Established in 1970, Zhejiang Haizhou Pharmaceutical Co., Ltd., is a leading pharmaceutical company focusing on specialized pharmaceuticals and fine chemicals.
Through its three product segments - Guaiacol derivatives, Epichlorohydrin derivatives and Iodine contrast media - Haizhou Pharm offers a portfolio of products and services globally, including Active Pharmaceutical Ingredients (API), Intermediates, fine chemicals and Customs manufacturing service.
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RanolazineRanolazine, sold under the brand name Ranexa among others, is a medication used to treat heart related chest pain. Typically it is used together with other medications when those are insufficient.read more
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RanolazineAPI:Ranolazine CAS NO:95635-55-5 Therapeutic Category:Antianginal medication Availability:Under developmentread more
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Rosuvastatin CalciumAPI:Rosuvastatin Calcium CAS NO:147098-20-2 Therapeutic Category:Cadiovascular drug Availability:Under developmentread more
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EnzalutamideAPI:Enzalutamide CAS NO:915087-33-1 Therapeutic Category:Anti-cancer Availability:Under developmentread more
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Flurbiprofen AxetilAPI:Pyrazinamide CAS NO:98-96-4 Therapeutic Category:Tuberculosis Specification:USP latest DMF:TPA* Certification:GMP Availability:By campaignread more
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CanagliflozinAPI:Canagliflozin CAS NO:842133-18-0 Therapeutic Category:Diabetes Availability:Under developmentread more
Why Choose Us
Complete Product Qualifications
Haizhou Pharm has obtained certifications for ISO 9001, ISO 14001, and OHSAS 18001. The ISO and OHSAS management philosophy is deeply integrated into every stage of the company’s operations.
Quality Control
The API production at Haizhou Pharm complies with the cGMP standard and has been officially approved by regulatory authorities such as the National Medical Products Administration (NMPA, formerly China FDA), the U.S. Food and Drug Administration (US-FDA), and the European Directorate for the Quality of Medicines & HealthCare (EDQM).
A Global Supply Chain
The company exports its products to numerous countries and regions worldwide, having established a comprehensive sales network and customer service system.
Parameter
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Formula |
C22H26ClN7O2S |
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Storage |
Store at -20°C |
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Purity |
≥98% (HPLC) |
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CAS Number |
302962-49-8 |
Types Of API
The API produced by our company mainly include the following types:
Dasatinib
Dasatinib is used to treat Philadelphia chromosome positive chronic myeloid leukemia (Ph+ CML) in adults and children. It is also used to treat Ph+ CML and Philadelphia chromosome positive acute lymphoblastic leukemia (Ph+ ALL) in adults after other medicines (eg, imatinib) or treatments did not work well.
Ranolazine
Ranolazine is a medication that treats chronic chest pain. It doesn’t treat sudden episodes of chest pain. This medication comes in tablet form. You can take this medication by mouth with a glass of water as directed.
Rosuvastatin Calcium
Rosuvastatin calcium blocks an enzyme that helps make cholesterol in the body and it helps break down cholesterol. It also may cause cancer cells to die and may inhibit the growth of blood vessels that cancer cells need to grow. It is a type of HMG-CoA reductase inhibitor and a type of statin.
Afatinib
Afatinib, sold under the brand name Gilotrif among others, is a medication which is used to treat non-small cell lung carcinoma. It belongs to the tyrosine kinase inhibitor family of medications. It is taken by mouth.
Enzalutamide
Enzalutamide, sold under the brand name Xtandi, is a nonsteroidal antiandrogen medication which is used in the treatment of prostate cancer.
Flurbiprofen Axetil
Flurbiprofen axetil is a non-steroidal anti-inflammatory drug (NSAID) that is used to manage pain and inflammation. It works by inhibiting cyclooxygenase (COX) enzymes, which are involved in the production of prostaglandins, chemicals that contribute to inflammation.
Canagliflozin
Canagliflozin is a medication that treats type 2 diabetes. It helps your kidneys remove sugar from your blood through your pee.
Benefits of API
Efficacy
Active Pharmaceutical Ingredients (APIs) serve as the core components of drugs, responsible for eliciting their therapeutic effects. APIs interact with specific biological targets within the body to induce the desired physiological responses, such as pain relief, inflammation reduction, or targeting pathogens. The quality and purity of APIs play a critical role in determining the efficacy of the drug, ensuring that the intended therapeutic outcomes are achieved.
Safety
APIs undergo stringent safety evaluations and testing protocols to ensure they do not pose risks to patients. They are meticulously dosed and monitored throughout the drug development process to ensure patients receive an appropriate and safe dosage. The safety of APIs is a fundamental consideration in drug development and manufacturing, ensuring that the final product meets regulatory standards and is safe for patient use.

The API Manufacturing Process
The production of APIs is a multi-step process that encompasses synthesis, purification, and formulation stages.
The manufacturing process begins with the synthesis of the active ingredient, where chemical reactions are carefully controlled to produce the desired compound. This synthesis step involves selecting appropriate starting materials, applying specific reaction conditions, and optimizing process parameters to achieve high yields and purity levels.
Following synthesis, the API undergoes purification processes, such as crystallization, distillation, or chromatography, to isolate and remove impurities, ensuring the final product meets stringent quality standards.
Once purified, the API is formulated into dosage forms, such as tablets, capsules, or injections, using excipients and other additives as necessary to enhance stability, solubility, and patient acceptability.
API manufacturing is subject to rigorous regulatory oversight to protect public health and ensure compliance with quality standards.
Shipping and Payment Terms
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Shipping |
We offer various shipping methods, including sea freight,and express delivery, depending on the order size and destination. |
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Terms Of Payment |
We usually accept T/T, L/C, Paypal, Credit card, etc. If you prefer other payments terms, please feel free to discuss with us. |
FAQ
We're professional api underdevelopment manufacturers and suppliers in China, specialized in supplying high quality products and service. We warmly welcome you to buy high-grade api underdevelopment at competitive price from our factory.
Canagliflozin