Opiates ~ heroine, morphine, codeine, hydromorphone, meperidine, oxycodone, Fentanyl, methadone, propoxyphene, pentazocine, et al.

There are no over the counter products that contain these narcotic substances. However, there have been instances of people who eat poppy seeds in small amounts on their bagels on a daily basis testing positive for opiates even though no other heavy-duty narcotic substances were used. Poppy seeds are the source of natural opiates.