The drug Cang Er Zi Nasal Oil was not found. Traditional Chinese medicines containing Cang Er Zi include Cang Er Zi Rhinitis Capsule and Cang Er Zi Rhinitis Drops, etc., which need to be used symptomatically in order to achieve better results. Cangdongzi rhinitis capsule, Cangdongzi rhinitis drops, both have the efficacy of dredging wind, clearing lung heat, clearing nasal orifices and stopping headache. They are used for wind-heat type nasal diseases, including acute and chronic rhinitis, sinusitis, allergic rhinitis. Note that the adverse reactions and contraindications of Cang Er Zi Rhinitis Capsules and Cang Er Zi Rhinitis Drops are not clear at present. Cang Er Zi Rhinitis Capsules, Cang Er Zi Rhinitis Drops Pills should be taken after meals, and caution should be exercised if the stomach and intestines are cold. It is recommended that patients who are not feeling well go to a regular hospital in a timely manner, and follow the doctor’s instructions to use medication.