Mei Min Pseudo-anesthetic Oral Solution is an oral solution composed of three ingredients, which are: Mei, Min and Pseudo-anesthetic. The beauty is dextromethorphan hydrobromide, which is used to treat dry cough or cough with little phlegm; the min is chlorpheniramine maleate, also known as paracetamol, which is an antihistamine, mainly used to relieve the symptoms of runny nose and sneezing; the pseudo-anesthesia is pseudoephedrine hydrochloride, which constricts the blood vessels of the nasal mucosa and relieves the symptoms of nasal congestion. Therefore, Mymineral Pseudoephedrine Oral Solution is mainly used to relieve the symptoms of cough, nasal congestion, runny nose and sneezing, and is a kind of symptomatic treatment drug. All these symptoms are common symptoms of common cold, influenza, and allergy. Therefore, Mephentermine Oral Solution is used to relieve the symptoms of cough, nasal congestion, runny nose and sneezing caused by cold or allergy.