The university said in the notice that the occurrences reportedly happened at parties and bars off-campus.

COLUMBUS, Ohio – The Ohio State University issued a safety notice Thursday after reports of possible “criminal drugging” off-campus.

The university said in the notice that the occurrences reportedly happened at parties and bars off-campus.

The school reminded all students to take precautions:

Party responsibly

Do not ingest unsealed beverages

Do not set drinks down or leave them unattended

Report suspicious activity to police