[The status quo and prospect of experimental study on channel tropism of Chinese herbal drugs].

The assay of metabolism and distribution of effective components of Chinese herbal drugs, microelement assay, pharmacodynamic assay and cAMP, cGMP assay are the essential methods usually used in the experimental study of channel tropism of Chinese herbal drugs. The problems of each method as well as the points for attention in the experimental study of channel tropism are discussed.