Popular diabetes drug "could also treat depression"

Popular diabetes drug 'could make anti-depressants more effective' PUBLISHED: 15:09 GMT, 2 May 2012 | UPDATED: 15:09 GMT, 2 May 2012 Anti-depressant citalopram was found to be more effective when used in conjunction with a popular diabetes pill A popular diabetes drug used by almost a quarter of a million Britons could also treat depression, say scientists.