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Last Updated: December 22, 2024

Oxtriphylline - Generic Drug Details


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What are the generic drug sources for oxtriphylline and what is the scope of patent protection?

Oxtriphylline is the generic ingredient in four branded drugs marketed by Parke Davis, Morton Grove, Watson Labs, and Warner Chilcott Llc, and is included in seven NDAs. Additional information is available in the individual branded drug profile pages.

There are three drug master file entries for oxtriphylline.

Summary for oxtriphylline

US Patents and Regulatory Information for oxtriphylline

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Morton Grove OXTRIPHYLLINE PEDIATRIC oxtriphylline SYRUP;ORAL 088242-001 Dec 5, 1983 DISCN No No ⤷  Subscribe ⤷  Subscribe ⤷  Subscribe
Parke Davis CHOLEDYL oxtriphylline TABLET, DELAYED RELEASE;ORAL 009268-003 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Subscribe ⤷  Subscribe ⤷  Subscribe
Parke Davis CHOLEDYL oxtriphylline SOLUTION;ORAL 009268-012 Nov 27, 1984 DISCN No No ⤷  Subscribe ⤷  Subscribe ⤷  Subscribe
Watson Labs OXTRIPHYLLINE oxtriphylline TABLET, DELAYED RELEASE;ORAL 087866-001 Aug 25, 1983 DISCN No No ⤷  Subscribe ⤷  Subscribe ⤷  Subscribe
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Oxtriphylline Market Analysis and Financial Projection Experimental

Market Dynamics and Financial Trajectory for Oxtriphylline

Introduction

Oxtriphylline, a choline salt of theophylline, is a bronchodilator used primarily for the treatment of asthma, bronchitis, COPD, and emphysema. Understanding its market dynamics and financial trajectory is crucial for pharmaceutical companies, investors, and healthcare professionals.

Mechanism of Action and Clinical Use

Oxtriphylline works by releasing theophylline in the body, which acts as a phosphodiesterase inhibitor, adenosine receptor blocker, and histone deacetylase activator. This mechanism helps in dilating the bronchioles, reducing airway responsiveness to allergens, and increasing diaphragmatic contractions to facilitate better airflow[1][4].

Market Presence and Availability

Historically, oxtriphylline was marketed under the name Choledyl SA, but it is no longer available in the US. Several forms of oxtriphylline have been discontinued, indicating a decline in its market presence over the years[1].

Pharmaceutical Market Trends

The global pharmaceutical market is projected to grow exponentially, reaching $1.4 trillion by 2028, driven by the increasing burden of chronic diseases. However, this growth does not necessarily translate to oxtriphylline due to its discontinued status and the rise of newer, more effective treatments[3].

Financial Challenges in Drug Development

The development and marketing of any drug, including oxtriphylline, come with significant financial challenges. The average cost of bringing a new drug to market is approximately $2.6 billion, with a development timeline of 10 to 15 years. The probability of success for a drug candidate entering clinical trials is only about 10%, which adds to the financial risks[3].

Declining ROI in Pharmaceutical R&D

The return on investment (ROI) for pharmaceutical R&D has been declining, with a forecasted ROI of just 1.2% for the 20 largest pharmaceutical companies in 2022. This decline is attributed to stricter regulatory hurdles, shorter exclusivity periods, and the introduction of generic or biosimilar competitors. These factors would have impacted the financial viability of oxtriphylline if it were still in active development or marketing[3].

Impact of Generic and Biosimilar Competitors

When a drug loses patent protection, generic or biosimilar versions can enter the market, leading to a rapid decline in sales for the original brand-name drug. This scenario likely contributed to the discontinuation of oxtriphylline, as theophylline itself is a well-established drug with numerous generic versions available[3].

Pharmacoeconomics and Pricing

The pricing of oxtriphylline, when it was available, was influenced by its formulation and dosage. For example, the elixir form of oxtriphylline was priced around $0.04 per mL. However, without current market data, it is challenging to assess its financial performance accurately[1].

Regulatory and Market Factors

Regulatory changes and market dynamics play a significant role in the financial trajectory of any drug. For oxtriphylline, the lack of recent regulatory approvals or market presence indicates that it is no longer a viable financial entity in the pharmaceutical market.

Alternative Treatments and Market Shifts

The market has shifted towards newer treatments for asthma and COPD, such as biologics and combination therapies, which offer improved efficacy and safety profiles. For instance, drugs like Dupixent, which target interleukin-4 and interleukin-13, have become leading therapies for atopic dermatitis and asthma, further reducing the market share of older drugs like oxtriphylline[3].

Conclusion

Oxtriphylline, once a treatment option for respiratory conditions, has seen its market presence and financial viability decline significantly. The rise of newer treatments, generic competition, and declining ROI in pharmaceutical R&D have all contributed to its discontinuation.

Key Takeaways

  • Market Decline: Oxtriphylline is no longer available in the US market.
  • Financial Challenges: High development costs and low success rates in pharmaceutical R&D.
  • Generic Competition: The entry of generic and biosimilar competitors significantly impacts sales.
  • Regulatory Factors: Stricter regulations and shorter exclusivity periods affect drug profitability.
  • Market Shifts: Newer, more effective treatments have replaced older drugs like oxtriphylline.

FAQs

What is oxtriphylline used for?

Oxtriphylline is used for the treatment of asthma, bronchitis, COPD, and emphysema as a bronchodilator.

Why is oxtriphylline no longer available in the US?

Oxtriphylline is no longer available in the US due to its discontinued status, likely resulting from market competition and the availability of newer treatments.

How does oxtriphylline work?

Oxtriphylline works by releasing theophylline, which acts as a phosphodiesterase inhibitor, adenosine receptor blocker, and histone deacetylase activator to dilate bronchioles and reduce airway responsiveness.

What are the financial challenges in developing drugs like oxtriphylline?

The financial challenges include high development costs (approximately $2.6 billion), long development timelines (10 to 15 years), and low success rates (about 10%) for drug candidates entering clinical trials.

How do generic and biosimilar competitors affect the market for drugs like oxtriphylline?

Generic and biosimilar competitors can enter the market once a drug loses patent protection, leading to a rapid decline in sales for the original brand-name drug.

Sources

  1. DrugBank: Oxtriphylline: Uses, Interactions, Mechanism of Action.
  2. EPA: Morbidity and Mortality: How Do We Value the Risk of Illness and Death?
  3. DrugBank Blog: Investment Trends in Pharmaceutical Research.
  4. DrugBank: Theophylline: Uses, Interactions, Mechanism of Action.

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