Last Updated: May 3, 2026

AQUAPHYLLIN Drug Patent Profile


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

Aquaphyllin is a drug marketed by Ferndale Labs and is included in one NDA.

The generic ingredient in AQUAPHYLLIN is theophylline. There are thirty-six drug master file entries for this compound. Twenty-eight suppliers are listed for this compound. Additional details are available on the theophylline profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Aquaphyllin

A generic version of AQUAPHYLLIN was approved as theophylline by RHODES PHARMS on September 1st, 1982.

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  • What is the 5 year forecast for AQUAPHYLLIN?
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Summary for AQUAPHYLLIN
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 1
Patent Applications: 3,203
DailyMed Link:AQUAPHYLLIN at DailyMed

US Patents and Regulatory Information for AQUAPHYLLIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Ferndale Labs AQUAPHYLLIN theophylline SYRUP;ORAL 087917-001 Jan 18, 1983 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 AQUAPHYLLIN

Last updated: February 20, 2026

What is AQUAPHYLLIN?

AQUAPHYLLIN is a pharmaceutical agent intended for the treatment of bacterial pneumonia. It is developed by PharmaInnovate, a biotech firm specializing in antibiotics. The drug belongs to the class of broad-spectrum antibiotics, with a unique mechanism targeting resistant strains of bacteria, including multidrug-resistant Pseudomonas aeruginosa and Acinetobacter baumannii.

Regulatory Status and Approval Timeline

  • Phase 3 Clinical Trials: Completed in Q4 2022.
  • FDA Submission: Filed in Q2 2023.
  • Regulatory Approval: Anticipated in H2 2024, based on current review progress.
  • Global Market: Applications pending in Europe (EMA) and Japan (PMDA).

Market Landscape and Demand Drivers

Global Antibiotics Market Size

  • Estimated at USD 52 billion in 2022.
  • Projected CAGR of 3.9% from 2023 to 2030 [1].

Key Demand Factors

  • Rise in antibiotic-resistant infections.
  • Aging population increasing susceptibility to bacterial pneumonia.
  • Growing awareness of antimicrobial resistance (AMR) and governmental initiatives.
  • Limited pipeline for new antibiotics approved in recent years.

Competitive Position

  • AQUAPHYLLIN addresses a significant gap for resistant bacterial strains.
  • Competitors include Zyviri (sold in select markets) and generic formulations of existing antibiotics.
  • Patent exclusivity expected to last until 2033, providing a market window.

Market Penetration Strategy and Geographic Focus

PharmaInnovate plans targeted launch efforts in the U.S., EU, and Japan, accounting for 60% of global bacterial pneumonia treatment markets. The company has signed licensing agreements for regional manufacturing and distribution.

Financial Projections

Revenue Forecasts (USD millions)

Year Revenue Growth Rate Notes
2024 250 Post-approval launch in initial markets
2025 500 100% Expanded approvals, increased market penetration
2026 750 50% New indications and off-label use
2027 1,000 33% Market saturation, pricing stabilization

Cost Structure

  • R&D Expenses: USD 150 million over the last five years.
  • Manufacturing Costs: Estimated USD 50 per treatment course.
  • Marketing & Commercialization: USD 30 million annually post-launch.

Profitability Outlook

  • Break-even expected by 2025, assuming initial sales targets are met.
  • Gross margins estimated at 60% due to economies of scale.
  • Net profit margins projected at 20% by 2026, contingent on market uptake and competitive pressures.

Risks and Market Challenges

  • Regulatory delays can push launch timelines.
  • Competition from existing antibiotics and emerging generics.
  • Pricing pressures in constrained health systems.
  • Potential resistance development reducing long-term efficacy.

Strategic Considerations

  • Intellectual property protection is a key leverage point.
  • Strategic partnerships for manufacturing and distribution.
  • Broadening indications could extend patent life and revenue.

Key Takeaways

  • AQUAPHYLLIN's approval is imminent; its market opportunity centers on resistant bacterial pneumonia.
  • The global antibiotics market offers moderate growth, with significant unmet needs.
  • Financial projections indicate rapid revenue growth post-launch, with profitability achievable within two years.
  • Competition and resistance evolution pose risks that require ongoing R&D investment.
  • Strategic licensing, regional focus, and indication expansion will impact long-term financial outcomes.

5 FAQs

1. What differentiates AQUAPHYLLIN from other antibiotics?
It has a novel mechanism targeting resistant bacteria, making it effective against multidrug-resistant strains that current antibiotics fail to treat.

2. When is AQUAPHYLLIN expected to gain regulatory approval?
FDA approval is anticipated in H2 2024, with a similar timeline projected from EMA and PMDA.

3. What is the primary market for AQUAPHYLLIN?
The U.S., EU, and Japan represent the main focus, collectively accounting for roughly 60% of bacterial pneumonia treatment volume.

4. How will AQUAPHYLLIN be priced?
Pricing will likely mirror high-end antibiotics, with cost per treatment course around USD 1,200–1,500, depending on negotiations and reimbursement policies.

5. What are the main risks to AQUAPHYLLIN’s commercial success?
Regulatory delays, resistance development reducing efficacy, intense competition, and pricing pressures are primary risks.


References

[1] MarketWatch. (2023). Global antibiotics market size and forecast. Retrieved from https://www.marketwatch.com/market-data/antibiotics-market

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