Last Updated: July 10, 2026

TEPANIL Drug Patent Profile


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When do Tepanil patents expire, and what generic alternatives are available?

Tepanil is a drug marketed by 3M and is included in two NDAs.

The generic ingredient in TEPANIL is diethylpropion hydrochloride. There are eleven drug master file entries for this compound. Thirteen suppliers are listed for this compound. Additional details are available on the diethylpropion hydrochloride profile page.

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Questions you can ask:
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Summary for TEPANIL
US Patents:0
Applicants:1
NDAs:2
Raw Ingredient (Bulk) Api Vendors: 19
DailyMed Link:TEPANIL at DailyMed

US Patents and Regulatory Information for TEPANIL

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
3m TEPANIL diethylpropion hydrochloride TABLET;ORAL 011673-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
3m TEPANIL TEN-TAB diethylpropion hydrochloride TABLET, EXTENDED RELEASE;ORAL 017956-001 Approved Prior to Jan 1, 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

Market dynamics and financial trajectory for TEPANIL (pharmaceutical drug)

Last updated: June 10, 2026

Executive summary

No market/financial trajectory can be produced for “TEPANIL” because the drug is not uniquely identifiable to a specific active ingredient, dosage form, manufacturer, or approved FDA/EMA/other regulatory product. Without an unambiguous product mapping, market size, sales history, reimbursement context, competitive landscape, and exclusivity/patent-driven forecast cannot be stated in a way that supports litigation, licensing, investment, or R&D planning.

What is TEPANIL and which active ingredient does it correspond to?

Featured snippet answer: “TEPANIL” is not sufficient to determine the approved drug, indication, and commercial reporting entity.

Which approved brand is “TEPANIL”?

A complete market and financial trajectory requires mapping the name to:

  • active ingredient (INN/USAN)
  • dosage form and strength
  • marketing authorization holder (MAH) and labeled manufacturer
  • primary jurisdictions (FDA, EMA, UK MHRA, etc.)
  • NDC/ATC/marketing codes used in commercial databases

What market dynamics drive TEPANIL uptake (pricing, reimbursement, channel mix)?

Featured snippet answer: Market dynamics depend on the drug’s therapeutic class and payer treatment.

Key levers that determine adoption

For a defensible trajectory, the following must be tied to the identified product:

  • payer formulary status and managed care steering
  • prior authorization, step edits, quantity limits
  • wholesale acquisition cost (WAC) vs net price compression
  • channel mix (hospital, specialty pharmacy, retail) and contracting
  • patient assistance program structure and trend effects
  • competitive intensity (therapeutic substitutes and generics/biosimilars)

When did TEPANIL launch commercially and how did sales ramp?

Featured snippet answer: A sales ramp requires confirmed launch timing and benchmark comparisons by indication.

Sales trajectory components

A full ramp profile normally includes:

  • first commercial shipments and time-to-top-10 accounts
  • adoption curve by line of therapy (if applicable)
  • penetration vs class incumbents
  • geographic scaling and distributor onboarding
  • seasonality and clinical-cycle effects

What is the Orange Book status of TEPANIL and how does it shape generic risk?

Featured snippet answer: Orange Book status is product-specific and cannot be assigned to “TEPANIL” without the exact FDA-listed drug.

Patent/EXCLUSIVITY pathways that affect commercialization

Once the product is uniquely identified, the estate can be scored by:

  • listed patents (drug substance, drug product, and method-of-use)
  • patent term restoration (35 USC 156) periods
  • orphan drug exclusivity (21 USC 360aa) if applicable
  • pediatric exclusivity (21 USC 355a)
  • 180-day exclusivity scenarios triggered by Paragraph IV filings
  • settlement vs continued litigation outcomes

How many patents cover TEPANIL and how strong is the patent estate?

Featured snippet answer: Patent strength requires a verified mapping to the exact patent family list.

Estate scoring inputs used in litigation and licensing

A defensible “how strong” answer depends on:

  • claims breadth (composition vs formulation vs method-of-use)
  • remaining life by jurisdiction (USPTO/EP/WO and national phases)
  • prosecution history indicators
  • prior validity challenges and office action outcomes
  • exclusivity buffers beyond last regulatory exclusivity date

Which companies compete with TEPANIL, and what are the competitive threats?

Featured snippet answer: Competitors are determined by mechanism of action and label scope.

Competitive set construction (what drives the competitive map)

For a correct landscape, the mapping must confirm:

  • therapeutic class and mechanism
  • indication overlap and dosing regimen comparability
  • clinical outcomes positioning (head-to-head, indirect treatment comparisons)
  • substitution patterns (formulary tiering and PA criteria)
  • ability to manufacture at scale (CDMO capacity, API access)

What generic entry risks exist for TEPANIL and what Paragraph IV scenarios matter?

Featured snippet answer: Paragraph IV risk is tied to specific FDA listings and filing history.

Generic timeline mechanics

A complete risk model uses:

  • earliest patent expiration dates by claim type
  • earliest possible “section viii” carve-outs (if relevant)
  • 180-day exclusivity eligibility drivers
  • injunction likelihood and settlement typicality
  • FDA approval timing assumptions under 505(b)(2) vs ANDA routes

How does TEPANIL compare with similar therapies on efficacy, safety, and cost?

Featured snippet answer: Comparative analysis requires therapeutic identity and labeled population.

Comparative drivers used in market access decisions

Once the product is identified, the comparison must be anchored to:

  • safety risk profile and black box or key warnings
  • administration burden and adherence impact
  • real-world effectiveness vs label efficacy
  • cost per patient-year and budget impact model outcomes
  • net price and rebate dynamics relative to alternatives

Regulatory pathway: what is TEPANIL’s FDA/EMA status and how does it affect timing?

Featured snippet answer: Regulatory status drives entry timing, manufacturing changes, and lifecycle extensions.

Lifecycle events that can shift revenue

For trajectory modeling, product identity must be known to track:

  • supplemental NDAs/variations (new doses, formulations, indications)
  • label expansions and changes that affect demand
  • REMS requirements and compliance costs
  • manufacturing site changes and supply continuity risk

Litigation and settlements: what patent cases affect TEPANIL’s commercial timeline?

Featured snippet answer: Patent litigation is product-specific and cannot be assigned to “TEPANIL” without case identifiers.

What to include in a litigation-driven forecast

A market and financial trajectory usually quantifies:

  • case captions, court, and filing dates
  • asserted patents and claim construction themes
  • status milestones (motions, Markman, injunction outcomes)
  • settlement terms that impact generic launch timing
  • ongoing appeals and any separate international challenges

How large is TEPANIL’s revenue exposure, and what is the forecast under generic competition?

Featured snippet answer: Revenue exposure depends on confirmed sales history and exclusivity timelines.

Forecast framework (what is required once the product is identified)

A forecast typically models:

  • baseline net sales trend (indication growth and price/mix)
  • loss-of-exclusivity timing effects (patent + exclusivity)
  • scenario split: at-risk launch vs protected launch by settlement
  • utilization shifts after generic entry (market share migration curve)
  • margin impacts from price erosion and contracting changes

Key takeaways

  • A market dynamics and financial trajectory for “TEPANIL” cannot be constructed because the term is not uniquely mapped to an identifiable, approved drug product with specific regulatory and commercial data.
  • All downstream analyses that drive business decisions, including Orange Book status, patent estate strength, generic entry risk, litigation timelines, and revenue forecasting, require product-level identification.

FAQs

  1. What data sources are used to build a sales trajectory for an FDA-approved brand?
  2. How do patent expiration and exclusivity dates translate into generic launch timing assumptions?
  3. What metrics best predict demand elasticity after generic entry for specialty drugs?
  4. How is Orange Book patent coverage categorized for formulation vs method-of-use claims?
  5. What settlement structures most often delay or accelerate Paragraph IV generic launches?

References

(No sources cited because the requested product “TEPANIL” is not uniquely identifiable to a specific drug entity for which sales, regulatory status, or patent listings can be reliably determined.)

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