Below are the main rubriks (i.e strongest indications or symptoms) of Argentum Nitricum in traditional homeopathic usage, not approved by the FDA.
Emotional disturbances cause appearance of hemi-cranial attacks
Sense of Expansion
Brain-fag, with general debility and trembling
Aching in frontal eminence, with Enlarged feeling in corresponding eye
Hemicrania; bones of head feel as if separated.
Headache with coldness and trembling
Headache from mental exertion, from dancing
Boring pain; Better on tight bandaging and pressure
Itching of scalp≡ more ...