Below are the main rubriks (i.e strongest indications or symptoms) of Natrum Sulphuricum in traditional homeopathic usage, not approved by the FDA.
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Great sleepiness during day, esp. in forenoon; failing asleep while reading or writing.
Sleeplessness caused by great agitation.
Uneasy sleep, with anxious and disagreeable dreams.
Jerking of limbs during sleep.
Starting as if in a fright, soon after falling asleep.
Dreams in which patient imagines himself to be flying.
Dreams of an expanse of water, of one drowning in it; of things floating on a river.
Anxious, frightful dreams disturb the sleep.
Dreams of being insulted and fighting; of being involved in a mob-fight.
Twitching of hands (and feet) during sleep (more so after midnight).
Trembling of hands on waking, and also when writing.
Tearing and shooting, or jerking, or jerking tearings in limbs, and other parts, esp. during evening and night.
Sore across abdomen sides and back.
Trembling in body, with spasmodic movements of muscles, and accompanied by anxious apprehension.
Symptoms manifest themselves during repose, and are amel. by movement.
The patient feels amel. in open air.≡ more ...