Below are the main rubriks (i.e strongest indications or symptoms) of Formica Rufa in traditional homeopathic usage, not approved by the FDA.
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Formica rufa. The Ant. N. O. Hymenoptera. Tincture from crushed live ants. Contains formic acid (HCO, OH).
Formica causes many rheumatic and gouty pains.
the pains appear suddenly, and dart from place to place left, then right.
right, then left. The spinal cord is affected, paralyses and spasms occurring. Sensation as if brain too heavy and large. Sensation as if a bubble burst in forehead. It is of use "in all kinds of apoplectic diseases. It strengthens the brain" (Hering). Cooper has given the 3x with success in cases of weakness of lower extremities. J. W. Thomson (H. P., xvi. 32) reports the case of a gentleman, aged 84, who had severe neuralgic pains between posterior of right ear and centre of occiput. From this he apparently recovered. Eighteen months later he returned with a steady, sore, and burning pain in same region.
swollen and tender around, but especially behind, right ear. He could only sleep in one comfortable position, which he could not describe, but only knew when he found it.
and he must be covered up warmly behind right ear and between that and occiput and neck.
all right side. Better from taking right hand and rubbing gently behind right ear. Sweat afforded no relief.
the whole head seemed to sympathise with the distress.
he had dribbling of urine. Formica rufa was given, six doses, one before each meal. On the second day, towards evening, he felt worse, and on the third day there were twinges and spasms of severe pain in addition to the sore pain which he had before experienced. These gradually got better, and on the fourth day even the soreness was much better. The main thing, however, was that he felt mentally better.
said his mind and head felt stronger, and from feeling depressed he had become cheerful, and life did not seem the burden it had for some time past. Hering gives as an indication for Formic acid "Burning pain, burning from washing.
renewed burning from cold washing." Symptoms are amel. after midnight. Motion agg.
also sitting. Hot irons amel. pain in neck. amel. By rubbing.
by combing hair. Cold water application agg. (headache; burning pains). Great liability to take cold.
consequences of cold and wet.
cold bathing. damp weather. Clammy skin.
disagreeable sweat during night.
sweat without relief.
Apoplexy. Brain, affections of. Bruises. Chorea. Cough. Diarrhoea. Dislocations. Dropsies. Eyes, affections of. Facial paralysis. Foot-sweat, checked, consequence of. Gout. Hair, falling out. Headaches. Nodes. Overlifting, complaints from. Paralysis. Rheumatism. Sight, affections of. Spine, affections of. Spleen, pain in. Throat, sore.