Effect of disodium EDTA chelation regimen on cardiovascular events in patients with previous myocardial infarction: the TACT randomized trial
The 2013 TACT trial, a double-blind, placebo-controlled study, assessed the efficacy of disodium EDTA chelation therapy in 1,708 patients aged ≥50 years with prior myocardial infarction (MI). Participants received 40 infusions of a chelation solution containing 3 g of disodium EDTA, ascorbate, B vitamins, electrolytes, procaine, and heparin, or placebo.