Tonifying blood, Angelica sinensis, Colla Corii Asini, Radix Polygoni Multiflori Preparata, Radix Rehmanniae Preparata, Arillus Longan, Radix Paeoniae Alba, etc.
Although they are all the same kind of drugs, they are different in nature, taste and meridians, and their adaptive constitutions are also different.
Be dialectical before tonic, otherwise you will get twice the result with half the effort.