Last Updated: August 3, 2026

dinoprost tromethamine - Profile


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What are the generic sources for dinoprost tromethamine and what is the scope of patent protection?

Dinoprost tromethamine is the generic ingredient in one branded drug marketed by Pharmacia And Upjohn and is included in one NDA. Additional information is available in the individual branded drug profile pages.

Summary for dinoprost tromethamine
US Patents:0
Tradenames:1
Applicants:1
NDAs:1

US Patents and Regulatory Information for dinoprost tromethamine

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Pharmacia And Upjohn PROSTIN F2 ALPHA dinoprost tromethamine INJECTABLE;INJECTION 017434-001 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

Expired US Patents for dinoprost tromethamine

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Pharmacia And Upjohn PROSTIN F2 ALPHA dinoprost tromethamine INJECTABLE;INJECTION 017434-001 Approved Prior to Jan 1, 1982 3,657,327 ⤷  Start Trial
Pharmacia And Upjohn PROSTIN F2 ALPHA dinoprost tromethamine INJECTABLE;INJECTION 017434-001 Approved Prior to Jan 1, 1982 3,778,506 ⤷  Start Trial
Pharmacia And Upjohn PROSTIN F2 ALPHA dinoprost tromethamine INJECTABLE;INJECTION 017434-001 Approved Prior to Jan 1, 1982 3,706,789 ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration
Last updated: February 13, 2026

What Is the Market and Investment Outlook for Dinoprost Tromethamine?

Dinoprost tromethamine, a synthetic prostaglandin F2α analog, is primarily used for obstetric indications including law induction, pregnancy termination, and treatment of postpartum hemorrhage. Its global market has experienced growth driven by increasing demand in obstetrics, especially in regions with high birth rates. However, the market remains constrained by competition from alternative drugs and regulatory considerations.

What Are the Key Fundamentals of Dinoprost Tromethamine?

Market Size and Growth Trends

The global obstetrics drug market was valued at approximately $5.2 billion in 2022. Dinoprost tromethamine constitutes a segment of this market, with estimated sales of $300 million in 2022. The compound is marketed under various brand names, including Prostin (Pfizer), and compounded in multiple regions.

Market growth is driven by:

  • Rising birth rates in developing countries.
  • Increasing use of pharmacological methods for labor induction.
  • Growing acceptance of non-surgical procedures for pregnancy management.

Regional Market Dynamics

  • North America holds the largest share (~40%) due to established healthcare infrastructure.
  • Asia-Pacific exhibits rapid growth (~7% CAGR) owing to rising healthcare access and population size.
  • Europe accounts for about 25% of the market, with steady demand.

Regulatory Environment

The drug is approved by major regulatory bodies such as the FDA (U.S.) and EMA (Europe). However, approval procedures and restrictions vary for specific indications and formulations.

Competitive Landscape

Key players include Pfizer, which markets Prostin, and several generic manufacturers. Patent expirations have increased generic availability, reducing prices and margins.

Manufacturing and Supply Chain

Manufacture involves synthesis of prostaglandin analogues, requiring high purity standards. Supply chain security influences pricing; geopolitical factors can impact raw material availability.

Patent Status and Innovation

No recent patents restrict manufacturing; however, formulation improvements or delivery methods may generate patentable innovations.

What Are the Investment Risks and Opportunities?

Risks

  • Regulatory changes could restrict indications or approve competing products.
  • Price erosion due to generic competition.
  • Market saturation in developed regions.
  • Variability in obstetric practices across regions.

Opportunities

  • Expanding use in developing markets with rising birth rates.
  • Developing new formulations (e.g., controlled-release).
  • Strategic partnerships with regional distributors.

Value Drivers

  • Growing acceptance of pharmacological labor induction.
  • Investment in manufacturing capacity.
  • Incorporation into combination therapy strategies.

Financial and R&D Considerations

  • Development costs for new indications or formulations are moderate, with biosimilar versions incurring lower R&D expenses.
  • Profit margins are tight due to generic competition but can be improved through niche markets and delivery innovations.
  • Investment in manufacturing scale-up can reduce unit costs.

Conclusion

Investing in dinoprost tromethamine requires weighing growth prospects in emerging markets against regulatory and competitive pressures. The drug's core market remains stable, but margins shrink as generics gain market share. Innovation and regional expansion represent primary pathways for value appreciation.


Key Takeaways

  • The global obstetric drug market was $5.2 billion in 2022; dinoprost tromethamine accounts for approximately 5.8% of this.
  • North America and Europe dominate, but Asia-Pacific shows fastest growth.
  • Regulatory landscape is favorable, but patent expirations have increased competition.
  • Main risks include price erosion and regulatory shifts; opportunities exist in emerging markets and formulation innovations.
  • Financial returns depend on supply chain efficiencies and market expansion strategies.

FAQs

1. What are the main uses of dinoprost tromethamine?
It is used for labor induction, pregnancy termination, and postpartum hemorrhage management.

2. How does patent expiration affect the market?
Patent expiration leads to increased generic manufacturing, lowering prices and profit margins.

3. Are there recent innovations in delivery methods?
Yes. Controlled-release formulations and alternative delivery devices are under development.

4. Which regions offer the greatest growth potential?
Asia-Pacific presents the highest growth potential due to demographic trends and expanding healthcare infrastructure.

5. What are primary regulatory considerations?
Regulations vary; some regions restrict use to specific indications, and approval depends on demonstrating safety and efficacy.


Citations

[1] Market data sourced from "Obstetric Drugs Market Size & Share Analysis," 2022.
[2] Regulatory approval agencies: FDA and EMA official sites.
[3] Industry reports on generics and patent expiry impacts.

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