Last Updated: June 24, 2026

Acetaminophen; benzhydrocodone hydrochloride - Generic Drug Details


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What are the generic drug sources for acetaminophen; benzhydrocodone hydrochloride and what is the scope of patent protection?

Acetaminophen; benzhydrocodone hydrochloride is the generic ingredient in one branded drug marketed by Zevra Therap and is included in one NDA. There are five patents protecting this compound. Additional information is available in the individual branded drug profile pages.

Acetaminophen; benzhydrocodone hydrochloride has thirty-five patent family members in twenty countries.

One supplier is listed for this compound.

Summary for acetaminophen; benzhydrocodone hydrochloride
International Patents:35
US Patents:5
Tradenames:1
Applicants:1
NDAs:1
Finished Product Suppliers / Packagers: 1
DailyMed Link:acetaminophen; benzhydrocodone hydrochloride at DailyMed
DrugPatentWatch® Estimated Loss of Exclusivity (LOE) Date for acetaminophen; benzhydrocodone hydrochloride
Generic Entry Date for acetaminophen; benzhydrocodone hydrochloride*:
Constraining patent/regulatory exclusivity:
Dosage:

TABLET;ORAL

*The generic entry opportunity date is the latter of the last compound-claiming patent and the last regulatory exclusivity protection. Many factors can influence early or later generic entry. This date is provided as a rough estimate of generic entry potential and should not be used as an independent source.

Anatomical Therapeutic Chemical (ATC) Classes for acetaminophen; benzhydrocodone hydrochloride

US Patents and Regulatory Information for acetaminophen; benzhydrocodone hydrochloride

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Zevra Therap APADAZ acetaminophen; benzhydrocodone hydrochloride TABLET;ORAL 208653-001 Feb 23, 2018 DISCN Yes No ⤷  Start Trial ⤷  Start Trial Y Y ⤷  Start Trial
Zevra Therap APADAZ acetaminophen; benzhydrocodone hydrochloride TABLET;ORAL 208653-003 Jan 4, 2019 DISCN Yes No ⤷  Start Trial ⤷  Start Trial Y Y ⤷  Start Trial
Zevra Therap APADAZ acetaminophen; benzhydrocodone hydrochloride TABLET;ORAL 208653-003 Jan 4, 2019 DISCN Yes No ⤷  Start Trial ⤷  Start Trial Y Y ⤷  Start Trial
Zevra Therap APADAZ acetaminophen; benzhydrocodone hydrochloride TABLET;ORAL 208653-003 Jan 4, 2019 DISCN Yes No ⤷  Start Trial ⤷  Start Trial Y Y ⤷  Start Trial
Zevra Therap APADAZ acetaminophen; benzhydrocodone hydrochloride TABLET;ORAL 208653-001 Feb 23, 2018 DISCN Yes No ⤷  Start Trial ⤷  Start Trial Y Y ⤷  Start Trial
Zevra Therap APADAZ acetaminophen; benzhydrocodone hydrochloride TABLET;ORAL 208653-002 Jan 4, 2019 DISCN Yes No ⤷  Start Trial ⤷  Start Trial Y Y ⤷  Start Trial
Zevra Therap APADAZ acetaminophen; benzhydrocodone hydrochloride TABLET;ORAL 208653-002 Jan 4, 2019 DISCN Yes No ⤷  Start Trial ⤷  Start Trial Y Y ⤷  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 acetaminophen; benzhydrocodone hydrochloride

Country Patent Number Title Estimated Expiration
Australia 2010266205 Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydrocodone, prodrugs, methods of making and use thereof ⤷  Start Trial
Brazil 112012000569 ácido benzóico, derivados de ácido benzóico e conjugados de ácido heteroaril carboxílico de hidrocodona, pró-farmacos, métodos de produção e uso destes ⤷  Start Trial
Canada 2766388 ACIDE BENZOIQUE, DERIVES D'ACIDE BENZOIQUE ET CONJUGUES D'ACIDEHETEROARYLCARBOXYLIQUEE D'HYDROCODONE, PROMEDICAMENTS, LEURS PROCEDES DE FABRICATION ET D'UTILISATION (BENZOIC ACID, BENZOIC ACID DERIVATIVES AND HETEROARYL CARBOXYLIC ACID CONJUGATES OF HYDROCODONE, PRODRUGS, METHODS OF MAKING AND USE THEREOF) ⤷  Start Trial
Chile 2011003347 Composicion farmaceutica que comprende un conjugado, correspondiente a benzoato de hidrocodona ; y uso en el tratamiento de una enfermedad, trastorno o afeccion mediada por la union de un opioide a receptores opioides. ⤷  Start Trial
China 102480959 Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydrocodone, prodrugs, methods of making and use thereof ⤷  Start Trial
Colombia 6480991 ACIDO BENZOICO, DERIVADOS DE ACIDO BENZOICO Y CONJUGADOS DE ACIDO HETEROARIL CARBOXILICO DE HIDROCODONA, PROFARMACOS, METODOS PARA ELABORAR Y UTILIZAR LOS MISMOS ⤷  Start Trial
Costa Rica 20110688 CONJUGADOS DE HIDROCODONA CON ÁCIDO BENZOICO, DERIVADOS DE ÁCIDO BENZOICO Y ÁCIDO CARBOXÍLICO HETEROARÍLICO, PROFÁRCOS, MÉTODOS DE PREPARACIÓN Y USO DE LOS MISMOS ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

Acetaminophen/ Benzhydrocodone Hydrochloride: Market Dynamics and Financial Trajectory

Last updated: April 25, 2026

What is the commercial footprint of acetaminophen + benzhydrocodone hydrochloride?

Acetaminophen in combination with benzhydrocodone hydrochloride is marketed as a single-entity fixed-dose combination for pain management in the United States. The combination has historically tracked the category dynamics of opioid analgesics and combination products (opioid plus non-opioid analgesic), including payer scrutiny, tighter prescribing controls, and post-approval utilization constraints.

Key market features that shape demand:

  • Category headwinds: the opioid class faces sustained prescriber and payer restrictions, higher patient monitoring requirements, and utilization management.
  • Net pricing pressure: combination analgesics compete on formulary access, step edits, prior authorization, and rebilling behavior for alternative pain regimens.
  • Generic and LOE risk environment: in the opioid analgesic segment, pricing and revenue trajectories often compress sharply when generics and authorized alternatives enter, even when the branded product retains share in a subset of plans.

How do usage and payer controls typically move revenue in this combination?

Revenue performance for opioid-containing fixed-dose combinations is driven less by pharmacology differentiation and more by access mechanics:

  • Formulary tier placement: preferred vs. non-preferred status determines annualized scripts in managed care.
  • Utilization management: prior authorization, quantity limits, and step therapy reduce initial adoption and cap long-tail growth.
  • Prescriber behavior: prescriber migration to non-opioid and opioid-sparing regimens after safety reviews and guideline updates shifts mix away from older opioid products.

Operationally, that means the financial trajectory usually reflects a pattern:

  1. Early growth period tied to brand introduction and formulary access.
  2. Plateau as access stabilizes.
  3. Revenue decline or stagnation as restrictions tighten and alternative opioid/non-opioid options gain share.

What financial trajectory should be expected, given the category lifecycle?

A plausible financial trajectory for acetaminophen + benzhydrocodone hydrochloride follows the classic opioid-combination lifecycle in the US market:

  • Short-to-medium maturity phase: revenue tied to continued formulary inclusion and stable prescribing among high-utilization prescribers.
  • Renewed pressure periods: when payers adjust opioid policies, when generic competition increases, or when national opioid stewardship initiatives expand.
  • Long-tail decline with volatility: residual revenue can persist in protected segments (specific plan formularies, cash-pay or less-managed settings), but net sales typically trend downward as controls tighten and substitutes expand.

Because your question is specific to acetaminophen; benzhydrocodone hydrochloride as a drug pair, the key business takeaway is that the product’s financial path is likely dominated by US opioid policy friction and pricing compression rather than incremental differentiation.

Where do market risks sit: regulatory, legal, and competition?

The opioid analgesic market has three recurring risk channels that matter for financial outcomes:

Regulatory and payer risk

  • Opioid stewardship continues to drive tighter prescribing requirements and increased prior authorization scrutiny.
  • Payers shift members toward non-opioid alternatives where coverage policy allows.

Legal and compliance exposure

  • The opioid market has extensive litigation risk and compliance overhead for manufacturers and distributors. While this varies by company and product, it affects cost structure, discounting, and contract terms.

Competitive substitution risk

  • Substitution occurs across three axes:
    • Other opioid analgesics (including different opioid combinations)
    • Non-opioid analgesic regimens
    • Buprenorphine-based and other opioid-modulating options in certain clinical pathways

What are the likely demand drivers and constraints for this combination?

Demand drivers:

  • Established role in acute and chronic pain treatment where clinicians still use fixed-dose opioid combinations.
  • Patient familiarity and prescriber inertia in stable formularies.

Constraints:

  • Opioid prescribing controls that reduce volume and dose intensity.
  • Plan design that favors lower total cost alternatives or limits opioid quantity per month.
  • Substitution pressure from competing fixed-dose products and non-opioid options.

How does this combination compare economically to typical opioid fixed-dose peers?

In opioid fixed-dose combination markets, branded products tend to face the following economics:

  • Higher gross-to-net deductions as rebates, discounts, and utilization management intensity rises.
  • Faster revenue compression after generic entries relative to therapeutic classes outside opioids.

For investors and R&D planners, the practical comparison is:

  • If the product is exposed to generic competition in key channels, net sales typically decline quickly after LOE events.
  • If it retains protected formulary access in specific accounts, decline can be slower, but it still trends with category tightening.

What does the product’s “financial trajectory” imply for future business planning?

Business implications:

  • Revenue durability depends on access, not only on clinical positioning.
  • Contracting strategy matters: formulary inclusion and rebate strategy can extend maturity-phase revenue.
  • Pipeline alignment: companies often de-risk opioid portfolios by shifting R&D toward non-opioid analgesics, abuse-deterrent formulations, or alternative pain mechanisms.

Key Takeaways

  • Acetaminophen + benzhydrocodone hydrochloride sits in a high-friction category where payer controls, opioid stewardship, and competitive substitution drive revenue more than differentiation.
  • The financial trajectory is most consistent with a lifecycle pattern: maturity plateau followed by pricing and volume pressure as formularies tighten and alternatives gain share.
  • The dominant risks for net sales are gross-to-net compression, generic/authorized competition dynamics, and category-wide regulatory and compliance constraints.

FAQs

  1. Is acetaminophen plus benzhydrocodone hydrochloride treated like other opioid fixed-dose combinations in the US payer environment?
    Yes. Its revenue outlook is governed by formulary access and opioid utilization controls common across opioid combination products.

  2. What most strongly affects net sales for this product?
    Gross-to-net deductions and utilization management (rebates, prior authorization, quantity limits) that reduce realized price and scripts.

  3. What competition pressures are most relevant?
    Substitution from other opioid analgesic products and from non-opioid pain regimens, plus generic and authorized alternatives in the opioid combination space.

  4. What does the category imply about long-term revenue trends?
    Downward or flat-to-down trends are typical after maturity as opioid stewardship tightens and alternatives expand.

  5. How should R&D or investment decisions be framed for this drug pair?
    Prioritize strategies that improve formulary resilience and reduce pricing compression, while planning for category-driven demand constraints.

[1] FDA: Opioid Analgesic Risk Evaluation and Mitigation Strategy (REMS) and communications on opioid prescribing and safety.
[2] CMS and HHS opioid-related guidance and policy summaries affecting prescribing and access controls (e.g., CDC-aligned stewardship themes).
[3] Drug pricing and payer utilization management norms documented in healthcare policy and market analyses for opioid products.

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