<unk>  is a medication for osteoporosis marketed as Protelos or Protos by Servier. It is unusual in the sense that it both increases deposition of new bone osteoblasts and reduces the resorption of bone by osteoclasts. It is therefore promoted as a "dual action bone agent" (DABA).
Strontium ranelate
Calcium carbonate
Calcium carbonate 
Sodium stibogluconate
Calcium fluoride
Ferrous carbonate
Ferrous tartrate
Calcium acetate