Professor TANG Song is good at treating insomnia. He has learned from other doctors and innovated at the same time. His diagnosis and prescription has distinctive characteristics

which is " syndrome is divided into deficiency and excess

prescription concerns about both symptoms and root causes". Deficient syndromes of insomnia include Qi deficiency

blood deficiency and yin deficiency

or the combination of the three. Tonifying and sedation are both important in clinical practice. Excess syndromes of insomnia include phlegm

dampness

excess heat

Qi stagnation and blood stasis. In clinical practice

the physicians should treat the symptoms when it is acute

and first eliminate pathogens. For intermingled deficiency and excess

eliminating pathogens

tonifying and sedation would be used according to the different degrees of deficiency and excess

in order to treat both root causes and symptoms. If excessive pathogenic factors are more serious

eliminating pathogens will be the main treatment

slightly with tonifying and sedation; If vital Qi deficiency is more serious

tonifying and sedation will be the main treatment

slightly with eliminating pathogens; Usually

insomnia is mainly a mixture of excess and deficiency

thus

in the clinical practice

it should be considered as a whole.