Ferrum picricum

Is considered a great remedy to complete the action of other medicines. The symptom that specially calls for it is failure of the function of an organ under exertion; e g, the voice fails after public speaking. Acts best in dark-haired patients, plethoric, with sensitive livers. Warts and epithelial growths; corns with yellowish discoloration. Senile hypertrophy of the prostate. Epistaxis. Chronic deafness and tinnitus due to gout. Meatus dry. Pseudo-leucaemia.
Ears: Deafness before menses. Crackling in ears and low-pitched voice. Vascular deafness. Dental neuralgia, radiating towards ears and eyes. Humming in ears as from telegraph wires. Tinnitus.
Stomach: Indigestion, furred tongue, headache after meals, especially in bilious, dark-haired persons.
Urinary: Pain along entire urethra. Frequent micturition at night, with full feeling and pressure in rectum. Smarting at neck of bladder and penis (Barosma). Retention of urine.
Extremities: Pain in right side of neck and down right arm. Locomotor ataxia, ocular stage. Hands covered with warts.