Does yellow essence cure insomnia?

Huang Jing can be used to treat symptoms such as lumbar and knee soreness, insomnia, dreaminess, tinnitus and forgetfulness caused by deficiency of kidney essence, insufficiency of liver and kidney, and deficiency of essence and blood.
Huang Jing is one of the common clinical medicines for tonifying deficiency, and is the rhizome of Huang Jing, a plant in the lily family. Huang Jing has a sweet taste and flat nature, and belongs to the spleen, lung and kidney meridians. Huang Jing has the effect of nourishing the liver and kidneys, nourishing essence and blood. When insomnia is identified as a deficiency of the liver and kidneys, insufficient essence and blood, and dizziness, insomnia and forgetfulness, and waking up and dreaming are the main symptoms, it is effective to take Huang Jing.
In addition to the above effects, Huang Jing also has the effects of nourishing lung yin, benefiting lung qi and tonifying spleen qi, etc. It can be used for the treatment of dry cough with little phlegm caused by lung qi and yin injuries as well as tiredness and fatigue caused by deficiency of spleen and gastric qi, loss of appetite, dry mouth and little food, etc. The adverse reactions and contraindications are still unknown. Adverse reactions and contraindications are not clear.
Specific medication should be under the guidance of a professional physician, so as not to delay the condition, not to mention self-medication, so as not to cause harm to the body.