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Last Updated: December 16, 2025

PERIOSTAT Drug Patent Profile


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

Periostat is a drug marketed by Collagenex and Galderma Labs Lp and is included in two NDAs.

The generic ingredient in PERIOSTAT is doxycycline hyclate. There are twenty-eight drug master file entries for this compound. Seventy-seven suppliers are listed for this compound. Additional details are available on the doxycycline hyclate profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Periostat

A generic version of PERIOSTAT was approved as doxycycline hyclate by STRIDES PHARMA on March 29th, 1982.

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Summary for PERIOSTAT
Drug patent expirations by year for PERIOSTAT
Recent Clinical Trials for PERIOSTAT

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

SponsorPhase
Merck Sharp & Dohme Corp.Phase 1
BioMed Valley Discoveries, IncPhase 1
M.D. Anderson Cancer CenterPhase 1

See all PERIOSTAT clinical trials

US Patents and Regulatory Information for PERIOSTAT

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Collagenex PERIOSTAT doxycycline hyclate CAPSULE;ORAL 050744-001 Sep 30, 1998 DISCN Yes No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Galderma Labs Lp PERIOSTAT doxycycline hyclate TABLET;ORAL 050783-001 Feb 2, 2001 DISCN Yes No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
>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 PERIOSTAT

Last updated: July 27, 2025

Introduction

PERIOSTAT, an periodontal adjunctive drug primarily containing doxycycline hyclate, has carved a niche in the periodontal disease management segment. As a sub-antimicrobial dose doxycycline (SDD), its unique regulatory and market characteristics influence its financial trajectory. This analysis evaluates the current market dynamics and forecasts the financial prospects for PERIOSTAT, considering regulatory, competitive, technological, and healthcare landscape factors.

Overview of PERIOSTAT

PERIOSTAT was developed by CollaGenex Pharmaceuticals (now part of Sun Pharmaceutical Industries) and received approval chiefly for adjunctive treatment of periodontitis. Its mechanism hinges on inhibiting matrix metalloproteinases (MMPs), thereby reducing tissue destruction without exerting antibiotic effects at prescribed doses. Regulatory approval was primarily within the United States, with similar regulatory pathways in select regions. The drug’s non-antimicrobial profile minimizes concerns about antibiotic resistance, positioning PERIOSTAT favorably in an era emphasizing antimicrobial stewardship.

Market Dynamics

1. Epidemiological Drivers

The prevalence of periodontal disease remains substantial globally. According to the CDC, nearly 47% of adults in the US over 30 years have some form of periodontal disease, escalating to 70% among those over 65 [1]. The rising aging population and increasing awareness about oral health propel demand for adjunctive periodontal therapies like PERIOSTAT.

2. Regulatory and Reimbursement Landscape

PERIOSTAT’s approval conditions and reimbursement policies significantly influence its market penetration. The drug benefited from FDA approval, bolstering clinician confidence. However, reimbursement challenges for non-labeled uses hinder widespread adoption. The inclusion of PERIOSTAT in clinical guidelines as an adjunct varies across regions, affecting physician prescribing behaviors [2].

3. Competitive Landscape

The periodontal therapeutic space is crowded, including local antimicrobial agents, systemic antibiotics, and device-based treatments. PERIOSTAT’s niche as a sub-antimicrobial agent distinguishes it but faces competition from:

  • Local antimicrobial mouthwashes (e.g., chlorhexidine)
  • Systemic antibiotics (e.g., amoxicillin, metronidazole)
  • Host-modulating agents (e.g., bisphosphonates, NSAIDs)
  • Emerging biologics targeting periodontal inflammation [3].

Moreover, proprietary innovations and formulations by competitors threaten PERIOSTAT’s market share.

4. Technological Advances

Advances in minimally invasive surgical techniques, localized drug delivery systems, and digital health tools are transforming periodontal treatment. These innovations may reduce reliance on adjunctive systemic drugs, subtly constraining PERIOSTAT’s growth prospects [4].

5. Geographic and Healthcare System Factors

While the U.S. is the primary market, expansion into Europe, Asia-Pacific, and Latin America presents both opportunities and challenges. Regulatory hurdles and differing clinical guidelines influence adoption rates. Developing markets with rising healthcare infrastructure and oral health awareness represent growth opportunities.

Financial Trajectory Analysis

Historical Revenue Context

PERIOSTAT’s revenue trajectory reflects its market adoption, regulatory status, and clinician preference. Post-approval, initial sales were modest due to limited awareness and reimbursement constraints. As clinical guidelines endorsed its adjunctive role, sales gained momentum, though the decline in some markets correlated with the emergence of newer therapies.

Forecasting Future Growth

  • Market Penetration Potential: Given increasing periodontal disease prevalence and expanding awareness, PERIOSTAT’s adoption could grow, especially if supported by clinical guidelines and insurance reimbursement.

  • Licensing and Strategic Alliances: Potential licensing agreements with regional partners may catalyze access, particularly in markets where regulatory approval processes are streamlined.

  • Pipeline and Innovation: Development of combination formulations or novel delivery systems could enhance efficacy and acceptance, positively impacting revenues.

  • Pricing Strategy: Premium positioning for a non-antimicrobial adjunct may sustain higher profit margins. However, price sensitivity in emerging markets might constrain revenue growth.

Risks and Challenges

  • Emerging Competition: The dynamic pipeline of periodontal therapies threatens PERIOSTAT’s dominant positioning.
  • Regulatory Barriers: Restrictions or delisting in certain markets could diminish its financial prospects.
  • Clinician Preferences: Transition toward targeted, localized therapies could reduce systemic drug use.

Financial Outlook Summary

The financial trajectory for PERIOSTAT appears cautiously optimistic. A steady compound annual growth rate (CAGR) of roughly 3-5% over the next five years is plausible, contingent upon enhanced clinical acceptance, regulatory support, and strategic partnerships. However, adverse competitive or regulatory developments could impede gains.

Conclusion

PERIOSTAT’s market dynamics are shaped by epidemiology, regulatory frameworks, technological innovations, and competitive forces. Its niche as a sub-antimicrobial periodontal adjunct offers sustainable demand driven by global oral health trends. Financial prospects hinge on strategic commercialization, regional expansion, and clinical guideline integration, with moderate growth expectations amid a competitive landscape.


Key Takeaways

  • Growing Prevalence of Periodontal Disease: Rising global incidence fuels demand for adjunctive treatments like PERIOSTAT.
  • Regulatory and Reimbursement Factors: Strong regulatory approval bolsters prospects, but reimbursement varies, influencing market penetration.
  • Competitive Environment: Local antimicrobial agents and advanced delivery systems pose challenges; innovation is essential for sustained growth.
  • Geographic Expansion: Targeted efforts in emerging markets could unlock new revenue streams.
  • Innovation and Partnerships: Collaborations and new formulations may enhance PERIOSTAT’s competitive positioning and financial performance.

FAQs

1. What is the primary mechanism of action for PERIOSTAT?
PERIOSTAT contains doxycycline hyclate in sub-antimicrobial doses, which inhibits matrix metalloproteinases (MMPs), thereby reducing collagen breakdown and periodontal tissue destruction without exerting antibiotic activity.

2. How does regulatory approval impact PERIOSTAT’s market viability?
FDA approval and similar regulatory clearances underpin clinician confidence and reimbursement pathways, directly influencing sales and market expansion possibilities.

3. What are the main competitors to PERIOSTAT in periodontal therapy?
Local antimicrobial agents (chlorhexidine), systemic antibiotics, host-modulating drugs, and localized drug delivery systems compete with PERIOSTAT for periodontal adjunctive treatment.

4. What potential markets could drive future revenue growth for PERIOSTAT?
Expanding into Europe, Asia-Pacific, and Latin America, especially in regions with rising periodontal disease prevalence and improving healthcare access, presents significant opportunities.

5. How might technological advances affect PERIOSTAT’s market share?
Innovations such as targeted local delivery and minimally invasive procedures could reduce reliance on systemic drugs like PERIOSTAT, necessitating adaptation and innovation by the product’s developers.


Sources:

[1] CDC, “Prevalence of Periodontal Disease in Adults in the United States,” 2012.
[2] Clinical guidelines on periodontal disease management, American Academy of Periodontology.
[3] Johnson, W. et al., “Emerging therapies in periodontal disease,” Journal of Clinical Periodontology, 2021.
[4] Singh, P. et al., “Technological innovations in periodontal therapy,” Advances in Dentistry, 2020.

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