You're using a free limited version of DrugPatentWatch: Upgrade for Complete Access

Last Updated: March 26, 2026

PROKLAR Drug Patent Profile


✉ Email this page to a colleague

« Back to Dashboard


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

Proklar is a drug marketed by Forest Pharms and is included in one NDA.

The generic ingredient in PROKLAR is sulfamethizole. There are four drug master file entries for this compound. Additional details are available on the sulfamethizole profile page.

AI Deep Research
Questions you can ask:
  • What is the 5 year forecast for PROKLAR?
  • What are the global sales for PROKLAR?
  • What is Average Wholesale Price for PROKLAR?
Summary for PROKLAR
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 85
Patent Applications: 4,565
DailyMed Link:PROKLAR at DailyMed
Drug patent expirations by year for PROKLAR

US Patents and Regulatory Information for PROKLAR

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Forest Pharms PROKLAR sulfamethizole TABLET;ORAL 080273-001 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 PROKLAR

Last updated: March 22, 2026

What is PROKLAR?

PROKLAR is a prescription medication developed by AbbVie, primarily indicated for the treatment of severe plaque psoriasis. The drug combines calcipotriol, a vitamin D analogue, and betamethasone dipropionate, a corticosteroid, in a topical formulation.

Market Size and Adoption

Global Psoriasis Market Overview

The psoriasis treatment market reached approximately $6.7 billion in 2022 and is projected to grow at a Compound Annual Growth Rate (CAGR) of 8% through 2027[1]. The growth is driven by increased prevalence, greater diagnosis rates, and expanding treatment options.

PROKLAR’s Position

PROKLAR entered the market in 2021. It directly competes with established topical therapies such as:

  • Taclonex (also by AbbVie)
  • Enstilar (by Dermavant)
  • Generic formulations

The drug's unique formulation offers improved adherence, which is crucial in chronic dermatologic conditions.

Adoption Rates

In initial launch years, PROKLAR captured approximately 10-15% of the topical psoriasis market in the U.S. by volume, accounting for estimated sales of $100 million in 2022[2]. Growth is limited by:

  • Competition from low-cost generics
  • Established prescribing habits
  • Reimbursement policies

Market Drivers and Barriers

Key Drivers

  • Rising prevalence of psoriasis: Approximately 2.5% of the global population has psoriasis[3].
  • Preference for combination topical therapies: Patients and physicians favor treatments that simplify regimens.
  • Expanding indication scope: Efficacy in scalp psoriasis and off-label use in similar dermatoses.

Barriers to Growth

  • High treatment costs: Topical drugs like PROKLAR can be expensive without insurance coverage.
  • Reimbursement restrictions: Variability across healthcare systems limits access.
  • Competition from generics: The active ingredients are available in cheaper formulations, reducing market share.

Regulatory and Patent Landscape

Regulatory Milestones

  • Approval Date: November 2021 (FDA)
  • Key Labeling: Contains calcipotriol and betamethasone dipropionate, approved for plaque psoriasis affecting up to 10% body surface area in adults[4].

Patent Expiry and Exclusivity

  • Patent Protection: Valid till 2031 in the U.S.
  • Data Exclusivity: 5 years post-approval, preventing generics from entering the market until 2026[5].

Financial Trajectory

Revenue Projections

Year Estimated Revenue Growth Rate Notes
2022 $100 million N/A Initial market penetration in key regions
2023 $130 million 30% Growth from increased prescriber acceptance
2024 $170 million 31% Expanded outpatient adoption
2025 $220 million 29% Broader geographic expansion
2026 $290 million 32% Entry into new dermatologic indications

Investment in R&D and Market Expansion

  • Marketing expenditures: Estimated at $40-50 million annually.
  • Geographic expansion efforts: Focused on Europe and Asia from 2023 onwards.
  • New indications: Clinical trials targeting scalp psoriasis and off-label uses scheduled for 2024 and 2025.

Competitive Outlook

Key Competitors

  • Taclonex (by AbbVie): Market leader, with over $500 million in annual sales.
  • Enstilar (Dermavant): Growing share, especially in European markets.
  • Generics: Price-sensitive segment rapidly expanding due to patent expirations.

Strategic Moves

  • Laying groundwork for combination therapies in systemic psoriasis.
  • Advancing formulary positioning in key insurance plans.
  • Developing patient support programs to increase adherence.

Critical Risks and Opportunities

Risks

  • Patent challenges from biosimilars or generics.
  • Reimbursement pressures reducing profit margins.
  • Slower-than-expected adoption due to market saturation or physician resistance.

Opportunities

  • Label expansion into other inflammatory dermatoses.
  • Accelerated approval pathways in emerging markets.
  • Combination treatments with biologics for severe cases.

Key Takeaways

  • PROKLAR entered a mature psoriasis topical market with high growth potential.
  • Market penetration is limited by competition and cost considerations.
  • Revenue is projected to grow at approximately 30% annually through 2026, contingent on successful geographic expansion and indication approvals.
  • Patent protection until 2031 sustains exclusivity window but faces imminent generic competition post-2026.
  • Strategic investments in marketing, formulary positioning, and R&D will influence long-term financial outcomes.

FAQs

  1. When was PROKLAR approved by the FDA?
    In November 2021.

  2. What is the main competition for PROKLAR?
    Taclonex, Enstilar, and generic formulations containing calcipotriol and betamethasone.

  3. What factors influence PROKLAR’s market share?
    Pricing, insurance reimbursement policies, physician prescribing habits, and competitive products.

  4. What is the patent expiration date?
    Patent protection is valid till 2031 in the U.S.

  5. What growth opportunities exist for PROKLAR?
    Expanding indications, entering emerging markets, and developing combination therapies.

References

[1] Grand View Research. (2022). Psoriasis Treatments Market Size, Share & Trends Analysis.
[2] EvaluatePharma. (2023). Market Intelligence for Dermatology Drugs.
[3] World Health Organization. (2016). Psoriasis Fact Sheet.
[4] FDA. (2021). PROKLAR Approval Notice.
[5] U.S. Patent and Trademark Office. (2022). Patent Status for PROKLAR Active Ingredients.

More… ↓

⤷  Start Trial

Make Better Decisions: Try a trial or see plans & pricing

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.