... prescribed Sonata start it in a few days.I previously was on Ambien CR 12.5 mg. & had amnesia of events sleep cooking, walking, talking, driving, & other embarrassing happenings and are worried the side effects sound the same. Previously on also Restoril and Lunesta didn't help. Can someone recommend a med. that's in between those 4 medications? Insomnia due to brain trauma in multi trauma MVA. if that helps any. Ty