this herb is used for patterns with

exterior wind-cold, interior cold, lung damp-phlegm-cold, blocked nasal orficies, wind-cold-damp bi syndrome.

symptoms indicating the use of xi xin

headache, body ache, painful obstruction, abdominal pain, wind-cold-damp bi syndrome pain, cough, fullness in the chest, copious, watery sputum, nasal congestion, loss of consciousness, oral lesions and ulceration, toothache.