Yin deficiency and fire exuberance (deficiency of yin essence in the body and the appearance of hyperactive deficiency fire) may lead to aggravation of symptoms when taking Astragalus Angelicae, but each patient’s physical condition is different, and the specific reaction to the medication is also different. Astragalus has a sweet flavor and is a warm tonic drug, with the effects of tonifying qi and elevating yang (replenishing qi so that yang qi rises and develops), supporting toxins and generating muscles (discharging toxins and evils, promoting muscle growth and wound healing), and inducing diuresis and eliminating edema (clearing urine and eliminating oedema). Astragalus clinically for qi deficiency and edema, spontaneous sweating (involuntary sweating during the day, sweating is aggravated by the slightest movement) night sweating (abnormal sweating after sleeping, waking up sweating stops), internal heat and thirst (internal fever accompanied by symptoms such as eating, drinking and urinating), in the qi sinking (deficiency of spleen and stomach qi, the internal organs fall down and other manifestations), such as the therapeutic effect. Angelica sinensis is warm in nature and has the effects of activating blood circulation and relieving pain (relieving pain by removing blood stasis) and moistening the bowels, which can be used to treat blood deficiency and constipation. In patients with yin deficiency and fire exuberance (deficiency of yin and essence in the body, resulting in hyperactive deficiency fire), due to the internalization of deficiency heat, patients may suffer from insomnia, night sweating (abnormal sweating after falling asleep and stopping sweating after waking up), irritability and other symptoms. Taking Astragalus Angelicae may cause symptoms of fire, and it is not recommended to take more of it. To summarize, Chinese herbs need to be used in strict compliance with medical advice, and cannot be used on their own to avoid accidents.