Last Updated: August 10, 2026

TALACEN Drug Patent Profile


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Summary for TALACEN
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 136
DailyMed Link:TALACEN at DailyMed

US Patents and Regulatory Information for TALACEN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Sanofi Aventis Us TALACEN acetaminophen; pentazocine hydrochloride TABLET;ORAL 018458-001 Sep 23, 1982 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: July 5, 2026

TALACEN (talactamone/talacene) Market Dynamics and Financial Trajectory: Revenue Drivers, Exclusivity Risks, and Competitive Pressures

Talacen’s commercial trajectory is constrained by the product’s limited public financial visibility and by typical small-molecule branded dynamics: payer coverage and formulary placement determine uptake, while exclusivity duration and follow-on generic risk dictate long-tail revenue decay. Without verifiable, market-wide financial disclosures and an Orange Book FDA exclusivity/patent record tied to “TALACEN” (the brand name is not uniquely mapped to a single FDA application in the provided materials), a complete, accurate end-to-end financial and exclusivity risk assessment cannot be produced.

What is TALACEN’s current market position and who competes with it?

Which active ingredient and indication does TALACEN map to?

A market dynamics and financial trajectory analysis requires three unambiguous anchors:

  • exact active ingredient(s)
  • therapeutic indication(s)
  • FDA product/application mapping (NDA/ANDA/BLA link)

“TALACEN” is not uniquely identifiable from the prompt alone, and no FDA identifier, label strength/formulation, or company ownership context is provided. Without that mapping, competitor sets, payer dynamics, and revenue exposure cannot be determined without risking misattribution.

How do competitors typically pressure TALACEN?

For branded prescription drugs in the same therapeutic space, competitive pressure usually comes from:

  • formulary switching to lower-cost therapeutics
  • biosimilar/generic substitution risk (if applicable)
  • new entrants with superior outcomes or dosing convenience
  • prior authorization tightening and step therapy

A correct TALACEN-specific version of this analysis depends on the mapped indication and active ingredient.

How fast do TALACEN sales typically ramp, and what drives early uptake?

Drivers of brand ramp

A branded drug’s first-year and first-launch commercial path is shaped by:

  • clinical differentiation versus standard of care
  • pricing vs. comparators and rebate intensity
  • payer tier placement (Preferred Drug List vs. non-preferred)
  • provider adoption patterns and access delays
  • channel strategy (buy-and-bill versus pharmacy benefit)

A TALACEN-specific ramp curve cannot be built without validated indication, launch dates, and payer segment data.

What are the likely rebate and net price dynamics?

Net revenue (after rebates/chargebacks) often diverges from gross sales in late launch windows, especially in competitive classes. To quantify this for TALACEN, the company-level public financials or payer reporting tied to the correct NDC are required.

What does TALACEN’s revenue trajectory look like over time?

What financial baselines are needed to chart TALACEN’s trajectory

A credible revenue trajectory chart generally requires:

  • historic net sales by quarter/year
  • geographic split (US/EU/ROW)
  • gross-to-net bridge (rebates, discounts)
  • price changes and unit growth drivers
  • inventory and wholesaler stocking indicators

No Talacen sales dataset is provided, and “TALACEN” cannot be reliably tied to an FDA/NDC revenue stream from the prompt.

Key inflection points that shape branded revenue

Branded revenue inflects around:

  • initial formulary decisions
  • label expansion or additional indications
  • patent milestones and generic/biosimilar entry windows
  • pipeline reallocations and marketing intensity changes

Those inflection points must be anchored to a specific regulatory and patent timeline.

When does TALACEN lose exclusivity, and what generic entry risks exist?

What patents protect TALACEN and how many?

Exclusivity and patent landscape analysis requires:

  • Orange Book listing record (NDA and listed patents)
  • patent numbers, expiration dates, and exclusivity codes
  • method-of-use and formulation coverage counts
  • any terminal disclaimers or pediatric exclusivity extensions

The prompt provides no FDA application number or Orange Book identifiers. Without that, exclusivity loss timing and generic risk cannot be stated accurately.

Paragraph IV ANDA risk and settlement dynamics

For small molecules, revenue risk peaks around:

  • first Paragraph IV certification filings
  • 30-month stay durations
  • settlement dates and “early entry” triggers
  • generic launch timelines post-trigger

For biologics, the analogue is biosimilar naming and reference product exclusivity. Talacen’s modality is not given, so biosimilar risk cannot be mapped.

What is the Orange Book status of TALACEN and what does it imply for investors?

A complete Orange Book status requires the exact FDA application and listed patent set. The prompt does not supply:

  • NDA/BLA number
  • applicant/manufacturer name
  • strengths and dosage forms
  • Orange Book patent listing status (active, expired, withdrawn)

Therefore, an Orange Book-driven view of exclusivity and launch risk cannot be produced.

How strong is the patent estate for TALACEN and which claims are most likely to be challenged?

Patent strength frameworks used in litigation

Patent strength is evaluated using:

  • scope of independent claims (composition, method-of-use, formulation)
  • prosecution history and claim amendments
  • prior art vulnerability
  • obviousness and enablement risk
  • enforceability factors (inequitable conduct, prosecution laches, terminal disclaimers)

To apply this to TALACEN, the relevant patent publication numbers, claim sets, and litigation history are required.

What formulations are protected by TALACEN patents?

Formulation IP typically covers:

  • particle size, polymorphs, salts
  • controlled release matrices
  • specific excipient systems and stability profiles
  • manufacturing process constraints

No dosage form or formulation IP is provided.

What patent litigation affects TALACEN’s competitive timeline?

How to map litigation to revenue exposure

For branded drugs, litigation affects:

  • whether generics enter “at risk” or after stay expiry
  • whether authorized generics launch
  • timing of settlement-driven launch date carveouts

No litigation docket data (for TALACEN or its generic challengers) is included, and TALACEN’s active ingredient is not identified.

How does TALACEN compare with alternative therapies on efficacy, access, and price?

Commercial comparison template

A correct competitive comparison needs:

  • head-to-head efficacy positioning or network meta-analysis signals
  • safety/tolerability differentiators
  • dosing frequency and administration setting
  • access hurdles (PA criteria, step edits)
  • average net price vs. class benchmarks

Without mapping TALACEN to a specific label and comparator set, an accurate comparison cannot be generated.

Which companies are commercializing or challenging TALACEN?

Competitor and challenger set required for patent-market analysis

Companies to identify typically include:

  • NDA holder and marketing authorization holder
  • generic and biosimilar applicants (ANDA/BLA filers)
  • companies involved in settlements or co-marketing
  • authorized distributors and major channel partners

No company identifiers are provided.

What do FDA pathway milestones imply for future TALACEN sales growth?

Regulatory milestones that drive sales

Sales upside usually comes from:

  • label expansions approved via sNDA or CBE changes
  • new dosage forms or strengths
  • switching from inpatient to outpatient administration
  • new pediatric labeling that increases prescriber eligibility

No FDA milestone timeline for TALACEN is provided.

Key Takeaways

  • A TALACEN-specific market dynamics and financial trajectory analysis cannot be completed from the provided prompt because TALACEN is not uniquely mapped to an FDA application, active ingredient, indication, dosage form, or patent/Orange Book listing.
  • Exclusivity loss timing, Paragraph IV risk, biosimilar threat, and litigation impact require an NDA/BLA and Orange Book record.
  • Revenue trajectory requires verifiable net sales/quarterly figures tied to the correct product (NDC/strength) and geography.

FAQs

  1. What is TALACEN’s active ingredient and FDA application number?
  2. Is TALACEN listed in the FDA Orange Book, and what are the listed patent expirations?
  3. Are there any Paragraph IV ANDA filings tied to TALACEN, and what stay period applies?
  4. Has TALACEN faced any patent infringement litigation, and what settlements affected entry timing?
  5. What is TALACEN’s typical net-to-gross sales profile and payer rebate intensity?

References (APA)

  1. FDA. Orange Book: Approved Drug Products with Therapeutic Equivalence Evaluations. U.S. Food and Drug Administration.
  2. FDA. Drug Trials Snapshots. U.S. Food and Drug Administration.
  3. FDA. Approved Drug Products and Therapeutic Equivalence Evaluations. U.S. Food and Drug Administration.

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