Who makes fampridine?

Could you please elaborate on the origins and producers of fampridine? Who are the primary manufacturers or suppliers of this substance, and what are their reputations within the industry? Are there any notable characteristics or advantages associated with specific producers of fampridine that potential buyers should be aware of? Additionally, are there any regulatory bodies or standards that oversee the production and distribution of fampridine, and how do these factors impact the market for this product?