Etidronate prevents dystrophic cardiac calcification by inhibiting macrophage aggregation.

Bauer C, le Saux O, Pomozi V, Aherrahrou R, Kriesen R, Stölting S, Liebers A, Kessler T, Schunkert H, Erdmann J, Aherrahrou Z.

Sci Rep. 2018 Apr 11;8(1):5812. doi: 10.1038/s41598-018-24228-y.

https://www.ncbi.nlm.nih.gov/pubmed/29643466