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Trusted Global Supplier of High-Quality APIs & Formulations

Changzhou Pharmaceutical Factory (CPF) – a leading Chinese manufacturer of Active Pharmaceutical Ingredients and finished dosage forms since 1949. FDA, EU GMP, and PMDA compliant.

About Changzhou Pharmaceutical Factory

Established in 1949 in Changzhou, Jiangsu Province, CZ Pharma (Changzhou Pharmaceutical Factory) has grown into a major manufacturer of Active Pharmaceutical Ingredients (APIs) and finished formulations.

The company covers an area of 300,000m² and employs over 1,450 staff, including more than 300 specialized technicians. CPF is dedicated to producing high-quality cardiovascular, metabolic, and oncology medicines for global markets.

300,000+

Square Meters Facility

1,450+

Employees

Our Commitment to Quality

  • U.S. FDA approved – 9 successful audits
  • EU GMP inspected – 3 successful inspections
  • PMDA (Japan) approved manufacturing sites
  • CEP Certificate for Hydrochlorothiazide
  • Annual output: 3,000+ tons of APIs
  • 8,000+ million tablets annually

Our Product Portfolio

We offer a wide range of high-purity APIs and finished formulations across multiple therapeutic areas including cardiovascular, diabetes, oncology, and CNS disorders.

Semaglutide (CAS: 910463-68-2)

Indication: Type 2 Diabetes, Weight Loss

Innovator: Novo Nordisk | Patent Expiry: Dec. 05, 2031

Peptide API Request Info

Tirzepatide (CAS: 2023788-19-2)

Indication: Type 2 Diabetes, Weight Loss

Innovator: Eli Lilly | Patent Expiry: Jan. 05, 2036

Dual GIP/GLP-1 Request Info

Osimertinib (CAS: 1421373-65-0)

Indication: NSCLC (Non-Small Cell Lung Cancer)

Innovator: AstraZeneca | Patent Expiry: Aug. 8, 2032

Oncology API Request Info

Zanubrutinib (CAS: 1691249-45-2)

Indication: MCL, CLL, SLL, WM

Innovator: BeiGene | Patent Expiry: Apr. 2034

BTK Inhibitor Request Info

Alectinib (CAS: 1256580-46-7)

Indication: NSCLC

Innovator: Roche Pharma AG | Patent Expiry: Jun. 9, 2030

ALK Inhibitor Request Info

Dabrafenib (CAS: 1195765-45-7)

Indication: Melanoma

Innovator: Novartis (GSK R&D) | Patent Expiry: Jul. 20, 2030

BRAF Inhibitor Request Info

Etrasimod (CAS: 1206123-37-6)

Indication: Ulcerative Colitis (UC)

Innovator: Arena (Pfizer) | Patent Expiry: Mar. 05, 2030

S1P Receptor Modulator Request Info

Aprocitentan (CAS: 1103522-45-7)

Indication: Hypertension

Innovator: Idorsia Pharmaceuticals | Patent Expiry: Sep. 21, 2034

Endothelin Receptor Antagonist Request Info

Orforglipron (CAS: 2212020-52-3)

Indication: Type 2 Diabetes

Innovator: Eli Lilly | Patent Expiry: Sep. 26, 2037

Oral GLP-1 Request Info

Suzetrigine (CAS: 2649467-58-1)

Indication: Analgesic

Innovator: Vertex Pharmaceuticals | Patent Expiry: Dec. 4, 2040

NaV1.8 Inhibitor Request Info

Iptacopan (CAS: 1644670-37-0)

Indication: PNH, IgA Nephropathy

Innovator: Novartis | Patent Expiry: Jul. 14, 2034

Factor B Inhibitor Request Info

Oteseconazole (CAS: 1340593-59-0)

Indication: Recurrent Vulvovaginal Candidiasis

Innovator: Mycovia Pharmaceuticals | Patent Expiry: Apr. 22, 2031

Antifungal Request Info

Why Choose CZ Pharma?

We combine decades of manufacturing excellence with cutting-edge R&D and global regulatory compliance.

Global Regulatory Compliance

Approved by U.S. FDA (9 audits), EU GMP (3 inspections), PMDA (Japan), and CEP certified. Our facilities meet the highest international standards.

Advanced R&D Capabilities

Over 300 specialized technicians and state-of-the-art research facilities enable rapid development and scale-up of complex APIs and formulations.

Large-Scale Manufacturing

300,000m² facility with annual capacity of 3,000+ tons of APIs and 8,000+ million tablets. Reliable supply for global partners.

Our Milestones

1949

Changzhou Pharmaceutical Factory (CPF) is established in Changzhou City, Jiangsu Province, China.

1984

Our API, Hydrochlorothiazide, receives approval from the U.S. FDA – a major milestone in international compliance.

2006

Received CEP (Certificate of Suitability) for Hydrochlorothiazide from the European Directorate for the Quality of Medicines.

2013

Successfully passed 9 U.S. FDA audits and 3 EU GMP inspections – demonstrating consistent quality and compliance.

2015

Changzhou Pharma and Nantong Chanyoo approved by U.S. FDA. Changzhou Wuxin approved under Chinese GMP.

2019

Changzhou Pharma and Nantong Chanyoo successfully pass routine FDA inspections – reaffirming our commitment to quality.

Frequently Asked Questions

Yes. Changzhou Pharmaceutical Factory has been approved by the U.S. FDA and has successfully passed 9 FDA audits. Our facilities meet current Good Manufacturing Practice (cGMP) standards.
We specialize in Active Pharmaceutical Ingredients (APIs) and finished formulations. Our portfolio includes cardiovascular drugs, diabetes treatments, oncology APIs, CNS medicines, and antibiotics. We produce over 30 kinds of APIs and 120 types of finished dosage forms annually.
Yes. Our facilities have passed EU GMP inspections three times. We are committed to meeting the highest quality standards required for the European market.
Yes. You can request product samples, pricing, and technical documentation directly through our official website.
Our facility spans 300,000 square meters. We produce over 3,000 tons of APIs and more than 8,000 million tablets annually, ensuring reliable supply for global partners.

Get in Touch

We're ready to support your pharmaceutical sourcing needs with high-quality APIs and formulations.

Address: No. 518 Laodong East Road, Changzhou, Jiangsu, China

Phone: +86 519 88821493

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