i have had depression anxiety ocd and health anxiety for seven years and have been on citalopram 40mg for quite a few years now i have had several lapses where i have felt awful usually after a bereavement or serious health scare but today i started feeling terrible so scared i shook and cried i felt terrible so lower than i ever have and i just had the most unreal foggy brained muzzy head it scared me so much am i going mad im frightened i am never gonna be ok or that im going to be ill at christmas i cant be i have a family and an autistic son who needs me can anyone advise please help