Copper-64 is a radiopharmaceutical usually found in the +2 oxidation state as the complexes including the +1 state tend to be more unstable.[T604] It is used in molecular radiotherapy and positron emission tomography.

EXT608 is a long-acting PTH derivative under investigation for the treatment of hyperparathyroidism.[L48270]

Potassium alum is considered by the FDA as a generally recognized as safe (GRAS) substance.[L1070] It is an inorganic salt, also called potassium aluminum sulfate with a formula of AlK(SO4)2 that is predominantly produced in the dodecahydrate form (AlK(SO4)2 …