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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Confusion and heaviness of the head.
Attacks of cerebral congestion, with loss of consciousness and snoring (with delirium; answering all questions properly; pupils dilated).
Congestion of blood to the head; red, sparkling eyes; face purple-red; agg. in the evening.
Forehead feels as if screwed inward.
Sticking in head over r. eye, when coughing.
Brain feels as if loose.
Constrictive obstruction in the forehead.
Sensation of fluctuation, or of commotion in the brain, esp. on walking.
Heat, and tingling in the head.
Inflammation of the brain, with unconsciousness; heat and tingling in the head; violent pulsation in the head, like waves; the head shakes; agg. from becoming cold and after eating, amel. by bending the head forward (stooping) and from heat.
Hydrocephalus, with stupor; the head is shaken to and fro; sensation of swashing in the head.
Heat of the head, with general coldness of the body, without thirst.
Liability to catch cold in the head, principally from dry, cold air.
Waving or shaking of the head from one side to the other; with loss of consciousness and red sparkling eyes.
Headache, as from concussion of the brain.
Pressive and numbing pain in the forehead, esp. after a meal.
Headache as if brain shattered and shaken, when walking.
Pressive, stupefying headache, esp. in forehead, occurring in alternation with needle-like stitches, particularly on l. side.
Violent throbbing headache, waking him at night; with throbbing carotids.
Headache in base of brain.
Headache, alternately with pain in the nape of the neck.≡ more ...