This 2009 preclinical study, published in Regulatory Peptides, investigated the cardioprotective effects of the pentadecapeptide BPC 157 on methyldigoxin-induced arrhythmias in rats, focusing on the involvement of the nitric oxide (NO) system. Methyldigoxin, a cardiac glycoside, is known to cause arrhythmias at toxic doses. The study found that BPC 157
