Introduction Difficult biliary cannulation leads to prolonged papillary manipulation and repeated attempts at cannulation are known to increase the risk of postendoscopic retrograde cholangiopancreatography (ERCP) pancreatitis. This study aims to compare the efficacy and complications of three rescue methods. transpancreatic biliary sphincterotomy (TP). double guidewire technique (DGW). https://foldlyers.shop/product-category/homephone-batteries/