... but she started hallucinating that night. They took her completely off of Ambien but since then she has been very confused. She can't hold a conversation and what she does say makes no sence. The hospital is still blaming it on Ambien. But its been over 48 hours now and she is still confused. Is this length of time normal or should we have seen improvement by know? And is this something that could have been caused by the Ambien?