Last Updated: August 9, 2026

ARAZLO Drug Patent Profile


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Which patents cover Arazlo, and when can generic versions of Arazlo launch?

Arazlo is a drug marketed by Bausch and is included in one NDA. There are three patents protecting this drug and one Paragraph IV challenge.

This drug has thirty-two patent family members in nineteen countries.

The generic ingredient in ARAZLO is tazarotene. There are eight drug master file entries for this compound. Ten suppliers are listed for this compound. Additional details are available on the tazarotene profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Arazlo

A generic version of ARAZLO was approved as tazarotene by SUN PHARMA CANADA on April 3rd, 2017.

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Recent Clinical Trials for ARAZLO

Identify potential brand extensions & 505(b)(2) entrants

SponsorPhase
Dr. Emmy GraberPhase 4

See all ARAZLO clinical trials

Pharmacology for ARAZLO
Drug ClassRetinoid
Paragraph IV (Patent) Challenges for ARAZLO
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
ARAZLO Topical Lotion tazarotene 0.045% 211882 1 2022-05-12

US Patents and Regulatory Information for ARAZLO

ARAZLO is protected by three US patents.

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Bausch ARAZLO tazarotene LOTION;TOPICAL 211882-001 Dec 18, 2019 RX Yes Yes 11,311,482 ⤷  Start Trial ⤷  Start Trial
Bausch ARAZLO tazarotene LOTION;TOPICAL 211882-001 Dec 18, 2019 RX Yes Yes 12,128,137 ⤷  Start Trial Y ⤷  Start Trial
Bausch ARAZLO tazarotene LOTION;TOPICAL 211882-001 Dec 18, 2019 RX Yes Yes 11,679,116 ⤷  Start Trial 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

Supplementary Protection Certificates for ARAZLO

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0031058 98C0008 Belgium ⤷  Start Trial PRODUCT NAME: TAZAROTENE; NAT. REGISTRATION NO/DATE: NL22604 19970922; FIRST REGISTRATION: DE - 37393.00.00 19961203
0284288 SPC/GB98/002 United Kingdom ⤷  Start Trial PRODUCT NAME: TAZAROTENE : ETHYL 6-(2-(4,4-DIMETHYLTHIOCHROMAN-6-YL) ETHYNYL) NICOTINOATE; REGISTERED: DE 37393.00.00 19961203; DE 37393.01.00 19961203; UK 00426/0097 19970730; UK 00426/0096 19970730
0284288 12/1998 Austria ⤷  Start Trial PRODUCT NAME: TAZAROTENE; NAT. REGISTRATION NO/DATE: 1-22102, 1-22103 19970918; FIRST REGISTRATION: DE 37393.00.00, 37393.01.00 19961203
1304992 C300617 Netherlands ⤷  Start Trial PRODUCT NAME: COMBINATIE VAN CLINDAMYCINE, DESGEWENST IN DE VORM VAN CLINDAMYCINEFOSFAAT EN TRETINOINE; NAT. REGISTRATION NO/DATE: RVG 109745 20130626; FIRST REGISTRATION: PA1332/043/001 20130322
1304992 PA2013025 Lithuania ⤷  Start Trial PRODUCT NAME: CLINFAMYCINUM + TRETINOINUM; REGISTRATION NO/DATE: LT/1/13/3279/001, 2013 04 26 LT/1/13/3279/002, 2013 04 26 PA1332/043/001 20130323
1304992 1390049-3 Sweden ⤷  Start Trial PRODUCT NAME: KLINDAMYCIN (SOM KLINDAMYCINFOSFAT) OCH TRETINOIN; NAT. REG. NO/DATE: MTNR 46193 20130503; FIRST REG.: IR PA1332/043/001 20130322
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description
Last updated: July 22, 2026

ARAZLO (tazarotene) Market Dynamics and Financial Trajectory: Sales Trends, Pricing, Competition, and Exclusivity Risk

ARAZLO (tazarotene) is a topical retinoid approved for acne vulgaris (and associated claims by strength/formulation) and is positioned in the U.S. dermatology market where prescribing is shaped by formulary tiering, rebate intensity, acne severity stratification, and payer preference for lower-cost generics and branded incumbents. Financial trajectory is primarily driven by (1) competitive pressure from generic topical retinoids and branded combination products, (2) the durability of ARAZLO’s branded exclusivity and any formulation patents, and (3) channel mix between dermatology offices, mail order, and managed care.

What matters for near-term economics: ARAZLO’s revenue path is likely to be determined more by payer access and competitive switching than by category growth alone, because acne therapy is a high-substitution market with multiple therapeutic options and frequent step edits.


What are the U.S. market dynamics driving ARAZLO (tazarotene) sales performance?

U.S. demand drivers in acne topical therapy

  1. Formulary access and rebates
    Acne topicals are aggressively managed. Rebate leverage and plan design (step therapy, age restrictions, severity criteria) typically decide whether a branded topical reaches broad utilization or stays confined to prior-authorization pockets.
  2. Prescriber switching behavior
    Dermatologists balance tolerability and cosmetic acceptability. Switching often occurs when a product provides perceived efficacy with a better irritation profile or more convenient dosing regimen.
  3. Generic and therapeutic-class substitution
    Topical retinoids (including tretinoin and adapalene classes and generics within those) can pressure branded price realization through therapeutic alternatives, even when ARAZLO is clinically differentiated on formulation/vehicle or tolerability.
  4. Channel of distribution and dispensing economics
    In dermatology, office-based prescribing and pharmacy fill rates interact with patient copay support. Higher patient net cost can quickly suppress uptake after initial launch cohorts.

Market structure: where ARAZLO sits

  • Category: topical acne therapies, retinoid-based.
  • Competitive set: generic topical retinoids, branded topical acne agents (including fixed-combination products where present), and barrier-support formulations that compete for “first-line” prescription status in mild-to-moderate acne.

Bottom-line market dynamic: revenue growth in topical acne products is highly elastic to payer inclusion and patient cost sharing. Without broad formulary placement, branded share tends to plateau, while unit volumes can decline as generics expand.


How does ARAZLO compare with branded and generic topical acne retinoids commercially?

Key competitive axes

  • Efficacy perception at comparable dosing schedules: prescriber perceptions often lag behind formal efficacy differences, but they drive continued prescribing.
  • Irritation/tolerability profile: topical retinoids face early discontinuation risk if patients experience redness, peeling, or burning. Brands that reduce perceived irritation can win “switch-back” behavior.
  • Vehicle/formulation differentiation: even within a known active ingredient class, formulation and delivery can change patient adherence.

Commercial comparison logic for ARAZLO

  • Against generic topical retinoids: ARAZLO’s commercial burden is to offset brand pricing with improved tolerability and adherence, or with payer-preferred contracting.
  • Against branded combination products: ARAZLO must maintain payer access despite combination products often bundling anti-inflammatory or antimicrobial pathways that payers may prefer under acne regimen protocols.

Featured snippet answer

  • ARAZLO competes in a category where prescribing is strongly influenced by payer formulary design, generic substitution, and tolerability-driven adherence.

When does ARAZLO lose exclusivity, and what does that imply for revenue?

Exclusivity economics in topical prescription dermatology

  • Branded topical products typically face earlier revenue pressure from:
    1. the erosion of patent-protected branded rights, and
    2. the entry of generic or “authorized” equivalents depending on how the product is protected (active ingredient, formulation, and method-of-use).
  • The key revenue impact is often stepwise: initial uptake ceiling, then volume and price realization declines once generic substitution becomes available or when formulary preference shifts to lower-priced alternatives.

Featured snippet answer

  • The revenue consequence of exclusivity loss is typically a combined effect: unit volume pressure plus net price compression from contracting and step edits.

Practical revenue implication

  • For a branded topical, revenue drops after generic availability are rarely linear. Net sales often show:
    • abrupt declines in covered lives utilization where step therapy is enforced, and
    • slower decay in markets where dermatologists continue prescribing due to tolerability experience until prescriber confidence or payer access changes.

What patents protect ARAZLO, and how broad is the protection for formulations and use?

Patent estate components that usually matter for topicals

  • Compound and composition claims: active ingredient and specific compositions.
  • Formulation/vehicle claims: gel/cream vehicle chemistry can be a meaningful barrier to “skin feel” generic substitutions even when active ingredient is known.
  • Method-of-use or dosing claims: acne severity subpopulations, dosing regimens, or treatment stages can create additional differentiation.

How the estate affects generic entry

  • If protection is centered on vehicle/formulation, generics may seek design-arounds or pursue narrower product presentations.
  • If it is centered on broader composition, entry timelines can hinge on claim scope and litigation outcomes.

Featured snippet answer

  • For topicals, the commercial question is not only when the last active-ingredient claim expires, but also whether formulation and use claims block practical generic substitution for real-world prescriptions.

(No patent number set is included here because no Orange Book or litigation dataset was provided in the prompt.)


What generic entry risks exist for ARAZLO (tazarotene), including Paragraph IV challenges?

Generic entry pathways that affect risk

  • 505(b)(2): can delay full generic substitution if it depends on protected formulation/label elements.
  • ANDA (generic): the “generic risk” is driven by patent carve-outs and whether the ANDA triggers Paragraph IV certifications for listed patents.
  • “Skin-feel” substitution barriers: even after regulatory approval, payer and prescriber acceptance can lag if tolerability differences are material.

Paragraph IV impact on finance

  • A Paragraph IV win and launch generally triggers an abrupt change in net pricing and dispensing share within formulary networks.
  • A Paragraph IV loss or settlement generally produces a delayed launch date, often with negotiated payment or exclusivity-maintenance provisions that shape revenue smoothing for the branded product.

(No Paragraph IV case list is included because no litigation identifiers or Orange Book patent listings were supplied.)


What is the Orange Book status of ARAZLO, and what does it indicate about listed patents and regulatory exclusivity?

How Orange Book status maps to business risk

  • If Orange Book lists multiple patent classes (drug substance, drug product, and method-of-use), generic entry is constrained until the last relevant listed patent expires or is found not infringed/not valid.
  • Pediatric exclusivity, data exclusivity periods, and patent term extensions can extend branded protection beyond baseline patent expiration, shifting the generic ramp timeline.

Featured snippet answer

  • Orange Book status is the operational dashboard for entry timing: listed patents and exclusivity codes determine when ANDA approvals can translate into commercial substitution.

(No Orange Book listings are included because they were not provided in the prompt.)


What ARAZLO litigation matters could affect exclusivity and generic timing?

Litigation typically affecting revenue

  • Infringement actions tied to Orange Book patents can stop or delay ANDA launches.
  • Validity challenges can accelerate the end of protection if the brand’s claims are narrowed.
  • Settlement agreements can include launch date covenants that create predictable market shifts.

What to watch for in financial trajectory

  • Court rulings on claim scope can change the “effective” exclusivity even before the formal expiration date.
  • Settlement terms can also affect whether multiple generics enter quickly (accelerating unit pressure) or sequentially (smoother volume erosion).

(No case docket details were provided in the prompt, so no litigation table is included.)


How does ARAZLO’s FDA regulatory pathway and labeling scope affect adoption and commercial outcomes?

Label-driven adoption

  • Label breadth and dosing simplicity influence payer policies and prescriber comfort.
  • If labeling supports broader patient populations, uptake can broaden beyond dermatology specialists into general dermatology and primary-care referral channels.

Route and formulation effects

  • For topical acne therapies, patient adherence and tolerability drive real-world persistence, which often determines refill behavior and share of prescriptions over time.

Featured snippet answer

  • FDA label scope and tolerability-driven adherence typically determine whether a branded topical maintains share or succumbs to generic substitution faster than category growth.

What commercial performance indicators best explain ARAZLO’s revenue trajectory?

For branded topicals, revenue trajectory is best explained by a compact set of operational KPIs:

KPI Why it moves ARAZLO net sales What to infer from trend
Covered lives and formulary status Determines patient access Growth stalls if step edits tighten
Net price (post-rebates) Drives revenue even if volume holds Price falls can offset stable unit demand
Prescription volume Shows prescriber adoption and persistence Volume declines often follow generic entry or formulary loss
Persistence (time-to-discontinuation) Reflects irritation/tolerability Higher persistence supports share retention
Channel mix Changes pricing and rebates Mail and PBM networks can compress net prices

Revenue trajectory pattern typically seen

  • Launch ramp: modest early traction dependent on patient support and specialty uptake.
  • Mid-cycle plateau: payer restrictions and competition set a ceiling.
  • Post-exclusivity or post-formulary shift: accelerated decline in net sales.

(No company-specific revenue figures were included because no financial statement or sales dataset was provided in the prompt.)


How strong is ARAZLO’s commercial moat versus category pricing pressure?

Moat components

  • Clinical differentiation as perceived by prescribers: not only label efficacy but tolerability and adherence.
  • Formulary contracting: ability to buy access through net price concessions.
  • Brand equity and prescriber familiarity: retains share when multiple options exist.

Moat weakness vectors

  • Generic substitution within topical retinoid class.
  • Payer policy changes that shift to preferred generics or other branded options with better rebate structures.

Featured snippet answer

  • The commercial moat in topical acne is usually narrower than in systemic therapies, because therapeutic-class substitution is practical and payer management is intense.

Key Takeaways

  • ARAZLO’s financial trajectory is shaped primarily by U.S. payer access, rebate intensity, and competitive substitution by generic topical retinoids.
  • Revenue erosion after exclusivity loss is typically stepwise, driven by formulary and step-therapy enforcement rather than only by scientific differentiation.
  • The effective risk timeline depends on the full Orange Book patent stack, including formulation and method-of-use claims, and on whether Paragraph IV or settlements delay or accelerate ANDA launches.
  • The strongest near-term determinants of net sales are net price realization, covered lives, and persistence driven by tolerability.

FAQs

  1. What drives patient persistence for topical retinoids like ARAZLO in acne therapy?
  2. How do PBM formulary restrictions and step edits typically affect branded acne topicals’ unit volumes?
  3. What is the typical pattern of net price compression for branded topicals after generic entry?
  4. How do formulation patents change real-world “switching” versus only regulatory approval timing?
  5. Which competitors most often displace topical retinoids on acne payer formularies?

References (APA)

  1. No sources were cited because no Orange Book, FDA, company financials, or litigation databases were provided in the prompt.

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