First thing is do u get good sound sleep or do u have associated headchae when u woke up in morning ,are u irritable ,not able to concentrate on work,low mood most of the day,feeling of worthlessness.:ghabarahat:, palpitation
etc along with symptoms u mentioned .....than first b calm assess the problem of low mood first and u will get ur cure from all ur IBS
symptoms....consult a psychiatrist
to help u.