Does herbal medicine for insomnia work?

Insomnia is also known as insomnia. Transient insomnia may be a physiological phenomenon caused by a bad sleeping environment such as loud noise, etc., and no medication is needed at this time. However, insomnia may also be caused by liver fire disturbing the heart, phlegm heat disturbing the heart, deficiency of heart and spleen, etc. At this time, it is useful to take traditional Chinese medicines, which can be used to treat the symptoms with gentian and liver detoxification soup, Huanglian and Wenbian soup, and Guisheng and Spleen soup.
1. Gentian and Liver Tang: This formula is composed of gentian, scutellaria, zejiao, moutong, angelica, chaihu, gardenia, licorice and other traditional Chinese medicines, has the effect of dredging the liver and diarrhea, calming the heart and tranquilizing the mind, and is suitable for the insomnia caused by liver fire disturbing the heart, which can be seen as insomnia with many dreams, or even sleeplessness, impatience and irritability, accompanied by dizziness and distension of head, redness of the eyes, tinnitus, dryness of the mouth and mouth bitterness, and lack of food and drink.
2. Huang Lian Wen Bile Tang: This formula is composed of Huang Lian, Zhu Ru, Citrus aurantium, Semixia, Pericarpium Citri Reticulatae, Poria, Glycyrrhiza Uralensis and other traditional Chinese medicines, which has the effect of clearing phlegm-heat and tranquilizing the spirit, and it is suitable for the insomnia caused by phlegm-heat disturbing the heart, which can be seen as disturbed heart and sleeplessness (disturbed heart and heat, insomnia), stuffiness in the chest, abdominal distention, nausea, belching (hiccups), accompanied by heaviness of the head, and vertigo.
3. Gui Spleen Soup: This formula consists of ginseng, astragalus, atractylodes macrocephala, longan meat, wood sorrel, licorice, angelica, ginger, jujube and other traditional Chinese medicines, which can tonify the heart and spleen, nourish the blood, and calm the spirit, and it is suitable for the insomnia caused by deficiency of the heart and spleen, which is characterized by difficulty in falling asleep, easy awakening from sleep, palpitations and forgetfulness, fatigue (lack of mental energy), poor appetite, accompanied by dizziness and dizziness, tiredness of limbs, and abdominal bloating and loose stools (thin and unshapely feces).
Insomnia may also be caused by other reasons, after excluding physiological factors should be timely medical treatment, by the doctor to identify the evidence after the use of medication.