citalopram, c20h21fn2o molecule. it is antidepressant, selective serotonin reuptake inhibitor ssri class, is widely used to

agoraphobia antidepressant atom atomic c20h21fn2o carbon chemical chemistry citalopram depression depressive disorder drawing enantiomer escitalopram flat fluorine formula hydrogen icon illustration inhibitor major mdd migraine molecular molecule nitrogen obsessive obsessiveacompulsive ocd organic oxygen panic phobia reuptake sad serotonin social ssri structural structure vector