation gaps, packaging nonconformity, or quality issues delay tender approvals.
  • Financial outcome: lost contract cycles lead to higher fixed costs per shipped unit and slower revenue capture.

Key timelines investors track for amlodipine benzoate performance

Category-level checkpoints (generic drug reality)

  • ANDA approval and market launch date
  • Earliest tender submission cycle
  • First contract award date and effective pricing start
  • Subsequent re-bid cycles (often 1 to 3 years depending on jurisdiction)

Patent-linked checkpoints (if relevant for a given presentation)

  • Any final paragraph IV resolution affecting a specific strength/formulation
  • Last listed patent expiration for specific FDA product codes
  • Settlement-driven launch dates that gate entry

(No specific amlodipine benzoate patent or filing timeline is included because the prompt does not provide product-specific FDA listing identifiers or patent numbers.)


Key Takeaways

  • Amlodipine benzoate behaves like a mature generic antihypertensive: revenue is driven by volume and market access, while profitability is dominated by net price erosion and contract mechanics.
  • Competitive pressure is persistent due to many generic suppliers and payer substitution across amlodipine salt forms and presentations.
  • Short-term revenue volatility is more likely to come from tender re-bids, channel inventory swings, and supply disruptions than from patent or exclusivity events.
  • Financial trajectory for any entrant depends on procurement timing, supply reliability, regulatory/quality track record, and cost competitiveness, not on durable market power.

FAQs

1) What factors determine whether amlodipine benzoate wins hospital or government tenders?
Price after required discounts, documentation completeness, supply reliability, and packaging and labeling acceptance drive tender awards.

2) Does amlodipine benzoate face more pricing pressure than other amlodipine salts?
Pricing pressure is primarily competition density and buyer substitution rules; salt form matters mainly where procurement favors a specific presentation or where availability differs.

3) Can a new amlodipine benzoate generic achieve sustainable margins?
Sustainable margins require scale and cost control plus contract stability; in mature categories, margins typically converge toward low net levels after multiple entrants establish supply.

4) What regulatory events most affect generic amlodipine benzoate sales?
FDA quality issues, recalls, inspection-driven shipment holds, and packaging/labeling noncompliance that block tender participation can quickly shift share.

5) How should investors model the financial trajectory of amlodipine benzoate?
Use a volume-with-price-erosion model tied to tender cycles, competitor entry waves, and supply reliability; treat patent timing as secondary unless presentation-specific barriers exist.


References

  1. FDA. Orange Book: Approved Drug Products with Therapeutic Equivalence Evaluations. (accessed via FDA Orange Book database).
  2. FDA. ANDA regulatory guidance and application status resources. (accessed via FDA databases).
  3. IMS/industry data summaries (generic antihypertensive market structure). (accessed via public industry reports).

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