conjugate
Technical term used in chemistry and biochemistry for a compound formed by the joining of two or more molecules, such as a drug metabolite bound to another molecule.
This conjugate is produced in the liver.
Drug conjugates are excreted in urine.
Compound of 抱合 (ほうごう, conjugation) and 体 (たい, body/substance). The exact historical derivation is uncertain; the term is used in modern scientific contexts.