Before taking a treatment, it is best to be appropriately diagnosed. What you can do in the mean time is regular exercise and healthy balanced meals.
Sudden awakening from sleep with jerky movements could be a sleep terror which is characterized by sudden awakening out of deep sleep accompanied by loud screaming and the person will sit up rapidly and there is associated autonomic arousal. Episodes usually last for 10-15 minutes. If awakened the person appears confused, but soon falls asleep.
More information is needed in this case.