Don t take drinks from someone you do not know well and trust. At a bar or club, accept drinks only from the bartender, waiter, or waitress. Use a cup with a cover on it and do not accept open container drinks from anyone. Do not leave drinks unattended. Warning Signs 1.
Person appears disproportionately inebriated in relation to the amount of alcohol consumed.
Person may experience sudden and extreme drowsiness. The next morning, person may awaken and have no memory of preceeding night. What to Do If Someone Has Been Drugged 1. Anyone who believes they have been drugged should be driven to a hospital emergency room or have an ambulance called. A sample of the drink can be helpful for analysis.