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Materia Medica Viva Volume 4 – page 992

loathing of life. A vicious cycle sets in: when the emotions are excited a headache is likely to develop, and with the headache the patient becomes depressed.
Generalities
Benzoic acid is a chilly medicine, the symptoms are worse in open air, from changes of weather, from cold drafts and cold air, made worse by uncovering and made better by heat and warm covering of the head. Many of the symptoms are aggravated by walking in open air or uncovering head: throbbing in eyeballs becomes worse; confused sounds of voices in ear are aggravated, gastric symptoms become worse, etc.
Motion in general aggravates most of the symptoms, but headache is worse at rest, and toothache is worse lying down. Turning in bed makes the symptoms worse.
Most of the symptoms appear on the left side, but may subsequently go to the right.
Pains suddenly change their locality.
Patient gives out a very strong urinous odour.
Trembling: with palpitation of heart; in loins.
Weariness, lassitude; extreme weakness.
Head and asthmatic symptoms return periodically.
Head
Symptoms in the head bring on anxiety, depression, lassitude and loss of appetite.
While sitting, pressure on whole lower part of head and whole spine, as if they were pressed like an elastic body, so that he stretched himself involuntarily and bent forward.
Fearful pain in occiput or cerebellum, which had confined the young man to bed for three weeks.