Xin Yi San 辛夷散
Magnolia Flower Formula (exterior-effusing formula)
EFFECTS: dispersing wind and discharging heat; freeing the orifices and disinhibiting the nose
INDICATIONS: nasal congestion due to lung heat; clear nasal discharge; nasal polyp; hypertrophic rhinitis; chronic paranasal sinusitis; chronic rhinosinusitis
CLINICAL REFERENCE: This formula is often used in treating common cold; nasal congestion; headache. For loss of smell due to emphysema (rhinosinusitis), couple with Platycodon & Chih-shih Formula (Pai Nong San). For swelling and pain due to emphysema, couple with Forsythia & Rhubarb Formula.