Would you use Hairconfirm (see "In excess" below) if you suspected your teen was using drugs?
Would you take a hair sample while he or she is sleeping or let them know what you are doing?
How would you confront them with the results?
If you've got an answer or a story to share -- anonymously, if you must -- e-mail pg@starledger.com or visit the Parental Guidance blog at blog.nj.com/parentalguidance.