COX-1 and COX-2 are free to spit it out again, but for the time that that ibuprofen is in there, the enzyme can't bind arachidonic acid, and can't do its normal chemistry.
COX-1 dan COX-2 bebas untuk keluar lagi, tapi ketika ibuprofen ada di sana, enzim tak dapat mengikat asam arakidonat, dan tak bisa melanjutkan reaksi kimianya.