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Last Updated: December 17, 2025

DYPHYLLINE - Generic Drug Details


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What are the generic sources for dyphylline and what is the scope of freedom to operate?

Dyphylline is the generic ingredient in four branded drugs marketed by Teva, Savage Labs, and Pharmobedient, and is included in five NDAs. Additional information is available in the individual branded drug profile pages.

There are two drug master file entries for dyphylline.

Summary for DYPHYLLINE
US Patents:0
Tradenames:4
Applicants:3
NDAs:5
Drug Master File Entries: 2
Raw Ingredient (Bulk) Api Vendors: 104
DailyMed Link:DYPHYLLINE at DailyMed
Medical Subject Heading (MeSH) Categories for DYPHYLLINE

US Patents and Regulatory Information for DYPHYLLINE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Pharmobedient LUFYLLIN dyphylline TABLET;ORAL 084566-002 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Teva NEOTHYLLINE dyphylline TABLET;ORAL 007794-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Pharmobedient LUFYLLIN dyphylline TABLET;ORAL 084566-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Teva NEOTHYLLINE dyphylline INJECTABLE;INJECTION 009088-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Savage Labs DILOR-400 dyphylline TABLET;ORAL 084751-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Teva NEOTHYLLINE dyphylline ELIXIR;ORAL 007794-003 Approved Prior to Jan 1, 1982 DISCN No 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 Dyphylline: An Industry Overview

Last updated: July 28, 2025

Introduction

Dyphylline, a methylxanthine derivative primarily used as a bronchodilator, holds a niche position within respiratory pharmacotherapy. Although historically utilized for chronic obstructive pulmonary disease (COPD) and asthma management, its market dynamics are influenced by evolving therapeutic paradigms, regulatory landscapes, and emerging competition. This analysis delineates the key factors shaping dyphylline’s market trajectory and financial prospects.

Pharmacological Profile and Market Position

Dyphylline operates primarily through phosphodiesterase inhibition, facilitating smooth muscle relaxation in the airways. Its relatively favorable side effect profile compared to older xanthines like Theophylline has sustained its clinical relevance. However, with the advent of advanced bronchodilators—such as inhaled corticosteroids and long-acting beta-agonists—dyphylline's role has diminished in favor of these targeted therapies.

Current Market Landscape

Global Market Size and Trends

The global respiratory therapeutics market is expected to reach approximately USD 56 billion by 2027, growing at a compound annual growth rate (CAGR) of around 4.5%[1]. Within this broad market, methylxanthines—including dyphylline—represent a small, mature segment, primarily concentrated in developing regions where cost-effective treatment options persist.

The decline in dyphylline usage correlates with a shift toward inhaled therapies, which offer superior efficacy and fewer systemic side effects. Despite this, in low- and middle-income countries (LMICs), dyphylline maintains a steady demand owing to its affordability and accessibility.

Regional Dynamics

  • North America and Europe: Declining due to the preference for inhaled medications and tight regulatory controls.

  • Asia-Pacific and Latin America: Growing demand driven by the burgeoning prevalence of respiratory diseases and healthcare affordability constraints.

Regulatory and Patent Landscapes

Dyphylline is available in multiple generic formulations, which diminishes its exclusivity and impacts profitability. Regulatory agencies such as the FDA and EMA do not currently prioritize dyphylline-specific pathways, especially given the availability of more advanced therapies. Nonetheless, approvals in emerging markets are ongoing, with minimal hurdles due to its established safety profile.

Competitive Environment

The competition comprises primarily inhaled bronchodilators and biologics targeting severe respiratory conditions. These innovative therapies, backed by substantial R&D investments, overshadow dyphylline in efficacy and patient adherence metrics. Nonetheless, its low cost grants it a competitive edge in resource-constrained settings.

Market Drivers and Restraints

Drivers

  • Cost-effectiveness: Dyphylline remains affordable, especially in LMICs.
  • Regulatory Acceptance: Existing approved formulations facilitate market access.
  • Chronic Disease Burden: Rising incidence of COPD and asthma sustains demand in certain regions.

Restraints

  • Therapeutic Advances: Superior alternatives reduce clinical reliance on dyphylline.
  • Safety Concerns: Systemic side effects associated with xanthines limit use.
  • Market Saturation: High generic penetration constrains revenue growth prospects.

Financial Trajectory and Investment Outlook

Revenue Trends

Current global revenues for dyphylline are estimated to be approximately USD 100-150 million annually, predominantly derived from generic sales in LMICs. Market revenues are experiencing a gradual decline in developed countries, with minimal growth historically observed in emerging regions.

Forecast and Future Outlook

Given the dominance of inhaled therapies and minimal patent protections, the financial trajectory for dyphylline remains subdued. Projections suggest a compound annual decline of 2-3% over the next five years, aligning with the broader trend toward more effective respiratory drugs. However, opportunities persist in specific markets where affordability outweighs the need for newer options.

Potential for Reformulation and Niche Markets

There is limited scope for growth through innovation, as dyphylline’s chemical structure has been well established for decades. Nonetheless, niche applications—such as combination therapies or fixed-dose formulations tailored for LMICs—could sustain limited revenues.

Industry Challenges and Opportunities

Challenges:

  • Competitive displacement by inhaled medications and biologics.
  • Regulatory hurdles in certain markets.
  • Limited R&D incentives for reformulation or new indications.

Opportunities:

  • Expansion into emerging markets with strategic licensing.
  • Development of combination therapies to enhance efficacy.
  • Focused marketing in regions with healthcare affordability constraints.

Conclusion

Dyphylline’s market dynamics reflect its niche status within the respiratory therapeutic landscape. While declining in developed markets, it remains relevant in resource-limited settings where affordability is paramount. The financial prospects hinge on regional market strategies, regulatory compliance, and niche application development. Overall, the outlook remains conservative, with modest revenue retention barring innovative repositioning.


Key Takeaways

  • Dyphylline faces declining demand in developed regions due to competition from inhaled therapies.
  • Its primary strength lies in affordability, favoring expansion in LMICs.
  • Generic prevalence limits profitability and investment attraction.
  • Market growth prospects are limited, with a projected slight decline over the next five years.
  • Opportunities exist in niche markets and combination therapies tailored for low-resource settings.

FAQs

1. Is dyphylline still a widely prescribed bronchodilator?
While its use has declined in developed countries, dyphylline remains prescribed in certain LMICs where affordability outweighs newer therapy advantages.

2. What are the main competitors to dyphylline in the respiratory market?
Inhaled corticosteroids, long-acting beta-agonists, and biologics targeting severe asthma and COPD currently dominate the market, overshadowing dyphylline.

3. Are there any ongoing research or reformulation efforts for dyphylline?
No significant R&D initiatives are evident; the focus has shifted toward newer, more effective treatments, limiting reformulation prospects.

4. How does the patent landscape affect dyphylline’s market potential?
Existing formulations are largely off-patent, leading to high generic competition and limited revenue growth opportunities.

5. What strategic moves could prolong dyphylline’s relevance?
Targeted efforts in emerging markets, development of combination drugs, and cost-effective delivery mechanisms could sustain niche demand.


Sources
[1] Market Research Future. Respiratory Therapeutics Market Report, 2021.

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