It may be the beginning of Benign Positional Postural Vertigo
In your case, it occurs only as you get up from bed. There is no need for medications here.
Be a little slow while you get up from bed. Do not make rapid movements.
Drink plenty of fluids to keep yourself hydrated well and to maintain the electrolyte balance.
has been tried in patients who have worsening of symptoms.
Hope this helps.
Get well soon.