Heterophyllin B is used as the quality control index for evaluating P. heterophylla in the Chinese Pharmacopoeia.Heterophyllin B effectively suppresses the adhesion and invasion of the human esophageal carcinoma cells by mediating the PI3K/AKT/β-catenin pathways and regulating the expression levels of adhesion- and invasion-associated genes.

Cauloside D is a pentacyclic triterpenoid, a carboxylic ester and a triterpenoid saponin. It has a role as an anti-inflammatory agent and a plant metabolite. It is functionally related to a hederagenin. Hederacoside D is a narural product from Hedera nepalensis.