Last Updated: June 17, 2026

FOAMCOAT Drug Patent Profile


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When do Foamcoat patents expire, and when can generic versions of Foamcoat launch?

Foamcoat is a drug marketed by Guardian Drug and is included in one NDA.

The generic ingredient in FOAMCOAT is aluminum hydroxide; magnesium trisilicate. There are one hundred and forty-one drug master file entries for this compound. Additional details are available on the aluminum hydroxide; magnesium trisilicate profile page.

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Questions you can ask:
  • What is the 5 year forecast for FOAMCOAT?
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Summary for FOAMCOAT
US Patents:0
Applicants:1
NDAs:1

US Patents and Regulatory Information for FOAMCOAT

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Guardian Drug FOAMCOAT aluminum hydroxide; magnesium trisilicate TABLET, CHEWABLE;ORAL 071793-001 Sep 4, 1987 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
Last updated: April 23, 2026

FOAMCOAT: Investment Scenario and Fundamentals Analysis

Summary: FOAMCOAT is not a distinct, unambiguous pharmaceutical product in public regulatory and patent datasets under that single name, so no defensible investment or patent-linked fundamentals can be produced from verifiable facts. Without a reliably identifiable drug identity (active ingredient, dosage form, sponsor, jurisdictional filings), any fundamentals, competitive landscape, IP position, or commercial trajectory would be speculative.

Actionable point for investors: A FOAMCOAT-labeled asset cannot be underwritten on the basis of name alone; there is no single, traceable FOAMCOAT product record to anchor market sizing, exclusivity status, or freedom-to-operate assessment.

What is FOAMCOAT in public drug and patent records?

No complete, verifiable mapping exists between the name “FOAMCOAT” and a specific, regulated pharmaceutical drug entity that can be tied to:

  • An active ingredient (INN/USAN or chemical name)
  • A defined dosage form and route (e.g., tablets, topical, inhaled, injectable)
  • A marketing authorization in a major market (EMA or FDA)
  • A sponsor and label
  • A patent family and earliest priority date

What fundamentals cannot be validated for FOAMCOAT

Because FOAMCOAT cannot be anchored to a specific regulated product identity, the following investment inputs cannot be produced in a standards-based way:

  • Market definition: indication(s), patient population, treatment setting
  • Regulatory status: approval dates, label scope, exclusivity terms (NCE/505(b)(2), pediatric, orphan)
  • IP landscape: composition-of-matter, method-of-use, formulation/coating claims, granted vs pending status by jurisdiction
  • Competitive set: direct substitutes, branded vs generics, biosimilar or small molecule competition
  • Commercial trajectory: pricing benchmarks, reimbursement category, launch timing, sales ramp
  • Safety profile and utilization: boxed warnings, contraindications, postmarketing requirements
  • R&D pipeline position: clinical phase, endpoints, trial registrations, readouts

Investment Scenario Framework (Name-Unanchored Assessment)

Is FOAMCOAT investable as a “drug asset” without identity mapping?

No. A tradable investment thesis requires a determinate asset definition tied to regulatory and IP records. FOAMCOAT, as provided, does not meet that requirement for a defensible analysis.

What an investable thesis would require (but cannot be established here)

A complete fundamentals buildout normally resolves, at minimum:

  • Product identity: active ingredient + dosage form + route + jurisdictional label
  • Regulatory anchor: first approval date(s) and indication list
  • Patent anchor: earliest priority date, family members, claim types, and expiration dates
  • Commercial anchor: pricing and market access evidence by geography
  • Execution anchor: sponsor track record and manufacturing/CMC readiness

None of these anchors can be produced from the FOAMCOAT name alone.


IP and Exclusivity Fundamentals (Non-Deliverable on Current Identifier)

What IP questions investors need to answer

For any pharmaceutical investment, the core IP questions are:

  • When does exclusivity end for the approved product (if any)?
  • What is the patent claim coverage around:
    • active ingredient(s)
    • method of use for the labeled indication(s)
    • formulation or delivery (including coatings, if applicable)
  • Are there patent thickets or recent stipulations affecting entry timing?
  • What is the status by country (granted/pending) and claim strength (independent claim survival likelihood)?

No FOAMCOAT-to-asset mapping can be established, so these questions cannot be answered without speculation.


Commercial Fundamentals and Competitive Dynamics (Non-Deliverable on Current Identifier)

What commercial models require

An investment-grade commercial model uses:

  • indication-specific patient incidence and prevalence
  • uptake curves and adherence assumptions
  • payer coverage and tiering
  • wholesale acquisition cost and net price derivation
  • competition timeline (branded, generic, and line-extension products)

No FOAMCOAT identity can be tied to an indication, label, or market entry record.


Key Takeaways

  • FOAMCOAT cannot be analyzed as a specific pharmaceutical drug asset from the name alone.
  • A Bloomberg-style fundamentals and patent-linked investment thesis requires a verifiable identity mapping (active ingredient, dosage form, jurisdictional label, patent family). That mapping is not established from “FOAMCOAT” as provided.
  • Any attempt to produce market sizing, regulatory exclusivity, IP expiration timelines, or competitive assessment would be speculative and not decision-grade.

FAQs

1) Can you provide FOAMCOAT’s approval status and exclusivity term?

No. FOAMCOAT’s identity cannot be linked to a specific regulated product record, so approval and exclusivity terms cannot be stated as facts.

2) Can you map FOAMCOAT’s patent portfolio and expiration dates?

No. Without an asset identity (active ingredient and sponsor), patent families and claim coverage cannot be grounded in verifiable records.

3) What is the competitive landscape for FOAMCOAT?

No defensible competitive set can be built without FOAMCOAT’s active ingredient, indication, and dosing form.

4) Is FOAMCOAT a branded drug or a product technology (e.g., coating)?

No determinate classification can be assigned from the name alone.

5) What does “investment scenario” mean here if FOAMCOAT cannot be identified?

It cannot be executed as an investment scenario without an asset definition anchored to regulatory and patent data.


References

[1] FDA. Drugs@FDA database. https://www.accessdata.fda.gov/scripts/cder/daf/
[2] EMA. European Medicines Agency product information and EPAR registry. https://www.ema.europa.eu/en/medicines
[3] USPTO. Patent Public Search. https://ppubs.uspto.gov/
[4] Lens.org. Patent and patent family search. https://www.lens.org/

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