Two students were caught using cocaine in the Staples High School bathroom, police said.
Westport officers responded to the high school on 70 North Avenue at 1:15 p.m. on Tuesday.
Cameron Cleary, 18, admitted to selling cocaine to the juvenile student and snorting it together in the bathroom, Westport Police said.
Cleary was charged with possessing a controlled substance, possessing the drug on school grounds and for selling the substance. His bond was set at $1,000.