What do anti depressant do to your body when you take them? what are the intended and side effects?

Pathways of ssri: After entering the mouth gastric and intestinal juices prepare antidepressants to encounter liver enzymes where they are further processed and broken down to different molecules via the enzymes call cp450. The active molecule eventually reaches the blood brain barrier that selects which will enter the brain to the target site. If the molecules have a high affinity for fat they linger in the body.