Af disse er M- 1 (katekolform), M- 2 (metoxyform af M- 1) og M- 5 (hydroxylering ved sidekæde) set i den systemiske cirkulation af micafungin.
Micafungin has been shown to be metabolised to several compounds; of these M-1 (catechol form), M-2 (methoxy form of M-1) and M-5 (hydroxylation at the side chain) of micafungin have been detected in systemic circulation.