trazodone is a prescription medication usedto treat depression. trazodone belongs to a group of drugs called serotonin modulators,which affect the natural substance, serotonin, in the brain. this medication comes in tabletform and may taken once a day for the extended-release form or multiple times a day for the immediaterelease form. trazodone may be taken after a meal or snack. common side effects of trazodoneinclude drowsiness, dizziness, and dry mouth. do not drive or operate machinery until youknow how trazodone will affect you. take this medication only if it is prescribed for youby a health care provider. for rxwiki, i'm lindsay morrison.