Yes, she would really throw her head back onto a pillow and look into the direction of the spin. I think different methods work for different people. I talked through several methods with my step-dad that had a strange bout of vertigo and went to the emergency room. Made me nervous as he would have to drive his big truck 15 miles to get to it…alone! he was scolded.
These were the ideas I found on the internet- I haven’t had an occasion to try them personally as I haven’t had any more bouts and neither has he: Epley Maneuver, Semont Maneuver, Half-Somersault or Foster Maneuver, Brandt-Daroff Exercise
You should be able to put them into google to find the directions or I can send directions for each if you would like. I saved them in a word document for reference-