Natrum Silicofluoricum.

Salufer. Na2SiF6. Solution.

Clinical.-Bones, affections of. Caries. Ethmoiditis. Tumours.

Characteristics.-Cooper is the chief authority for this remedy. It must be used carefully, as it has an extraordinary penetrating power. Cooper calls it the medicinal "bone scraper" in cases of caries. With a lotion of three grains to a tumbler of water he healed up quickly a case of lupus. He has seen ethmoiditis set up by it. Burnett has cured tumours with it given internally.