Whether Pai Zi Yang Xin Wan should be taken at night or during the day is not clearly stated clinically and generally does not affect the effect. The specific time of taking should follow the doctor’s advice. Pai Zi Nourishing Heart Pill is composed of Pai Zi Ren, Codonopsis Pilosulae, Radix Astragali, Rhizoma Ligustici Chuanxiong, Radix Angelicae Sinensis, Poria, Zao Zao Ren, Semen Cassia Quercus, Radix Glycyrrhizae Praeparatae, Zhu Sha and other ingredients. It has the efficacy of tonifying Qi, nourishing blood and tranquilizing the mind, and is clinically used for the treatment of deficiency and coldness of heart qi, palpitation and easy to frighten, and insomnia and excessive dreaming. The instructions clearly state that Pai Zi Nourishing Heart Pill is to be taken orally, and does not specify whether it is to be taken at night or during the day. Pak Zi Nourishing Heart Pill is contraindicated for those who are allergic to the ingredients of this product, and the adverse effects, precautions and contraindications are currently unclear. Patients who are taking other drugs should talk to their doctors in advance to avoid drug interactions. If you are taking other medications, you should talk to your doctor in advance to avoid any adverse effects.