Of these effects the sedative and hypnotic effects are the most important. The side effects of the date rape drug Rohypnol include all of the following except increased excitation. Vhodne Zvolene Byliny Nahradi Kdejaky Lek Herbs Herbs Indoors Growing Herbs The side effects of the date rape drug Rohypnol include all of the following except increased excitation. . Rohypnol can cause you to panic over the high you experience. Answered Aug 19 2019 by kasee. 1 Skeletal muscle relaxation 2 Sedation and reduction in anxiety 3 8 - 10 times more potent than Valium. Discuss the biopsychosocial effects of use and the adverse effects one would experience from use of this drug. The effects start twenty to thirty minutes after taking the drug peak within two hours and may persist for eight or even twelve hours. Rohypnol has been called the date-rape drug. The need to isolate yourself from people. The side effects of the...