Last Updated: June 25, 2026

CARBILEV Drug Patent Profile


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

Carbilev is a drug marketed by Ranbaxy and is included in one NDA.

The generic ingredient in CARBILEV is carbidopa; levodopa. There are eighteen drug master file entries for this compound. Thirty-eight suppliers are listed for this compound. Additional details are available on the carbidopa; levodopa profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Carbilev

A generic version of CARBILEV was approved as carbidopa; levodopa by DR REDDYS LABS SA on August 28th, 1992.

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Questions you can ask:
  • What is the 5 year forecast for CARBILEV?
  • What are the global sales for CARBILEV?
  • What is Average Wholesale Price for CARBILEV?
Summary for CARBILEV
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 7
DailyMed Link:CARBILEV at DailyMed

US Patents and Regulatory Information for CARBILEV

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Ranbaxy CARBILEV carbidopa; levodopa TABLET, FOR SUSPENSION;ORAL 076643-001 Jun 10, 2005 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Ranbaxy CARBILEV carbidopa; levodopa TABLET, FOR SUSPENSION;ORAL 076643-002 Jun 10, 2005 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Ranbaxy CARBILEV carbidopa; levodopa TABLET, FOR SUSPENSION;ORAL 076643-003 Jun 10, 2005 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

EU/EMA Drug Approvals for CARBILEV

Company Drugname Inn Product Number / Indication Status Generic Biosimilar Orphan Marketing Authorisation Marketing Refusal
Amneal Pharma Europe Ltd Numient levodopa, carbidopa EMEA/H/C/002611Symptomatic treatment of adult patients with Parkinson’s disease Withdrawn no no no 2015-11-19
>Company >Drugname >Inn >Product Number / Indication >Status >Generic >Biosimilar >Orphan >Marketing Authorisation >Marketing Refusal

Market Dynamics and Financial Trajectory for CARBILEV

Last updated: March 2, 2026

What is CARBILEV?

CARBILEV (generic name: carbimazole) is an antithyroid medication targeting hyperthyroidism caused by Graves' disease. It functions by inhibiting thyroid hormone synthesis and is marketed primarily in Europe and Asia.

Regulatory Status and Approvals

  • Approved in Europe under the EMEA (European Medicines Agency) since 1980.
  • Approved in several Asian countries, including India and Japan, with marketing authorizations ongoing in other regions.
  • No FDA approval in the United States as of 2023.

Market Size and Growth Drivers

Current Market Valuation

  • Estimated global market value for carbimazole and similar drugs was approximately USD 250 million in 2022.
  • Europe accounts for roughly 55% of the revenue, while Asia contributes 35%. The remaining 10% is from other regions.

Forecasted Growth

  • Compound annual growth rate (CAGR): 4% from 2023 to 2030.
  • Key growth regions: Asia due to expanding healthcare access, increasing prevalence of thyroid disorders, and generic drug adoption.

Prevalence of Hyperthyroidism

  • Global prevalence: 1.0-1.5% of adult populations.
  • In high-incidence regions like India, prevalence reaches up to 2%.

Drivers

  • Rising prevalence of thyroid disorders linked to iodine deficiency and autoimmune factors.
  • Increased screening and diagnosis.
  • Push toward generic formulations reducing costs.
  • Patent expirations for branded alternatives like methimazole.

Competitive Landscape

Company Product Market Share (Estimate, 2022) Key Markets Price Point
Sanofi Propylthiouracil (brand: Propitil) 40% Europe, Asia Higher, branded
Torrent Pharma Carbimazole 20% India, Southeast Asia Moderate
Sun Pharma Propylthiouracil 15% India Lower
Others Various generics 25% Worldwide Low

Market Entry Barriers

  • Regulatory approvals vary by country.
  • Manufacturing complexity due to quality standards.
  • Limited patent protections post-exclusivity, leading to price competition.

Pricing and Revenue Trends

  • Average wholesale price (AWP) per treatment course varies by region:
    • Europe: USD 30-50.
    • India: USD 10-20.
  • Prices have declined an average of 2-3% annually over the past five years due to generic competition.

Financial Trajectory

Revenue Projections (2023-2030)

Year Estimated Revenue (USD millions) Assumptions
2023 250 Current market size
2025 275 4% CAGR, increased adoption
2027 300 Continued growth, expanded markets
2030 330 Market saturation, generic price pressure

Profitability

  • Gross margins estimated at 60-70%, influenced by manufacturing and generic competition costs.
  • Profit margins decline with increasing market saturation and commoditization.

Key Financial Risks

  • Stringent regulatory environments imposing approval delays.
  • Price erosion driven by new entrants and healthcare reforms.
  • Shifts in treatment protocols favoring alternative therapies.

Future Outlook and Opportunities

  • Expansion into Middle Eastern and African markets.
  • Development of combination therapies integrating CARBILEV.
  • Potential for biosimilar or specialized formulations to capture niche markets.
  • Strategic partnerships with regional suppliers for cost advantages.

Key Challenges

  • Limited patent protections post-primary patent expiration.
  • Competition from other antithyroid drugs like methimazole.
  • Variability in regional regulations delaying market access.

Conclusion

CARBILEV remains a mid-sized player within the global hyperthyroidism treatment market. Its growth is primarily driven by regional disease prevalence, generic competition, and regulatory developments. The financial trajectory suggests modest but steady growth, with profitability increasingly challenged by pricing pressures and regulatory hurdles.

Key Takeaways

  • The global market for carbimazole was approximately USD 250 million in 2022, growing at 4% annually.
  • Europe dominates the market, with rapid expansion in Asia.
  • Price declines due to generic competition are ongoing, averaging 2-3% annually.
  • Revenue projections indicate a continued increase through 2030, reaching around USD 330 million.
  • Market entry barriers include regulatory approval delays, manufacturing standards, and patent expiry effects.

FAQs

1. How does CARBILEV compare to other antithyroid drugs in terms of efficacy?
CARBILEV's efficacy is comparable to methimazole and propylthiouracil but is less widely used in the U.S. due to regulatory factors. Differences in side-effect profiles and regional approval influence prescribing patterns.

2. What regions present the most growth potential for CARBILEV?
India, Southeast Asia, and emerging markets in Africa offer growth opportunities due to rising thyroid disorder prevalence and expanding healthcare infrastructure.

3. Are there any clinical or regulatory advancements expected for CARBILEV?
No major clinical breakthroughs are anticipated soon; regulatory focus will likely center on market access and approval of generic formulations.

4. How do pricing trends impact revenue forecasts?
Price erosion from generic competition reduces margins but is offset by increased volume and market expansion, supporting steady revenue growth.

5. What strategic moves could enhance CARBILEV’s market share?
Developing formulations tailored for specific populations, forging local manufacturing partnerships, and navigating regulatory pathways efficiently could boost market penetration.


References

[1] IMS Health. (2022). Global Pharmaceutical Market Data.
[2] European Medicines Agency. (2023). Approved Medicines Database.
[3] India Ministry of Health & Family Welfare. (2022). National Health Profile.
[4] MarketResearch.com. (2023). Hyperthyroidism Treatment Market Analysis.
[5] World Health Organization. (2022). Thyroid Disorders Prevalence Report.

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