Below are the main rubriks (i.e strongest indications or symptoms) of Hyoscyamus Niger in traditional homeopathic usage, not approved by the FDA.
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Trembling of arms and hands.
Lancinating pains in almost all joints, especially on motion.
Cold hands and feet.
Arms tremble, especially in the evening and after exercise.
Painful numbness of hands.
Rigor of hands.
Cramps in anterior part of thigh.
Swelling of the feet.
Toes spasmodically contracted in walking or going up stairs.≡ more ...