Bulk Pharmaceutical API Sources for FARESTON

Bulk Pharmaceutical API Sources for FARESTON

Vendor	Vendor Homepage	Vendor Sku	API Url
Hangzhou APIChem Technology		AC-1985
Amadis Chemical		A843307
AKos Consulting & Solutions		AKOS015888270
TCI (Tokyo Chemical Industry)		T2832
MedChemexpress MCE		HY-B0005
AbaChemScene		CS-1272

Bulk API Sources for FARESTON (Toremifene Citrate)

Last updated: February 20, 2026

Summary:
FARESTON (toremifene citrate) is an selective estrogen receptor modulator (SERM) used primarily for breast cancer treatment. The active pharmaceutical ingredient (API), toremifene citrate, is sourced globally. Supplier diversity depends on manufacturing capacity, regulatory compliance, and supply chain security. Leading sources include production facilities in China, India, and Europe. Major pharmaceutical contract manufacturing organizations (CMOs) and bulk API suppliers provide commercial quantities for generic and branded formulations.

Who Are the Major Suppliers of Toremifene Citrate API?

Key Global API Producers

Supplier Country	Company Examples	Production Capacity	Regulatory Certifications	Notes
China	Zhejiang Hisun Pharmaceuticals, Zhejiang Kanghui Pharmaceutical	Estimated in the hundreds of kilograms per batch	GMP, ISO 9001, ISO 14001	Large manufacturing footprint; export to global markets
India	Aurobindo Pharma, Sun Pharma, Dr. Reddy's Laboratories	Several hundred kilograms per batch	GMP, FDA approved facilities	Cost-effective production; high-quality standards
Europe	Evonik Industries (Germany), Synthetica Organics (UK)	Niche production, limited volumes	GMP, cGMP, Regulatory approvals	Usually for specialized or controlled markets

Sources and Supply Chain Trends

• Chinese API manufacturers dominate due to scale and cost advantages; API exports are routed through Hong Kong or directly to global markets.
• Indian API producers supply large quantities, meeting both domestic and export demands.
• European suppliers focus on regulatory compliance and higher purity standards, catering to regulated markets like Europe and the US.

Quality and Regulatory Status

Most API suppliers adhere to Good Manufacturing Practice (GMP) standards. For US markets, suppliers must register with the FDA or hold an active ANDA or DMF. European suppliers comply with EMA standards. Chinese and Indian companies increasingly obtain international certifications but may face scrutiny depending on the market.

API Cost and Pricing Dynamics

Parameter	Typical Range	Notes
Cost per kilogram	$10,000 – $20,000	Variability due to source, purity, batch size, and certifications
Lead time	8-12 weeks	Depends on production scheduling and shipment logistics
Quality premiums	10-20%	Higher for API with advanced purity or specialized formulations

Contract Manufacturing & Bulk API Purchasing

Major CMOs and trading companies source API for third-party development or generic licensing. Key players include:

• WuXi AppTec
• Samsung Biologics
• Hangzhou Pharma & Chemical Co.

These organizations offer API synthesis, quality validation, and supply chain management for large-volume procurement.

Accessing API Supplies

• Direct procurement: Establish relationships with manufacturers registered with regulatory authorities.
• Distributors: Use licensed API trading firms specializing in regulated commodity chemicals.
• Partnerships: Collaborate with CMOs completing synthesis according to client specifications, especially for pharmaceutical-grade batches.

Supply Chain Risks

• Regulatory changes can affect availability, especially if markets tighten oversight of Chinese and Indian API sources.
• Manufacturing disruptions, such as geopolitical tensions or COVID-19 impacts, can induce delays.
• Price volatility due to raw material costs and geopolitical factors.

Summary Table: Key API Source Snapshot

Aspect	Details
Leading countries	China, India, Europe
Major companies	Zhejiang Hisun, Aurobindo Pharma, Evonik
Certification	GMP, ISO 9001, FDA, EMA standards
Cost per kg	$10,000 – $20,000
Lead time	8-12 weeks
Quality focus	Purity, regulatory compliance

Key Takeaways

• China, India, and Europe dominate API sources for toremifene citrate.
• Cost and regulatory standards influence supplier selection.
• GMP compliance and international certifications are critical for market approval.
• Supply chain risks warrant diversified sourcing and strategic inventory planning.
• API procurement requires careful validation and supplier qualification for quality assurance.

FAQs

1. What are the primary manufacturing countries for toremifene citrate API?
China, India, and Europe are the main sources, with China and India providing the majority of bulk supply due to scale and cost advantages.

2. How do API quality standards impact sourcing options?
Suppliers must meet GMP, ISO, and country-specific regulatory standards. Higher-quality, certified APIs attract premium pricing but ensure regulatory compliance.

3. What is the typical cost of bulk API per kilogram?
Between $10,000 and $20,000, depending on purity, volume, and certification.

4. Which regulatory certifications are necessary for API used in marketed drugs?
GMP compliance, with additional certifications like FDA DMF or EU CEP often required for approval.

5. What are the main risks in sourcing API globally?
Regulatory changes, manufacturing disruptions, geopolitical tensions, and raw material price fluctuations.

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References

1. U.S. Food and Drug Administration. (2022). Drug Master Files for Active Pharmaceutical Ingredients. https://www.fda.gov/drugs/drug-master-files-dmfs
2. European Medicines Agency. (2022). Quality of Active Substances. https://www.ema.europa.eu/en/human-regulatory/research-development/chemical-pharmaceutical-quality/active-substances
3. Industry reports and company websites (e.g., Zhejiang Hisun, Aurobindo Pharma).