Last Updated: May 3, 2026

rabeprazole sodium - Profile


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What are the generic sources for rabeprazole sodium and what is the scope of patent protection?

Rabeprazole sodium is the generic ingredient in three branded drugs marketed by Aytu, Waylis Therap, Alkem Labs Ltd, Amneal Pharms, Aurobindo Pharma Usa, Chartwell Rx, Dr Reddys, Lannett Co Inc, Pharmobedient, Rubicon Research, Teva Pharms Usa, and Torrent, and is included in twelve NDAs. Additional information is available in the individual branded drug profile pages.

Summary for rabeprazole sodium
US Patents:0
Tradenames:3
Applicants:12
NDAs:12

US Patents and Regulatory Information for rabeprazole sodium

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Aytu ACIPHEX SPRINKLE rabeprazole sodium CAPSULE, DELAYED RELEASE;ORAL 204736-001 Mar 26, 2013 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Aytu ACIPHEX SPRINKLE rabeprazole sodium CAPSULE, DELAYED RELEASE;ORAL 204736-002 Mar 26, 2013 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Waylis Therap ACIPHEX rabeprazole sodium TABLET, DELAYED RELEASE;ORAL 020973-001 May 29, 2002 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Waylis Therap ACIPHEX rabeprazole sodium TABLET, DELAYED RELEASE;ORAL 020973-002 Aug 19, 1999 AB RX Yes Yes ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Alkem Labs Ltd RABEPRAZOLE SODIUM rabeprazole sodium TABLET, DELAYED RELEASE;ORAL 208644-001 Apr 24, 2018 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Amneal Pharms RABEPRAZOLE SODIUM rabeprazole sodium TABLET, DELAYED RELEASE;ORAL 204179-001 Jul 31, 2015 AB RX 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

Expired US Patents for rabeprazole sodium

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Waylis Therap ACIPHEX rabeprazole sodium TABLET, DELAYED RELEASE;ORAL 020973-001 May 29, 2002 5,035,899 ⤷  Start Trial
Waylis Therap ACIPHEX rabeprazole sodium TABLET, DELAYED RELEASE;ORAL 020973-002 Aug 19, 1999 5,035,899 ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

RABEPRAZOLE SODIUM: Investment Scenario and Fundamentals Analysis

Last updated: April 25, 2026

Rabeprazole sodium is an oral proton pump inhibitor (PPI) with established global demand, broad generic penetration, and pricing that typically tracks the generic basket and local reimbursement frameworks rather than patent exclusivity. The investment thesis is less about platform novelty and more about durable supply-chain execution, regulatory throughput, and cost-competitive manufacturing for a mature molecule.

What is rabeprazole sodium and where does it sit in pharma demand?

Rabeprazole sodium is a marketed proton pump inhibitor used for acid-related conditions (most commonly GERD and peptic ulcer disease). PPIs have long-duration demand, anchored by chronic reflux indications and repeat prescribing.

Market demand drivers (structural)

  • Chronic indication profile (GERD and related dyspepsia patterns)
  • Switch-and-substitution behavior among PPIs (class competition)
  • High generic availability in most mature markets, shifting value to price, availability, and procurement performance

Competitive positioning

  • Class competition: omeprazole, esomeprazole, lansoprazole, pantoprazole, and others
  • Segment competition: low-cost generics dominate volume; premium products have limited room unless brand-based or differentiated by formulation and distribution

How does the IP landscape typically affect investment in rabeprazole sodium?

Rabeprazole sodium is not an innovation-stage asset in most geographies; it is widely genericized. Investment outcomes are driven by:

  • Whether a company has exclusive rights for a particular formulation, market authorization package, or line extension
  • Whether a company can defend manufacturing process know-how and reduce total cost of goods (COGS)
  • Whether the company can secure regulatory approvals and maintain supply continuity

For patent and exclusivity analysis, rabeprazole sodium is generally treated as a “follow-on” molecule rather than a primary IP-led winner unless tied to a specific modern formulation or jurisdiction-specific filings.

What are the key formulation and lifecycle factors that move fundamentals?

For PPIs like rabeprazole sodium, lifecycle value concentrates around:

  • Formulation stability and bioavailability consistency (generic approval depends on demonstrating equivalence)
  • Patient adherence (dose form and strength consistency across markets)
  • Manufacturing yield and impurity control (precision chemistry reduces batch rejections and rework)
  • Supply reliability (tender-driven procurement rewards continuous availability)

Common commercialization variables

  • Strength coverage (commonly 10 mg and 20 mg in practice for rabeprazole)
  • Fixed combinations in some markets (when available through authorizations)
  • Packaging formats that fit wholesale and pharmacy workflows

Where does value accrue across the value chain?

Rabeprazole sodium typically assigns the highest economic leverage to execution nodes:

  • Manufacturing: consistent impurity profile, cost per tablet/capsule, batch-to-batch yield
  • Regulatory: fast and repeatable approval cycles in each target market
  • Commercial: tender participation, distributor relationships, and ability to hold price under competitive pressure
  • Compliance: GMP performance and inspection outcomes (market access risk is real in mature generics)

What does an investor model for rabeprazole sodium typically look like?

The investment model is usually built on “operating-alpha,” not “research-alpha.” A practical fundamentals framework focuses on:

1) Product economics

  • ASP (average selling price) trajectory by country and channel
  • Tender win rates and contract durations
  • Gross margin resilience versus freight, energy, and raw material price volatility

2) Manufacturing economics

  • Unit manufacturing cost (by strength) and scale utilization
  • Expected rejects/rework rate from impurity excursions
  • Capacity allocation versus other high-velocity generics

3) Regulatory throughput

  • Approval pipeline headwinds (labeling changes, renewals, variations)
  • Risk of supply constraints during submissions and validation batches

How should investors benchmark competitive intensity?

Rabeprazole sodium has strong generic substitution dynamics. Competitive intensity manifests in:

Price compression

  • Generics trade toward benchmark pricing
  • Occasional temporary price spikes happen around supply disruptions, then normalize

Shelf and channel access

  • Volume wins follow distribution breadth and tender competitiveness
  • Companies that can maintain uninterrupted supply hold relative share

Quality and compliance

  • Product recalls and GMP findings can cause rapid revenue loss
  • Conversely, sustained compliance improves tender eligibility

What are the key due diligence items for a rabeprazole sodium investment?

Investors should diligence around operational risk controls and market access durability.

Regulatory and compliance

  • Drug master file readiness and change control discipline (manufacturing site, process changes)
  • GMP inspection outcomes for the relevant sites
  • Complaint and deviation metrics for product quality

Commercial execution

  • Tender cycle performance and contract coverage
  • Distributor concentration risk
  • Pricing mechanisms in each target market

Manufacturing

  • Impurity profile control strategy
  • Raw material supply chain redundancy
  • OEE and batch scheduling constraints

Where are the opportunity pockets despite genericization?

Even in mature molecules, pockets of opportunity can appear where constraints exist:

  • Geographic imbalance: markets with slower generic entry or procurement consolidation differences
  • Supply gaps: temporary shortages due to capacity outages create buying windows
  • Formulation differentiation: where authorizations exist for specific release profiles or combinations
  • Contract concentration: where procurement favors suppliers with validated continuity

The goal for investors is to identify areas where price competition is moderated by supply reliability and regulatory track record.

What are the downside risks specific to rabeprazole sodium?

Mature generic PPIs carry predictable risk factors:

  • Erosion of ASP due to incremental generic entrants
  • Margin volatility from energy and API input costs
  • Regulatory rework from variations, labeling updates, and periodic renewals
  • Supply disruption risk from plant outages or batch rejection events
  • Channel concentration if revenue depends on few tenders or distributors

Investment scenario map: base case, downside case, upside case

Below is a scenario structure for rabeprazole sodium-focused investment screening. It ties value drivers to outcomes.

Scenario Revenue outcome driver Margin outcome driver Probability logic (screening lens)
Base case Stable tender wins and supply continuity Normal generic pricing with cost discipline Expected when GMP record is clean and capacity is well utilized
Upside case Share gains via contract wins and competitor supply gaps Better than average COGS and lower batch losses Higher when manufacturing sites have strong yield and compliance history
Downside case ASP compression and tender loss from new entrants Higher rejects, input cost spike, or logistics inflation Higher when approvals are delayed or quality events occur

Which external anchors should investors use for market sizing and utilization assumptions?

For rabeprazole sodium, investors typically use:

  • PPI class volume trends (reflux-driven demand)
  • Country-level tender procurement behavior and reimbursement rules
  • Generic substitution penetration rates and time-to-entry patterns
  • Supply chain integrity and API availability schedules

A credible sizing approach uses the company’s own distribution footprint and contract structure, then applies class-level demand as a guardrail.

What procurement and contracting dynamics matter most?

Rabeprazole sodium frequently trades on:

  • Tender-driven pricing and contract replenishment cycles
  • Wholesale stocking rules and pharmacy-level switching patterns
  • Contract clauses on delivery SLAs and quality evidence

Investors should treat contracting performance as an operational KPI, not a sales metric.

What KPIs should define management performance?

For a rabeprazole sodium business line, the KPIs that predict fundamentals are:

Manufacturing KPIs

  • Batch approval rate (yield and impurity pass rate)
  • Deviation frequency and CAPA cycle closure time
  • Cost per unit (by strength) and trend over 4 to 8 quarters

Quality KPIs

  • Complaints per 10,000 units
  • Recall events and regulator notices
  • Inspection outcomes for relevant sites

Commercial KPIs

  • Tender win rate and contracted volume coverage
  • ASP trend by country and channel
  • Distributor concentration and order fill rate

How do you interpret “process” and “site” in rabeprazole sodium value?

Because rabeprazole sodium is mature and heavily genericized, manufacturing process and site selection become value differentiators.

  • Lower rejects reduce effective COGS and protect continuity
  • A site with a consistent impurity profile reduces regulatory friction for variations
  • Multiple qualified sites reduce supply interruption risk, improving tender eligibility and customer trust

What is the investment bottom line?

Rabeprazole sodium is a mature, high-volume generic PPI where the investment thesis is driven by scale execution and regulatory reliability. Returns generally depend on whether a company can sustain low unit costs, defend quality outcomes, and win tenders in specific geographies where supply continuity matters more than marginal innovation.


Key Takeaways

  • Rabeprazole sodium is a mature PPI with demand driven by chronic acid-related indications, but value is shaped primarily by generic pricing and procurement mechanics.
  • Investment outcomes hinge on operational execution: manufacturing yield, impurity control, GMP stability, and supply continuity.
  • Competitive intensity is structurally high due to class substitution and extensive generic availability; share gains come from tender wins and reliability, not differentiation.
  • The most actionable due diligence focuses on quality metrics, approval pipeline stability, contract coverage, and unit economics trend.

FAQs

1) Is rabeprazole sodium primarily an IP-led or execution-led investment?
Execution-led. For most markets the molecule behaves as a mature generic, so operational and regulatory throughput dominate outcomes.

2) What most affects margins for rabeprazole sodium?
COGS per unit, batch approval rate (yield and impurity pass rate), and tender pricing dynamics in each geography.

3) What risks matter most for a rabeprazole sodium product line?
GMP inspection outcomes, batch rejection or impurity excursions, and tender concentration that can amplify revenue swings.

4) Where do upside opportunities typically come from?
Geographic or tender-level share gains, competitor supply gaps, and cost improvements from manufacturing scale and process control.

5) What KPIs should an investor track quarter to quarter?
Unit manufacturing cost trend, batch approval rate, deviation and complaints metrics, tender win rate, and ASP trend by channel and country.


References (APA)

[1] European Medicines Agency. (n.d.). Public assessment reports and EPARs for medicinal products (including proton pump inhibitors and related generics). European Medicines Agency. https://www.ema.europa.eu/
[2] U.S. National Library of Medicine. (n.d.). PubChem: Rabeprazole. National Center for Biotechnology Information. https://pubchem.ncbi.nlm.nih.gov/
[3] World Health Organization. (n.d.). WHO Model List of Essential Medicines (proton pump inhibitors context). World Health Organization. https://www.who.int/

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