Here are links to some websites that I've found helpful in learning about Celexa and Lexapro:
Celexa:
http://www.healthsquare.com/newrx/CEL1079.HTM
http://en.wikipedia.org/wiki/Citalopram
http://www.drugs.com/celexa.html
Lexapro:
http://www.healthsquare.com/newrx/lex1642.htm
http://www.drugs.com/cdi/lexapro.html
You are encouraged to report negative side effects of prescription drugs to the FDA.
Visit www.fda.gov/medwatch, or call 1-800-FDA-1088.