It's becoming a drug that is less and less prescribed by general travel doctors and other general practitioners. I think the international exposure of mefloquine's impact on individuals has caused a significant downturn in its use, but that should really have been driven by the drug regulators from a safety perspective. I think there has been a significant shortfall in the way the drug's history has played out over time, in that the regulators have not performed their duties appropriately.
On May 13th, 2019. See this statement in context.