insomnia
"Aweful.  15 MG for 2 nights and I have a headache again and have not slept for 2 nights...grr. I have tried all kinds of sleeping medication and I was just taking 2 MG of alprazolam. Dr said to start taking the Belsomra w 1mg of alprazolam to wean off.  It has beeb disaster. ...I am calling my Dr for something different as this doesn't work"