Below are the main rubriks (i.e strongest indications or symptoms) of Arnica in traditional homeopathic usage, not approved by the FDA.
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Agonizing pains in back and hips.
Piercing pains, as from knives plunged into the kidneys; chilly, inclined to vomit.
Chill followed by nephritic pains, nausea and vomiting, without relief.
Bladder affections after mechanical injuries.
Tenesmus from spasms of neck of bladder.
Bladder feels overfilled ineffectual urging.
Has to wait a long time for urine to pass.
Involuntary urination at night during sleep.
Constant urging while urine passes involuntary in drops.
Urine in small quantity staining napkin yellow-brown.
Scanty, red urine, very offensive.
Frequent discharge of pale urine.
Retention of urine from exertion.
Ischuria with dysentery.
Urine dark-brown, scanty; brick dust sediment; red, in liver complaint; acid, increased specific gravity.
Bloody urine; haematuria from mechanical causes.
Infants scream from pain in bladder.
Pains and testicles swollen, purple-red; after injuries.
Erysipelas of scrotum extending to the anus.
Ulcers of uterus with a tendency to bleed.
Spermatic cords painfully swollen; stitches in abdomen.
Phimosis from friction; parts bruised and much swollen.
Hydrocele caused by a bruise.
Metrorrhagia after coition.
Labia painfully swollen.
Prolapsus, caused by concussion.
Menses generally too soon; nausea in epigastrium.
Threatened abortion from falls, shocks, etc.; nervous excited, feels bruised.
Labor-pains; violent, yet they do but little good; weak, or ceasing, wants to change position often; feels bruised.
Soreness of parts after labor.
After-pains violent; return while suckling.
Constant dribbling of urine after labor.
Hemorrhages bright-red or mixed with clots; head hot, body cool.
Mastitis from bruises; erysipelatous inflammation.
Asphyxia neonatorum.≡ more ...