The provings picture cerebral depression. The word "fag" covers a large part of zinc action. Tissues are worn out faster than they are repaired. Poisoning from suppressed eruptions or discharges. The nervous symptoms of most importance. Defective vitality. Impending brain paralysis. Period of depression in disease. Spinal affections. Twitchings. Pain, as if between skin and flesh. Great relief from discharges. Chorea, from fright or suppressed eruption. Convulsions, with pale face and no heat. Marked anæmia with profound prostration. It causes a decrease in the number, and destruction of red blood corpuscles. Repercussed eruptive diseases. In chronic diseases with brain and spinal symptoms, trembling, convulsive twitching and fidgety feet are guiding symptoms.