Active Pharmaceutical Ingredients (API) Supplier & Distributor

Rhexan International LLC is a trusted active pharmaceutical ingredients (API) supplier and distributor with over 30 years of import experience. We source bulk APIs from FDA-registered manufacturers worldwide, ensuring consistent quality, regulatory compliance, and on-time delivery for pharmaceutical, veterinary, and over-the-counter (OTC) applications. Whether you need a single shipment or an ongoing supply chain partner, Rhexan delivers high-quality pharmaceutical raw materials at competitive prices.

Our API Product Range

Browse our available active pharmaceutical ingredients below. Click any product for full specifications, CAS number, grades, and sourcing details.

Product CAS Number Grade
Bacitracin Zinc 1405-89-6 USP
Clotrimazole 23593-75-1 USP
Hydrocortisone 50-23-7 USP
Polymyxin B Sulfate 1405-20-5 USP

Don’t see what you need? Contact us — our global sourcing network covers hundreds of APIs beyond this list.

Why Source APIs Through Rhexan International?

FDA-Registered Sources: We source exclusively from manufacturers who maintain FDA-registered facilities, giving you confidence in regulatory standing from the first shipment.

30+ Years of Import Experience: Ed Silberberg and the Rhexan team have over three decades of hands-on experience navigating international pharmaceutical supply chains, customs clearance, and US import requirements.

Full Documentation: Every shipment comes with a Certificate of Analysis, MSDS, and complete manufacturer information so you can qualify your supply chain with confidence.

Competitive Pricing: Direct manufacturer relationships allow us to offer market-competitive pricing without sacrificing quality or compliance.

Ready to discuss your API sourcing needs? Contact Rhexan International today for pricing, lead times, and a sample Certificate of Analysis.