What are the key supply chain and pricing dynamics for vancomycin API and formulations?

What are the key supply chain and pricing dynamics for vancomycin API and formulations?
Vancomycin's supply chain is China-centric for raw materials. US-sourced vancomycin hydrochloride API is largely purchased from China at roughly $5,000/kg, while domestic Chinese formulations sell near $100/g, a 20-fold markup reflecting purification and formulation costs. In the US, hospital pricing reaches about $100/g, with additional medical service fees. Chinese producers like Zhejiang Medicine have integrated production of vancomycin hydrochloride and teicoplanin, with domestic brands such as Laixin (injectable vancomycin) holding significant market share. The drug's synthesis is complex, and despite advances in catalytic chemistry, commercial production relies on fermentation and purification. Price stability depends on raw material costs, regulatory compliance, and export demand, especially from US buyers seeking cost-effective API sources.