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High-Quality Praziquantel & Ivermectin API

Trusted by Global Leaders | 20+ Years of Expertise | GMP-Certified Manufacturing | Bayer Technology Partner

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About Jiayi Pharmaceutical

Jiayi Pharmaceutical Co., Ltd. is a globally recognized leader in the manufacturing of high-quality Active Pharmaceutical Ingredients (APIs), specializing in antiparasitic and antibiotic compounds. With over two decades of experience, we have built a reputation for excellence, innovation, and reliability in pharmaceutical production.

As a trusted partner to multinational pharmaceutical companies including Bayer, Sanofi, and Boehringer Ingelheim, Jiayi has established a strong presence in more than 70 countries across Europe, North America, Asia, Africa, and Oceania.

Our commitment to quality, safety, and compliance ensures that every product meets or exceeds international pharmacopoeial standards, including EP, USP, and CVP.

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Jiayi Pharmaceutical Facility

Why Choose Jiayi?

We combine cutting-edge technology, rigorous quality control, and global compliance to deliver APIs you can trust.

Bayer Technology Partnership

Our Praziquantel is produced using original Bayer technology, ensuring full compliance with EP/USP/CVP pharmacopoeia standards. This long-standing strategic cooperation guarantees unmatched purity and safety.

GMP & ISO Certified

Jiayi is a fully GMP-certified facility for veterinary APIs including Praziquantel and Ivermectin. We also hold ISO9001, ISO14001, and ISO45001 certifications, ensuring quality, environmental responsibility, and workplace safety.

Global Market Leader

Jiayi holds the highest market share in Praziquantel production worldwide. With footprints in over 70 countries, we are the preferred supplier for leading pharmaceutical companies across five continents.

Our Products

Premium Antiparasitic and Antibiotic APIs for Human and Veterinary Use

Praziquantel API

Praziquantel API

Produced using Bayer technology, fully compliant with EP/USP/CVP standards. Ideal for human and veterinary antiparasitic formulations.

  • • High Purity: ≥99.5%
  • • Pharmacopoeia: EP, USP, CVP
  • • CAS No: 55268-74-1
  • • Form: White to off-white crystalline powder
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Ivermectin API

Ivermectin API

High-quality antiparasitic agent used in treatment of nematode and arthropod infections in humans and animals.

  • • Purity: ≥98.0%
  • • Pharmacopoeia: EP, USP
  • • CAS No: 70288-86-7
  • • Form: White to pale yellow powder
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Eprinomectin

Eprinomectin

Advanced antiparasitic for veterinary use, effective against internal and external parasites in livestock.

  • • Purity: ≥95.0%
  • • Application: Cattle, Swine
  • • CAS No: 123997-26-2
  • • Form: Liquid or solid formulation
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Oxytetracycline HCl

Oxytetracycline HCl API

Broad-spectrum antibiotic used in human and veterinary medicine for bacterial infection control.

  • • Purity: ≥98.0%
  • • Pharmacopoeia: EP, USP, BP
  • • CAS No: 79-57-2
  • • Form: Yellow crystalline powder
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Doxycycline Hyclate

Doxycycline Hyclate API

Versatile tetracycline antibiotic effective against a wide range of bacterial infections.

  • • Purity: ≥98.0%
  • • Pharmacopoeia: EP, USP, BP
  • • CAS No: 10592-13-9
  • • Form: Yellow crystalline powder
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Praziquantel for Veterinary

Praziquantel for Veterinary

Specially formulated for use in companion animals and livestock to treat tapeworm and fluke infections.

  • • Species: Dogs, Cats, Livestock
  • • Dosage Forms: Tablets, Injections
  • • Compliance: VICH Guidelines
  • • Packaging: 1kg, 5kg, 25kg
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Praziquantel EP Standard

Praziquantel EP Standard

Meets European Pharmacopoeia specifications. Ideal for EU market registration and distribution.

  • • Complies with Ph. Eur. 11.0
  • • Impurity Profile Controlled
  • • GMP Certified
  • • DMF Available
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Ivermectin for Export

Ivermectin for Export

High-purity Ivermectin API suitable for international markets with full documentation support.

  • • Export Packaging: 1kg–25kg
  • • COA, CFS, GMP Available
  • • Stable Supply Chain
  • • Fast Delivery
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20+
Years of Experience
70+
Countries Served
1
Global Market Leader in Praziquantel
5
Core API Products

Frequently Asked Questions

What production technology does Jiayi’s praziquantel use? Is it consistent with pharmacopoeial standards?

Jiayi Praziquantel uses original Bayer technology, developed in the 1970s. This process fully complies with impurity categories and indicators specified in EP/USP pharmacopoeias. As a strategic partner of Bayer, we ensure the highest safety and quality standards, with over 40 years of proven global use.

Is Jiayi a GMP-certified factory? Can you provide a Certificate of Free Sale?

Yes, Jiayi is a GMP-certified manufacturer for both human and veterinary APIs. We obtained our first GMP certification in 2011 and maintain full compliance. We can provide a Certificate of Free Sale (CFS), DMF, and all necessary export documentation for customs clearance.

Do you offer custom manufacturing and private labeling?

Yes, Jiayi offers OEM and ODM services. We support custom packaging, labeling, and formulation development. Our R&D team works closely with clients to meet specific regulatory and market requirements.

What are your packaging and shipping options?

We offer packaging from 1kg to 25kg in double-layer HDPE bags with fiber drums. Shipping options include air, sea, and express courier. We ensure temperature-controlled logistics and full documentation for international delivery.

Get in Touch

For product inquiries, quotes, or partnership opportunities, visit our official website to connect with our team.

Phone:

+86 311 8470 8956

Email:

sales4@chiyyy.com

Website:

http://praziquantel.cn

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