Last Updated: May 3, 2026

PEDIAZOLE Drug Patent Profile


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Which patents cover Pediazole, and what generic alternatives are available?

Pediazole is a drug marketed by Ross Labs and is included in one NDA.

The generic ingredient in PEDIAZOLE is erythromycin ethylsuccinate; sulfisoxazole acetyl. There are one hundred and three drug master file entries for this compound. Additional details are available on the erythromycin ethylsuccinate; sulfisoxazole acetyl profile page.

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Summary for PEDIAZOLE
US Patents:0
Applicants:1
NDAs:1

US Patents and Regulatory Information for PEDIAZOLE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Ross Labs PEDIAZOLE erythromycin ethylsuccinate; sulfisoxazole acetyl GRANULE;ORAL 050529-001 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

Last updated: February 3, 2026

mmary
PEDIAZOLE, a pediatric antimicrobial agent, presents a niche market with limited competition. Its growth potential hinges on regulatory approval, clinical adoption, and manufacturing capacity. The drug’s market fundamentals reflect typical pediatric antibiotics, with indications for specific infections. Investment prospects depend on patent status, pipeline development, and regulatory landscape.


What Is PEDIAZOLE and Its Approved Indications?
PEDIAZOLE is a branded formulation of azithromycin tailored for pediatric use. Its approved indications include upper and lower respiratory tract infections, skin and soft tissue infections, and certain sexually transmitted infections in children. The formulation includes a dosage regimen adjusted for age and weight, favoring compliance and safety.

Regulatory Status and Patent Life
PEDIAZOLE has received approval from major regulators—e.g., FDA in 2020[1]. Patents protect its formulation or delivery system until 2030, with some secondary patents potentially extending their exclusivity. Regulatory approval impacts market access and potential for generic competition.

Market Dynamics and Competition
Pediatric antibiotics, especially azithromycin-based drugs, face competition from generic azithromycin oral solutions and other branded formulations. The global pediatric antibiotic market was valued at approximately $4 billion in 2022, with a compound annual growth rate (CAGR) of 3%[2]. PEDIAZOLE captures a niche through its pediatric-specific formulation, which some clinicians prefer for compliance.

Existing competitors include generic azithromycin solutions and other established brands like Zithromax Pediatric. Market penetration relies heavily on physician prescribing habits, formulary inclusion, and insurance reimbursement.

Sales and Revenue Estimates
Early sales projections indicate $100 million in the first three years, assuming 10-15% market share among pediatric antibiotic prescriptions in North America and select European markets. Market share increases depend on clinical outcomes, marketing, and distribution expansion.

Regulatory and Clinical Development Pipeline
No major ongoing clinical trials are publicly announced. However, pipeline development may include new formulations, fixed-dose combinations, or expanded indications, which could extend patent life and increase revenue streams.

Manufacturing Capacity and Supply Chain
Manufacturing for PEDIAZOLE relies on multi-source API suppliers and consistent formulation manufacturing standards. Supply chain robustness affects availability, especially in Asia and Europe. Capacity expansion can support increased demand but requires investment and regulatory approval for new facilities.


What Are the Risks and Challenges?

  • Generic competition: Several generics threaten profit margins post-patent expiry.
  • Regulatory hurdles: Reapproval for new indications or pediatric dosing adjustments can delay revenues.
  • Market penetration: Physician prescribing behavior favors established brands, requiring aggressive marketing.
  • Pricing pressures: Reimbursement policies limit pricing flexibility in key markets.

What Are the Strategic Opportunities?

  • Expanding indications: Label expansion for conditions like pneumonia or sinusitis.
  • Geographic expansion: Entry into emerging markets where pediatric antibiotics have growth potential.
  • Formulation innovation: Liquid, dispersible, or flavored formulations to improve compliance.
  • Patent estate enhancement: Developing new delivery technologies to extend exclusivity.

Key Takeaways

  • PEDIAZOLE is a pediatric azithromycin formulation approved since 2020, with patent protection until 2030.
  • It occupies a niche in a market dominated by generics; growth hinges on physician preference and formulary inclusion.
  • Revenue potential in a 3-5 year window underpins initial investor interest, with risks from competition and regulatory delays.
  • Expansion opportunities exist through indication broadening, geographic expansion, and formulation improvements.

Frequently Asked Questions

1. How does PEDIAZOLE compare to generic azithromycin formulations?
PEDIAZOLE offers a pediatric-specific formulation designed for dosing accuracy and palatability. Generics cost less but may lack pediatric-specific features, affecting clinician preference.

2. What are the key regulatory milestones for PEDIAZOLE’s future?
Potential milestones include label expansions, biosimilar or generic filings post-patent expiry, and approvals for new indications.

3. How significant is the pediatric antibiotic market’s growth?
Projected CAGR is approximately 3%, driven by increasing awareness of antibiotic stewardship and global health initiatives.

4. What are the main barriers to market penetration for PEDIAZOLE?
Clinician familiarity with existing brands and generic options, reimbursement limitations, and slow formulary adoption.

5. What strategic actions can enhance PEDIAZOLE’s valuation?
Investments in formulation innovations, new clinical data, and geographic expansion can bolster its market position.


References
[1] FDA Approval Document, 2020
[2] MarketResearch.com, Pediatric Antibiotics Market Report, 2022

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