Alcohol is a depressant, meaning that it slows the work of the central nervous system. Its short term effects include slurred speech, blurred vision, delayed reaction time, and fatigue.
BAC (g/100 ml of blood or g/210 l of breath) Stage Clinical symptoms 0.01 - 0.05 Subclinical Behavior nearly normal by ordinary observation 0.03 - 0.12 Euphoria Mild euphoria, sociability,...