This list of side effects is not complete. Individuals may not experience any side effects and some will have side effects not on this list. Below are some of the more common side effects of antidepressant medicines:

  1. increased nervousness
  2. loss of appetite or increased appetite
  3. fast heartbeat
  4. diarrhea or constipation
  5. dizziness
  6. sleepiness
  7. dry mouth
  8. sexual side effects
  9. insomnia
  10. nausea
  11. headache
  12. agitation