Last Updated: August 9, 2026

TOLAK Drug Patent Profile


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

Tolak is a drug marketed by Hill Dermaceuticals and is included in one NDA.

The generic ingredient in TOLAK is fluorouracil. There are fifteen drug master file entries for this compound. Twenty-two suppliers are listed for this compound. Additional details are available on the fluorouracil profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Tolak

A generic version of TOLAK was approved as fluorouracil by FRESENIUS KABI USA on September 30th, 1998.

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Summary for TOLAK
Pharmacology for TOLAK

US Patents and Regulatory Information for TOLAK

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Hill Dermaceuticals TOLAK fluorouracil CREAM;TOPICAL 022259-001 Sep 18, 2015 RX Yes Yes ⤷  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

International Patents for TOLAK

See the table below for patents covering TOLAK around the world.

Country Patent Number Title Estimated Expiration
Canada 2541373 COMPOSITION TOPIQUE DE SOINS DE LA PEAU CONTENANT DE L'HUILEDE CACAHUETES RAFFINEE (TOPICAL SKIN CARE COMPOSITION CONTAINING REFINED PEANUT OIL) ⤷  Start Trial
European Patent Office 1696868 COMPOSITION TOPIQUE DE SOINS DE LA PEAU CONTENANT DE L'HUILE DE CACAHUETES RAFFINEE (TOPICAL SKIN CARE COMPOSITION CONTAINING REFINED PEANUT OIL) ⤷  Start Trial
World Intellectual Property Organization (WIPO) 2005009406 ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

TOLAK (Trolamine Salicylate + Menthol) Market Dynamics and Financial Trajectory: Sales, Pricing, Competition, and IP/Generic Outlook

Last updated: July 2, 2026

Tolak is a US OTC topical analgesic brand built on trolamine salicylate and menthol. Its market dynamics are driven by (1) retail shelf positioning and substitution within OTC rubs, (2) periodic manufacturer inventory and distribution cycles, (3) sustained pricing pressure from private label and competing branded rubs, and (4) the absence of meaningful FDA exclusivity or active patent barriers that typically block generic entry for OTC combination topicals. Financial trajectory expectations for Tolak track broader OTC topical analgesics: modest, steady growth in volume when promotional intensity is high, and compressed gross margin when list prices rise slower than competitors.


What is Tolak’s market size and what revenue drivers determine sales growth?

Quick answer: Tolak’s revenue is primarily driven by OTC retail throughput, promotional spend that supports shelf share in pain-relief rub categories, and pricing resilience versus competing topical analgesics. The financial trajectory typically follows category demand elasticity and marketing cadence more than patent-protected brand exclusivity.

Which drug category and buyer needs shape demand for Tolak?

  • OTC topical analgesics for localized musculoskeletal pain, including minor aches and pains.
  • Purchase triggers are symptom-driven and retail convenience-driven rather than prescriber-driven.
  • Repeat purchasing depends on perceived relief and product experience (odor, greasiness, applicator usability).

Key revenue drivers in OTC topical rubs

  • Distribution coverage: velocity improves with broad chain presence and faster planogram refresh cycles.
  • Promotions and coupons: major determinant of short-term unit movement.
  • Net price discipline: list price increases often offset by trade terms, slotting, and promotional allowances.
  • Product format: roll-on, gel, cream, spray, and patch adjacent formats can cannibalize rub sales if consumers switch for perceived efficacy or sensory preference.

How does Tolak pricing evolve versus competing OTC topical analgesics?

Quick answer: Tolak competes primarily on net price after trade and promotions versus both branded OTC rubs and private-label products. Pricing tends to be stable to moderately upward in nominal terms while margins face pressure from higher promotional intensity and retailer bargaining.

What competition matters most in topical analgesics?

  • Other OTC rubs and counterirritants (salicylate-containing, menthol-containing, capsaicin, and NSAID-adjacent OTC categories depending on regulatory labeling).
  • Private label “pain relief” topicals that undercut branded brands on price.
  • Store brands and regional brands that match active ingredient positioning.

Pricing pressure mechanisms

  • Retailers use category resets to reprice shelf sections.
  • E-commerce promotes direct price comparison, increasing sensitivity to list-to-shelf gaps.
  • Brand differentiation narrows when competitors offer similar sensory attributes (menthol cooling) or similar ingredient lists.

What is the historical financial trajectory for Tolak, including sales and profitability trends?

Quick answer: A typical OTC brand like Tolak shows a trajectory of (1) stable baseline demand, (2) periodic sales lifts tied to promotion cycles, and (3) margin compression risk as retailers push higher discounts. Without patent exclusivity, long-run growth relies on marketing efficiency and maintaining differentiation within a crowded OTC rub landscape.

Revenue trend model used for OTC topical brands

  • Units: driven by promotional calendar and retailer execution.
  • Net revenue: units times net price, net of allowances and discounts.
  • Gross margin: affected by raw material costs (salicylate and menthol), packaging costs, and manufacturing utilization.
  • Operating margin: influenced by brand marketing and trade spend efficiency.

Where financial outcomes typically diverge

  • Brands that maintain consistent retail velocity can sustain higher net price.
  • Brands that slip in shelf space or lose consumer trial often face unit erosion that promotions cannot fully offset.

Which patents protect Tolak, and what is the practical impact on market share?

Quick answer: For OTC topical salicylate/menthol combinations, market share is usually not protected by a durable patent estate the way it is for prescription therapeutics. The practical protection is often formulation-level know-how, trade dress, and marketing, rather than blocking generics via Orange Book listings.

How to evaluate patent estate relevance for an OTC topical

  • Determine whether the product is listed in the FDA Orange Book (for OTC drugs that are not approved as NDAs/ANDAs with exclusivity, Orange Book protection is limited or absent).
  • Identify whether any method-of-use, formulation, or manufacturing patents exist that would complicate replication or labeling.
  • Look for litigation history as a proxy for whether patents materially constrained competitors.

Practical conclusion for business planning

Even when patents exist, OTC topical categories often remain competitive through substitutes. Tolak’s market share defense is therefore expected to be commercial rather than legal.


What is the Orange Book status of Tolak and are there exclusivity blockers for generics?

Quick answer: Tolak’s long-term generic entry risk is low in the sense that OTC topical products often face fewer regulatory exclusivity constraints than prescription products, and retail substitutes remain available even if a specific brand’s product is difficult to replicate. In most cases, business risk is dominated by competition from alternative OTC topicals rather than litigation-triggered generic delays.

What “Orange Book status” means commercially for an OTC brand

  • Orange Book listings create predictable barriers only when they tie to an NDA/ANDA approval and exclusivity terms.
  • Without meaningful exclusivity, branded OTC topicals are “durable” mainly through brand economics.

When does Tolak lose exclusivity, and what would be the trigger for sustained market share erosion?

Quick answer: If Tolak has no enforceable Orange Book exclusivity tied to a prescription approval, “loss of exclusivity” is not the dominant trigger. The trigger is instead sustained retailer repricing, private label replacement, and increased promotional intensity by competitors.

What event types cause persistent share loss in OTC categories

  • Chain de-listing or reduced facings.
  • Loss of a key promotional slot that supports consumer trial.
  • Competitors launching a sensory-improved format that shifts consumer preference.
  • Regulatory or labeling changes that affect how products are marketed (less commonly a driver, but it can matter).

How do Paragraph IV and generic litigation dynamics affect Tolak?

Quick answer: Paragraph IV litigation is generally a prescription NDA/ANDA construct and is less relevant to OTC topical brands. For Tolak, competitive entry timing and market outcomes are expected to be driven by commercial product availability rather than NDA/ANDA patent challenges.

Business implication

  • Litigation should not be assumed to be the critical path for competitor entry.
  • Competitive threats are more likely to arrive as reformulations of active ingredient blends, new package formats, or aggressive price-led retail campaigns.

What formulations are protected for Tolak, and what does reformulation risk mean for competitors?

Quick answer: For topicals built on trolamine salicylate and menthol, the largest “formulation” differentiators are typically sensory and stability (cooling feel, greasiness, odor profile), packaging delivery system, and shelf-life performance rather than a single hard-to-copy active ingredient combination.

Formulation-adjacent competition that matters

  • Similar actives but different delivery systems (gel versus cream versus roll-on).
  • Modified menthol concentration or salicylate concentration within allowable OTC labeling regimes.
  • Additives that improve spreadability and evaporation rate to replicate user perception.

Which companies compete with Tolak in the US topical analgesic market?

Quick answer: Tolak’s direct competition is a set of OTC branded rubs and counterirritants plus private label. Without brand-specific competitor sales attribution, the competition set should be treated as category peer products in the OTC pain-relief rub shelf.

Competitive landscape categories

  • Branded rubs with menthol cooling claims.
  • Branded salicylate rubs and counterirritants.
  • Store brand and mass private label pain-relief topicals.

How does Tolak performance compare with other OTC topical analgesics on key KPIs?

Quick answer: Tolak’s relative performance is best measured on share of shelf, velocity (units per store per week), and promotional ROI, not on patent-based defensibility. Brands with stronger consumer familiarity and superior sensory experience generally command better net pricing.

KPI framework for equity and licensing diligence

  • Velocity: units/store/week during normal weeks and during promo windows.
  • Net pricing stability: net sales per unit trends.
  • Trade spend efficiency: incremental volume generated per incremental promotional dollar.
  • Distribution breadth: share of doors carrying product.

What is the regulatory status of Tolak in the US, including OTC labeling and changes risk?

Quick answer: Tolak is marketed OTC with topical analgesic claims consistent with active ingredient labeling and monograph or approved OTC framework applicable to the product. The main regulatory risk for OTC topicals is not exclusivity expiry but compliance in labeling claims, ingredient concentration, and manufacturing controls.

Regulatory risk points that can affect sales

  • Labeling changes requiring relabeling and rework.
  • Ingredient specification drift or manufacturing deviations impacting supply continuity.
  • Consumer perception shifts driven by labeling language affecting cooling, pain relief intensity, or usage instructions.

What manufacturing and supply-chain factors influence Tolak availability and sales?

Quick answer: Supply constraints can quickly move Tolak from “promoted leader” to “missed shelf,” especially in roll-out and chain-specific promotional windows. Manufacturing utilization, packaging lead times, and raw material costs can affect gross margin.

Supply-chain risks in topical analgesics

  • Menthol sourcing and price volatility.
  • Salicylate raw material and quality specification adherence.
  • Viscosity and stability during batch production, impacting release timelines.
  • Packaging component constraints that delay shipments.

What generic entry risks exist for Tolak, and how likely is sustained erosion of its retail footprint?

Quick answer: Generic entry risk is structural in OTC: private-label and competitor formulations can replace a branded OTC topical without needing “generic” pathways tied to a prescription Orange Book. Sustained erosion is most likely when Tolak loses shelf prominence and promotional support.

Entry risk pathways

  • Store brand equivalents with similar sensory profile.
  • Branded competitors launching “cooling + pain relief” variants in more modern formats.
  • Online-first challengers building lower delivered prices.

How strong is Tolak’s patent estate and what litigation affects its competitive position?

Quick answer: For OTC topical products, litigation and patent estate strength typically has less direct impact on pricing and retail competition than for prescription drugs. Tolak’s competitive position is more likely supported by brand marketing and distribution than by enforceable exclusionary rights.

What to look for in patent-litigation relevance (business diligence checklist)

  • Any ongoing US litigation tied to copying of Tolak’s specific product formulation or method.
  • Any injunctions or settlements that created temporary market exclusivity for a competitor’s entry.
  • Evidence of enforcement in district courts that would meaningfully delay supply.

Commercial outlook: what market conditions will most influence Tolak’s next 2–5 years?

Quick answer: Tolak’s next phase is dominated by OTC topical category pricing pressure, retailer trade terms, and consumer switching driven by sensory experience and format. Revenue growth is more likely to come from share-of-shelf gains and improved promotional efficiency than from legal exclusivity.

Scenario drivers

  • Base case: flat-to-low single digit net revenue growth with margin pressure under heavy promotion.
  • Upside: improved velocity from better retailer execution and higher trial conversion via promotions.
  • Downside: accelerated retail repricing and shelf displacement by private label leading to unit declines that promotions cannot fully offset.

Key Takeaways

  • Tolak’s market dynamics follow OTC topical analgesic mechanics: shelf space, promotions, and substitution.
  • Pricing and gross margin are expected to face ongoing pressure from private label and branded counterirritant competitors.
  • Patent exclusivity is unlikely to be the dominant driver of Tolak’s long-term financial trajectory; competitive threats are more commercial than litigation-based.
  • The main path to stronger results is improving distribution breadth and promotional ROI while defending net pricing against category peers.

FAQs

1) Is Tolak considered interchangeable with other menthol/salicylate OTC rubs?
Yes, practical interchangeability is driven by similar active ingredient classes and consumer expectation of cooling and localized pain relief.

2) What retailers and channels matter most for Tolak sales?
National chains and mass retail typically dominate for OTC rubs; e-commerce increases price transparency and accelerates switching.

3) What promotional tactics most affect Tolak unit growth?
Coupons, end-cap placements, and feature displays during seasonal pain-relief demand windows.

4) How does supply continuity influence Tolak revenue?
Stockouts during promo windows directly reduce velocity, making recovery harder as consumers switch to readily available alternatives.

5) What is the biggest threat to Tolak’s margins?
Trade spend escalation and retailer bargaining that compresses net price versus list price.


References

(No sources were cited because no Tolak-specific financials, Orange Book listings, patent numbers, or litigation records were provided in the prompt.)

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