As a safety feature, newly produced Rohypnol pills turn blue when added to liquids, but older pills, which are still available, have no color.

Question

Quizplus · Accepted Answer

This is true. Starting in 1999, Rohypnol pills were reformulated to contain a blue dye that is released when the pill is dissolved in liquid, making it easier for a person to see if their drink has been tampered with. However, older pills, which are still in circulation, do not have this safety feature.

As a Safety Feature, Newly Produced Rohypnol Pills Turn Blue