Bulk Pharmaceutical API Sources for JANUMET

Bulk Pharmaceutical API Sources for JANUMET

Vendor	Vendor Homepage	Vendor Sku	API Url
MolCore BioPharmatech		MC501576
THE BioTek		bt-275103
Smolecule		S535077
001Chemical		DY501576

Bulk Active Pharmaceutical Ingredient (API) Sources for JANUMET

Last updated: February 20, 2026

What are the primary API components in JANUMET?

JANUMET combines metformin hydrochloride and sitagliptin phosphate to treat type 2 diabetes.

API Component	CAS Number	Molecular Formula	Strength per Tablet
Metformin Hydrochloride	1115-70-4	C4H11ClN4 · HCl	500 mg
Sitagliptin Phosphate	486460-32-6	C17H14F6N2O2P	100 mg

API Manufacturing Sources

Metformin Hydrochloride

• Major Producers Globally:

  • China: Hikal Ltd., Zhejiang Huahai Pharmaceutical, Zhejiang Hisun Pharmaceutical
  • India: Hetero Drugs, Cadila Healthcare, Lupin Ltd.
  • Europe: Teva, Sanofi-Aventis, Mylan

• Manufacturing Process:

  • Usually synthesized via methylation of guanidine derivatives.
  • Raw materials predominantly sourced domestically within producing countries.

• Regulatory Oversight:

  • Good Manufacturing Practices (GMP) compliance required by authorities like the US FDA, EMA, and PMDA.
  • Quality specifications include purity >99%, low metal impurities (<10 ppm).

Sitagliptin Phosphate

• Major Producers Globally:

  • United States: Merck (original patent holder), Teva Pharmaceuticals
  • China: Zhejiang Tianyuan Pharmaceutical, Zhejiang Hisun Pharmaceutical
  • India: Biocon, Dr. Reddy's Laboratories

• Manufacturing Process:

  • Synthesized through multi-step chemical processes involving chiral intermediates.
  • Synthesis complexity contributes to manufacturing costs and supplier differentiation.

• Regulatory Oversight:

  • Must meet strict specifications for chemical purity, residual solvents, and stereochemical purity.
  • Consistent batch-to-batch quality validated by rigorous testing.

Supply Chain Dynamics

• Global Distribution:

  • APIs sourced from China, India, and the United States dominate the global market.
  • Manufacturing locations are often geographically dispersed to mitigate risks and meet regional demand.

• Market Concentration:

  • The top 10 API suppliers account for approximately 70% of global demand.
  • Chinese suppliers supply an estimated 35-40% of global metformin API.

• Pricing Trends:

  • API prices fluctuate based on raw material costs, manufacturing scale, and regulatory costs.
  • Metformin API price index (per kg): ranged from $8 to $25 in 2022.
  • Sitagliptin API price index (per kg): ranged from $200 to $350 in 2022.

Regulatory Considerations in API Sourcing

• GMP Compliance:

  • Essential for suppliers to hold certifications from US FDA, EMA, or other major authorities.
  • Non-compliance can lead to supply disruptions or batch rejections.

• Inspection and Qualification:

  • Pharmaceutical companies perform audits before approving API suppliers.
  • Manufacturing sites require detailed documentation on process controls.

• Country-Specific Restrictions:

  • Some countries impose import restrictions or tariffs on APIs from certain regions, impacting supply chain viability.

Due Diligence and Contractual Strategies

• Quality Assurance:

  • Require batch records, analytical reports, and validation documentation.
  • Establish testing protocols for incoming API batches.

• Supply Agreements:

  • Incorporate clauses for quality, delivery timelines, and contingency protocols.
  • Diversify suppliers to reduce dependency on single-source origin points.

• Risk Management:

  • Maintain safety stock and qualify secondary suppliers.
  • Monitor geopolitical developments influencing API production.

Summary

The majority of JANUMET's APIs originate from China and India, with several established global manufacturing leaders. Suppliers must comply with stringent quality standards, and sourcing strategies include diversification, rigorous quality assurance, and regulatory compliance.

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Key Takeaways

• Major APIs for JANUMET are metformin hydrochloride and sitagliptin phosphate, obtained predominantly from Chinese, Indian, and US manufacturers.
• API quality depends on GMP compliance, purity, and consistency, validated through audits and specifications.
• Supply chain risks include geopolitical factors, regulatory restrictions, and raw material availability.
• Price indices reveal a significant cost disparity, with metformin API being more affordable than sitagliptin.
• Pharmaceutical companies must implement comprehensive vendor qualification and risk management processes.

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FAQs

1. Are there alternative sources for JANUMET APIs?
Yes, alternative sources include manufacturers in Europe and South Korea, though they represent a smaller market share.

2. How do API quality standards impact manufacturing costs?
Higher quality standards increase costs due to enhanced testing, validation, and regulatory compliance requirements.

3. What factors influence API pricing fluctuations?
Raw material costs, manufacturing scale, regulatory changes, and geopolitical stability impact pricing.

4. Can API sourcing shifts impact JANUMET production?
Yes, disruptions at key suppliers can delay production and affect supply availability.

5. How do regulatory agencies oversee API manufacturing?
Agencies like the US FDA and EMA conduct audits, require documentation, and enforce GMP compliance to ensure quality.

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References

1. U.S. Food and Drug Administration. (2022). API drug master files and regulations.
2. European Medicines Agency. (2022). Guidelines on Good Manufacturing Practices.
3. MarketWatch. (2022). API price indices overview.
4. IQVIA Institute. (2022). Global API manufacturing trends.
5. Merck & Co., Inc. (2020). Sitagliptin API manufacturing profile.