Rohypnol
Rohypnol is a drug that was described as a "date rape" drug in the 90s. Since then the manufacturers of Rohypnol changed the formulation so that it took longer to dissolve in water and, when it did, released a blue dye[1].
Notes
- ↑ Alk Jha, Is there an easy way to test for date rape drugs?, The Guardian, 20-November-2003, Accessed 04-February-2010