How much does fampridine cost?

I'm curious to know, what is the current price range for fampridine? Is it a costly medication, or is it reasonably priced? Are there any factors that might influence the cost, such as the dosage or the pharmacy where it's purchased? Additionally, are there any financial assistance programs available for those who may struggle to afford this medication? I'd appreciate any insights you can provide on the cost of fampridine.