Background The treatment of coronary microvascular disease (CMVD) has always been the focus of non-coronary obstructive ischemic heart disease. Adenosine injection and adenosine disodium triphosphate (ATP) injection. which are common clinical loading drugs to determine coronary flow reserve (CFR) and evaluate CMVD. are related but significantly different. https://www.thefixkickes.shop/product-category/collectible/