Below are the main rubriks (i.e strongest indications or symptoms) of Mercurius Corrosivus in traditional homeopathic usage, not approved by the FDA.
Merc Viv Merc is slower and more sluggish. Merc Viv Merc. cor is violent and active in its movements, it takes hold and runs its course with greater activity. So with a Merc Viv mercury base we have often to prefer this salt.
In the eye symptoms there is more excoriation. The pains, burning, smarting, etc., in the eruptions and ulcers are more violent. In Merc Viv Merc we have slow spreading ulcers, but in Merc Viv Merc. cor there is great eating.
it will spread over an area as large as your hand in a night. He has the mercurial odor and sweat, and he is sallow.
In sore throat, if it is a Merc Viv Merc. case, the ulcers are spreading rapidly and burning and smarting like coals of fire, you would say that Merc Viv Merc is not so intense as this. You need Merc Viv Merc. cor for the violence, the intense burning, and the rapid spread.The throat is enormously swollen, the glands are swollen, and the thirst is insatiable.
In dysentery there is more violence.
copious bleeding. great anxiety, can scarcely leave the stool a second, great tenesmus of rectum and bladder.
urging to urination and stool is constant.
great burning in the rectum. It is a violent case of dysentery. I would prefer Merc Viv Merc in ordinary Merc Viv Merc cases, but if this patient is not relieved he will not live, and Merc Viv Merc. cor is needed here.
In the urinary organs the symptoms are violent. Albuminuria is more marked in Merc Viv Merc. cor than in Merc Viv Merc It is one of the most frequently indicated remedies in the albuminuria of pregnancy and a very useful remedy when gout is present.
From slight irritation of the foreskin of the male organ, the mucous membrane and skin contract and phimosis takes place.
Merc Viv Merc. cor relieves the itching and burning, and causes the purse-string to let up. It is seldom indicated in gonorrhoea, but is called for when there is greenish yellow or bloody watery discharge, with violent burning and urging to urination and to stool, and violent painful erections. Chancres spread with great rapidity.
Stitching, rending, tearing pains, here and there, especially in the chest.