Phosphoricum Acidum ph-ac.

Perfect indifference, difficult comprehension; imbecility. Bones of the skull feel as if someone had scraped the swollen and tender periosteum with, a knife. Hair turns gray early, or flaxen, falls off especially after grief or sorrow. Yellow spots on the whites of the eyes. Red streak in middle of tongue, widens in front. Diarrhoea, not debilitating, though of long continuance. Pain in the liver during menstruation. Ailments from growing too fast. Bad effects from onanism, sexual excess, grief, sorrow, homesickness or unfortunate love.