Express Scripts logs lowest increase in drug spending in quarter-century

In its 2018 Drug Trend Report, Express Scripts Holding Co. Inc. (NASDAQ:ESRX) reported that its commercial plans' per-person spending on prescription drugs rose by 0.4% compared with 2017, the lowest rate of increase in 25 years.

Last year, commercial per-person prescription drug spending rose 1.5%, and 2016 saw a 3.8% increase (see "Express Scripts Reports Lower Growth Rate in Drug Spending")...