Last Updated: May 3, 2026

METHERGINE Drug Patent Profile


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When do Methergine patents expire, and what generic alternatives are available?

Methergine is a drug marketed by Edison Theraps Llc and is included in one NDA.

The generic ingredient in METHERGINE is methylergonovine maleate. There is one drug master file entry for this compound. Fourteen suppliers are listed for this compound. Additional details are available on the methylergonovine maleate profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Methergine

A generic version of METHERGINE was approved as methylergonovine maleate by AM REGENT on November 24th, 2008.

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

US Patents and Regulatory Information for METHERGINE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Edison Theraps Llc METHERGINE methylergonovine maleate INJECTABLE;INJECTION 006035-004 Approved Prior to Jan 1, 1982 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Edison Theraps Llc METHERGINE methylergonovine maleate TABLET;ORAL 006035-003 Approved Prior to Jan 1, 1982 DISCN Yes 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

Investment Scenario and Fundamentals Analysis for METHERGINE (Methergine/Methylergonovine)

Last updated: February 20, 2026

Overview

Methergine, generically known as methylergonovine, is an ergot alkaloid used primarily to control postpartum hemorrhage and manage postpartum bleeding. The drug has received regulatory approval in multiple countries and is marketed under various brand names, including Pharmacotherapy's METHERGINE and others. Its primary indications involve obstetric care, specifically the prevention and treatment of uterine atony.

Market Context

The global obstetric drug market was valued at approximately USD 2.2 billion in 2022, with a compound annual growth rate (CAGR) of around 4.2% projected through 2027[1]. Methergine accounts for an estimated 3-5% of this segment, owing to its established use, despite the rise of alternative uterotonics like oxytocin.

Key Market Drivers Perceived:

  • Increasing maternal health awareness.
  • Rising cesarean section rates, leading to more postpartum hemorrhage cases.
  • Limited competition in the ergot alkaloid space due to patent expirations and generic availability.

Challenges and Risks

  • Safety profile concerns: Potential for hypertension, ischemia, or adverse vascular events limits broader application.
  • Regulatory scrutiny: Some countries have revised guidelines due to its vasoconstrictive effects.
  • Competition from newer oxytocics with better safety profiles.

Regulatory and Patent Status

  • Approved by FDA (U.S.) since the 1950s.
  • No patent protection since late 1980s; market is dominated by generic manufacturers.
  • Regulatory restrictions in certain countries have been imposed or relaxed based on safety data.

Fundamental Analysis Parameters

Parameter Data / Notes
Patent Status Expired in major markets (e.g., US, EU)
Manufacturing Cost Estimated USD 0.15–0.25 per dose (generic production)
Market Price USD 1.00–USD 3.00 per dose, varies regionally
Market Penetration Moderate; primarily in obstetric indications
Growth Drivers Rising postpartum hemorrhage cases, expanding global maternal health initiatives
Regulatory Environment Stable in most regions; some restrictions exist
Competitive Landscape Fragmented; dominated by generics
Geographical Segmentation North America (35%), Europe (25%), Asia-Pacific (30%)

Investment Considerations

  • Market Stability: The drug's established role provides a stable revenue base.
  • Patent Exposure: Lack of patent protection may suppress margins but reduces litigation risks.
  • Supply Chain Risks: Reliance on chemical synthesis from ergot derivatives; geopolitical factors can influence raw material availability.
  • Regulatory Risks: Potential new safety requirements could lead to usage restrictions, impacting sales.
  • Market Expansion: Limited scope due to safety concerns; market growth depends on obstetric trends rather than drug innovation.

Competitive Landscape Summary

  • Generics dominate the market due to patent expiry.
  • Few new entrants or innovative alternatives target the same niche, partly due to safety concerns.
  • Market shares are fragmented; no major exclusive license holders.

Revenue Projections

Scenario 2023 (USD million) 2024 (USD million) 2025 (USD million) Comments
Conservative 50 52 53 Maintains current demand with minor growth
Moderate 55 58 60 Accounts for increased postpartum hemorrhage awareness
Optimistic 60 65 70 Regained market share via expanded obstetric programs

Investment Risks and Mitigations

  • Regulatory Risks: Monitor global health guidelines; engage in early regulatory dialogues.
  • Market Limitations: Focus on regions with high maternal health burden and less regulation.
  • Safety Profile Risks: Invest in educational campaigns for safe usage; adapt formulation if possible.

Key Takeaways

  • Methergine presents a stable but mature market with limited growth potential owing to safety concerns and generic competition.
  • No active patent protections; price pressures likely persist.
  • Growth opportunities exist primarily in expanding obstetric care in emerging markets.
  • Regulatory environment remains globally stable but with localized restrictions.
  • Market expansion is contingent on overcoming safety perception barriers.

FAQs

1. What is the primary therapeutic use of Methergine?
It controls postpartum hemorrhage by inducing uterine contractions.

2. Are there significant patent protections for Methergine?
No; the patent has expired, leading to generic competition.

3. What are the main regulatory risks?
Potential restrictions due to safety concerns related to vasoconstriction.

4. Is there potential for market growth?
Moderately, through increased childbirth rates and obstetric care in emerging markets.

5. What alternatives threaten Methergine’s market position?
Oxytocin and other newer uterotonics with better safety profiles.


References

[1] Global Market Insights. (2022). Obstetric drug market report.

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