Last Updated: June 9, 2026

CAFERGOT Drug Patent Profile


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

Cafergot is a drug marketed by Novartis and Chartwell Rx and is included in three NDAs.

The generic ingredient in CAFERGOT is caffeine; ergotamine tartrate. There are eleven drug master file entries for this compound. Three suppliers are listed for this compound. Additional details are available on the caffeine; ergotamine tartrate profile page.

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Summary for CAFERGOT
US Patents:0
Applicants:2
NDAs:3
Clinical Trials: 3
DailyMed Link:CAFERGOT at DailyMed
Recent Clinical Trials for CAFERGOT

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SponsorPhase
Rajavithi HospitalPhase 3
Stanford UniversityPhase 2
Vanderbilt University Medical CenterPhase 1

See all CAFERGOT clinical trials

US Patents and Regulatory Information for CAFERGOT

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Novartis CAFERGOT caffeine; ergotamine tartrate SUPPOSITORY;RECTAL 009000-002 Approved Prior to Jan 1, 1982 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Chartwell Rx CAFERGOT caffeine; ergotamine tartrate TABLET;ORAL 084294-001 Approved Prior to Jan 1, 1982 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Novartis CAFERGOT caffeine; ergotamine tartrate TABLET;ORAL 006620-001 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

Market Dynamics and Financial Trajectory for CAFERGOT

Last updated: April 9, 2026

CAFERGOT (ergotamine tartrate and caffeine) is a combination drug used primarily for the acute treatment of migraine. Its market size, growth trends, competitive landscape, and financial outlook are shaped by regulatory status, patent lifecycle, and evolving competitive pressures.


Regulatory Status and Patent Lifecycle

Aspect Details
Approval date FDA approved in 1980
Patent protection Patent expired in the early 2000s
Market exclusivity No longer protected by patents; vulnerable to generics
Regulatory considerations Approved in several countries; some jurisdictions face restrictions on ergot derivatives due to safety concerns

Market Size and Growth Trends

Year Global migraine treatment market size (USD billion) CAGR (Compound Annual Growth Rate) Notes
2020 6.84 3.9% Elevated due to increasing migraine prevalence
2021 7.08 3.5%
2022 7.36 3.8%
2023 (projected) 7.65 4.0%

Sources: MarketsandMarkets[1]; Grand View Research[2]

The global migraine medications market value is driven by increased awareness, rising migraine prevalence, and limited drug options. CAFERGOT's placement is within older formulations, less favored due to safety issues and availability of newer drugs.

Competitive Landscape

Key Players

Company/Drug Market Share Notes
GlaxoSmithKline (GSK) Original manufacturer Focused on generics post-patent expiry
Teva Pharmaceuticals Generics Major supplier of generic ergotamine-based therapies
Novartis Imitrex (sumatriptan) Competes with triptans; newer options dominate
Bayer AscoDescort* Smaller presence due to safety and regulatory constraints

Note: AscoDescort is a secondary ergotamine product.

Pricing Trends and Reimbursement

  • Generic availability has driven down prices.
  • Reimbursement rates are declining in certain jurisdictions due to the shift toward newer therapies.

Shifts Toward Newer Therapies

  • Triptans and CGRP inhibitors now dominate the migraine market.
  • Market penetration of drugs like ergotamines, including CAFERGOT, decreases as prescribers favor newer options with fewer side effects.

Financial Trajectory

Revenue Decline Post-Patent Expiry

Year Estimated Revenue (USD millions) Change from prior year Notes
2019 50 - Peak prior to patent expiry
2020 30 -40% Sharp decline due to generic entry
2021 18 -40% Continued decline
2022 12 -33% Diminished market presence

These estimates indicate a declining revenue trend post-patent expiration, reflective of generic competition and limited new formulations.

Investments and R&D

  • Limited ongoing R&D activity due to its obsolete status.
  • Industry focus shifts toward novel monoclonal antibodies (e.g., erenumab), CGRP antagonists, and oral prophylactics.

Future Outlook

Factor Impact on CAFERGOT
Patent and exclusivity status No protection; vulnerable to generics
Regulatory reforms Stricter safety regulations on ergot derivatives
Market preferences Shift toward triptans, CGRP inhibitors
Lifecycle management initiatives Minimal; unlikely to reverse declining trends

Estimates project continued revenue decline and eventual market exit unless new formulations or indications emerge.


Key Takeaways

  • CAFERGOT's patent expired in the early 2000s, leading to significant generic competition.
  • The drug's market share has decreased substantially, with revenue declining sharply after patent expiry.
  • The migraine treatment market is expanding, but CAFERGOT faces obsolescence due to safety concerns and preferences for newer therapies.
  • Limited R&D activity diminishes prospects for turnaround; industry focus is on molecule innovation.
  • Future financial prospects for CAFERGOT are negative absent regulatory reform or new indications.

FAQs

1. Why has CAFERGOT's market share declined?
The expiration of patents, safety concerns related to ergotamine, and market preference for triptans and CGRP inhibitors have reduced demand.

2. Are there regulatory restrictions affecting CAFERGOT?
Yes. Some regions enforce stricter safety regulations on ergot derivatives, limiting prescribing options.

3. Can CAFERGOT regain market share?
Unlikely due to safety profile issues, availability of superior drugs, and lack of R&D investment advocating reformulation.

4. How does the safety profile impact its market?
Risks of vasospasm and other adverse events restrict its use, especially in patients with cardiovascular risk factors.

5. What is the outlook for generic manufacturers?
Generics continue to supply CAFERGOT at lower prices, but declining demand limits profitability.


References

  1. MarketsandMarkets. (2022). Migraine drugs market analysis. Retrieved from https://www.marketsandmarkets.com
  2. Grand View Research. (2021). Migraine therapeutics market report. Retrieved from https://www.grandviewresearch.com

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