Cost-effectiveness lessons from disease-modifying drugs in the treatment of multiple sclerosis.

In this article, an overview of lessons from cost-effectiveness analyses of disease-modifying drugs for the treatment of multiple sclerosis is provided. Special attention is paid to the uncertainty in reaching a conclusion from the economic evaluations. If recent debates over multiple sclerosis drugs are any indication, the public's understanding of why one conducts an economic evaluation may be at least as important as the cost-effectiveness estimate from the analysis.