Below are the main rubriks (i.e strongest indications or symptoms) of Merc Viv in traditional homeopathic usage, not approved by the FDA.
Heaviness, fulness, and aching in head, as if forehead were squeezed by a bandage, or as though cranium were on the point of bursting (with fulness of brain).
Burning in head, esp. in l. temple, agg. at night when lying in bed, amel. on sitting-up.
Inflammation of the brain with burning and pulsation in forehead, with sensation as if head were in a hoop; agg. at night, amel. after rising.
Weakness in head like a dulness, as if there was a vibration in forehead and turning about in a circle.
Constant rotary motion of head, even when lying.
Ebullition, boring, and digging shocks, and throbbings in head.
Sutures open; large head; precocious mental development.
Sensation of subcutaneous ulceration in whole head, agg. at night when becoming warm in bed; amel. after rising.
Tearing in one (l.) side of head and temple, extending from neck, with insupportable heat and perspiration, agg. at night and in heat of bed, amel. towards morning and while lying quiet.
Tension over forehead as from a tape or hoop, agg. at night in bed; amel. after rising and from laying hand on it.
Congestion of blood to head with heat in it.
Tearing and stinging in bones of skull.
Dry, stinging, burning, fetid eruption like yellow crusts, on forepart of head and temples, when scratching inflammation and erysipelas.
Exostoses, with sensation of subcutaneous ulceration on touching them, agg. at night in bed.
Open fontanelles with dirty colour of face, restless sleep, and sour-smelling night-sweat.
Fetid, sour-smelling, oily perspiration on head, and on icy-cold forehead, with burning in skin agg. at night in bed, amel. after rising.
Sweat on head and forehead, sometimes cold and viscid.
(In the evening) painful sensibility of brain, with fatigue of head by noise, amel. by resting head upon the arm.
Compressive headache, the head feels as if it were in a vice, with nausea; agg. in open air, from sleeping, eating and drinking; amel. in room.
Violent headache, which forces compression of head between the hands.
From occiput a strong, tearing, continued pain which went into forehead and there pressed.
Heat and burning, or tearing and drawing pains, or shootings in head, often only semi-lateral, and extending to ears, teeth, and neck.
Pain, as from a bruise, in brain, while in bed, in morning.
Pains in bones of head, and exostosis in the cranium.
Swelling of head; soreness of the scalp; sharp and burning pains in integuments of cranium.
Sensation of tension of scalp.
Scalp is painful to touch; agg. when scratching, which is followed by bleeding.
Itching on hairy scalp, and forehead and temples; agg. from scratching, when it bleeds and becomes erysipelatous.
Falling off of hair; mostly on sides of head and temple; with humid eruptions on head or after clammy perspirations of head; with itching at night in bed; agg. from scratching; with burning, with great tendency to perspiration.
Great chilliness with contractive tearing pain of the scalp, extending from forehead to neck.
Dry eruption on head; small scabs in hair, sometimes with burning itching; moist scabs, with excoriation of scalp, and destruction of hair.≡ more ...