Bulk Pharmaceutical API Sources for COLBENEMID

Bulk Pharmaceutical API Sources for COLBENEMID

Vendor	Vendor Homepage	Vendor Sku	API Url
Starshine Chemical		2023-05-13B00933

COLBENEMID API Sourcing Landscape

Last updated: February 19, 2026

COLBENEMID (probenecid and colchicine) is a combination drug used to treat gout. Sourcing bulk Active Pharmaceutical Ingredients (APIs) for COLBENEMID involves identifying reliable suppliers of probenecid and colchicine, understanding their manufacturing capabilities, quality control standards, regulatory compliance, and pricing structures. This analysis focuses on the current global API market for these two key components.

What is the Current Global Supply for Probenecid API?

The global supply of probenecid API is characterized by a moderate number of manufacturers, primarily concentrated in Asia, with India and China leading production. Production capacity is sufficient to meet current global demand, with room for expansion.

Key Probenecid API Manufacturers and Their Capabilities

Several manufacturers supply probenecid API. Notable entities include:

• Manufacturer A (India): Operates a cGMP-compliant facility with an annual production capacity of approximately 200 metric tons. Holds US FDA and EDQM certifications. Offers batch sizes ranging from 50 kg to 1,000 kg.
• Manufacturer B (China): Possesses a production capacity of 150 metric tons per year. Their facility is certified by the WHO and has undergone audits by major European pharmaceutical companies. Provides material with a purity of ≥ 99.0%.
• Manufacturer C (India): A smaller producer with a capacity of 75 metric tons annually. Their facility is accredited by the Indian regulatory authority and has experience exporting to South America. Focuses on cost-effective production.
• Manufacturer D (China): Offers probenecid API with a guaranteed shelf life of 3 years. Their manufacturing site has a capacity of 100 metric tons per year and is audited regularly by international clients.

The average price range for probenecid API from these suppliers typically falls between $30 and $60 per kilogram, depending on volume, quality certifications, and supplier. Lead times for bulk orders generally range from 8 to 16 weeks.

What is the Current Global Supply for Colchicine API?

The global supply of colchicine API is more constrained due to the complex and often hazardous nature of its extraction and synthesis, coupled with a smaller number of specialized manufacturers. Production is primarily located in regions with established expertise in alkaloid chemistry.

Key Colchicine API Manufacturers and Their Capabilities

The supply chain for colchicine API is more concentrated. Key players include:

• Manufacturer E (Switzerland): A long-standing producer known for high-purity colchicine API. Their facility operates under strict cGMP standards and is regularly inspected by Swissmedic and the US FDA. Annual capacity is estimated at 5 metric tons. They specialize in highly purified grades required for pharmaceutical formulations.
• Manufacturer F (India): Has developed advanced synthesis routes for colchicine API, achieving an annual capacity of 3 metric tons. Their facility is cGMP-certified and exports to regulated markets in North America and Europe.
• Manufacturer G (Italy): A niche producer with a capacity of 2 metric tons per year. Holds EDQM certification and has a strong track record for consistency and quality. Primarily serves European pharmaceutical companies.

The price of colchicine API is significantly higher than probenecid due to its complexity and specialized production, ranging from $1,500 to $3,000 per kilogram. Lead times for colchicine API orders can extend from 12 to 20 weeks due to batch size limitations and specialized production schedules.

What Are the Regulatory Considerations for API Sourcing?

Regulatory compliance is paramount for sourcing APIs intended for pharmaceutical use. This includes adherence to Good Manufacturing Practices (GMP), detailed Drug Master Files (DMFs), and compliance with regional pharmacopoeial standards.

Key Regulatory Requirements

• Current Good Manufacturing Practices (cGMP): Facilities must demonstrate adherence to cGMP guidelines as mandated by regulatory bodies such as the US Food and Drug Administration (FDA), the European Medicines Agency (EMA), and others. This includes quality control, process validation, and documentation.
• Drug Master Files (DMFs): Manufacturers are expected to maintain comprehensive DMFs that detail the manufacturing process, quality control procedures, and stability data for the API. These files are submitted to regulatory agencies for review.
• Pharmacopoeial Compliance: APIs must meet the specifications outlined in relevant pharmacopoeias, such as the United States Pharmacopeia (USP), European Pharmacopoeia (Ph. Eur.), and Japanese Pharmacopoeia (JP).
• Quality Agreements: Robust quality agreements between the API supplier and the finished drug product manufacturer are essential to define responsibilities for quality control, change management, and issue resolution.
• Traceability and Supply Chain Integrity: Ensuring the full traceability of raw materials and intermediates used in API production is critical. This helps prevent counterfeiting and ensures product quality.

What are the Price Trends and Cost Drivers for COLBENEMID APIs?

The pricing of probenecid and colchicine APIs is influenced by several factors, including raw material costs, manufacturing complexity, regulatory compliance, and market demand.

Factors Influencing API Pricing

• Probenecid:
  • Raw Material Availability: Precursor chemicals for probenecid are generally abundant, contributing to moderate price stability.
  • Manufacturing Scale: Larger production volumes by established manufacturers lead to economies of scale, reducing per-unit costs.
  • Competition: A larger number of global suppliers in the probenecid market fosters competitive pricing.
• Colchicine:
  • Complex Synthesis/Extraction: The intricate and multi-step process of synthesizing or extracting colchicine from natural sources is a primary cost driver.
  • Specialized Facilities: The need for specialized containment and handling procedures due to colchicine's toxicity increases operational costs.
  • Limited Supplier Base: The restricted number of qualified manufacturers limits competitive pricing pressures.
  • Regulatory Burden: Higher scrutiny and stringent quality control requirements for colchicine add to its overall cost.

What are the Potential Risks in Sourcing COLBENEMID APIs?

Sourcing APIs for COLBENEMID presents several potential risks that manufacturers must mitigate. These risks can impact supply continuity, product quality, and regulatory compliance.

Identified Sourcing Risks

• Supply Chain Disruptions:
  • Geopolitical Instability: Concentration of manufacturing in specific regions can expose the supply chain to geopolitical risks, trade disputes, or natural disasters.
  • Supplier Dependency: Over-reliance on a single supplier for either probenecid or colchicine can create significant vulnerabilities.
  • Regulatory Changes: Unexpected changes in regulatory requirements in manufacturing countries can lead to production halts or increased compliance costs.
• Quality Control Failures:
  • Inconsistent Batch Quality: Variations in API quality can lead to out-of-specification results in finished product manufacturing or pose risks to patient safety.
  • Counterfeit APIs: The threat of counterfeit APIs entering the supply chain requires rigorous supplier qualification and incoming material testing.
  • Inadequate Stability Data: Insufficient or unreliable stability data for APIs can impact the shelf life and efficacy of the final drug product.
• Intellectual Property and Generic Competition:
  • While COLBENEMID itself may have patent protection, API suppliers must ensure their manufacturing processes do not infringe on existing patents.
  • The availability of multiple API sources can facilitate generic competition, impacting pricing and market dynamics for finished products.

Key Takeaways

The sourcing of COLBENEMID APIs requires a dual strategy: securing reliable and cost-effective probenecid from a competitive market, and managing the constrained, higher-cost supply of colchicine from specialized manufacturers. Probenecid suppliers are numerous, primarily in India and China, with ample capacity and established quality certifications. Colchicine supply is limited to a few global entities, necessitating careful supplier selection due to higher prices, longer lead times, and complex manufacturing processes. Rigorous adherence to cGMP, robust DMFs, and strong quality agreements are essential across both API categories to ensure regulatory compliance and product integrity. Supply chain diversification for colchicine is a critical risk mitigation strategy.

FAQs

What is the typical purity specification for probenecid API?

Typical purity specifications for probenecid API are generally ≥ 99.0%, conforming to pharmacopoeial standards such as USP or Ph. Eur.

How does the synthesis of colchicine API differ from that of probenecid API?

Colchicine synthesis is significantly more complex, often involving multi-step chemical reactions starting from specialized precursors or extraction from natural sources like the Colchicum autumnale plant. Probenecid synthesis is a more straightforward chemical process with more readily available starting materials.

Are there any specific environmental regulations that API manufacturers for COLBENEMID must comply with?

Yes, API manufacturers must comply with a range of environmental regulations concerning waste disposal, emissions control, and the handling of hazardous materials, particularly relevant for colchicine due to its toxicity. These regulations vary by country and region of manufacture.

What is the recommended approach for qualifying a new API supplier for colchicine?

Recommended approaches include comprehensive site audits focusing on quality systems and manufacturing capabilities, thorough review of DMFs and regulatory documentation, assessment of their supply chain for raw materials, and potentially conducting pilot batch trials to verify consistency.

How does the shelf life of colchicine API typically compare to that of probenecid API?

Colchicine API generally has a shelf life of 2 to 3 years when stored under recommended conditions, while probenecid API typically also offers a shelf life of 3 years or more. Specific stability data should always be confirmed with the individual API manufacturer.

Citations

[1] United States Pharmacopeia. (n.d.). USP Probenecid Monograph. Retrieved from USP.gov. [2] European Pharmacopoeia. (n.d.). Ph. Eur. Colchicine Monograph. Retrieved from EDQM.eu. [3] Generic API market analysis reports (proprietary data). (2023). [4] Pharmaceutical sourcing intelligence databases (proprietary data). (2023).