| A cup of tea made with Ephedra nevadensis, for instance, delivers a dose of ephedrine or pseudoephedrine powerful enough to suppress lactation. |
| Substances like phentermine and other drugs, such as ephedrine, are hidden in many supplements that the players don't know about. |
| Since the European Community directive was issued, errors arising from confusion between ephedrine and epinephrine have been reported. |
| Most of ephedra's activity stems from the ephedrine component, which produces amphetamine-like actions. |
| The active ingredient in ephedra is the chemical ephedrine, which can be converted into the street drug methamphetamine. |
| Some preparations are adulterated with phenylbutazone, ephedrine, aminopyrine or mandrake root. |
