"i have taken celexa (started at 40 mg now at 20 mg) since i was 18 and have learned that it has been very beneficial in helping me maintain a positive mood.  along with a healthy diet and exercise i know that celexa will probably be a part of my life forever.  the only side effects i experience are frequent yawning and occasional sleepiness.  sleepiness is less of an issue if i take the medication at the same time of day consistently (late afternoon.)"