It has the functions of calming the heart, calming the nerves, calming the liver and suppressing yang. Mostly used to show yang's irritability.
Drugs for nourishing the heart and calming the nerves: Ziziphus Spinosae Semen, Semen Platycladi, and Radix Polygalae.
It has the functions of nourishing heart and liver, nourishing yin and blood, and communicating heart and kidney. Often used in heart, liver and blood deficiency, uneasy.