Aromatherapy Functions in Chinese Medicine Unties the Exterior and Reduces Fever; Normalizes the Lung Qi: lung congestion and pain from infection, coughs, colds, bronchitis, and bronchial tract infections. Fortifies the Stomach and Spleen: seasickness, intestinal colic, gout. Regulates and Normalizes the Menses: delayed menstruation, painful menstrual cramps.