It is a major metabolite of antioxidant polyphenols found in green tea.

Detoxication products are the major metabolites formed from most drug metabolism.

Oripavine is an opiate and the major metabolite of thebaine.

Therefore they are considered as two of the major metabolites in the amitraz pathway.

Its major metabolite can also be measured in morning urine.

It produces gepefrine, a cardiac stimulant, as one of its major metabolites.

DM and its major metabolites were measured in urine.

Its major metabolite is enterolactone, which has an elimination half life of less than 6 hours.

It is a major active metabolite of spironolactone, and is believed to be partially responsible for its effects.

It is not entirely clear what role, if any, (+)-3-methoxymorphinan, dextromethorphan's other major metabolite, plays in its effects.