It is a compound preparation containing 1.5mg of Ambroxol Hydrochloride and 1ug of Clenbuterol Hydrochloride per ml, which is a colorless clarified liquid with aromatic odor and sweet taste. It is mainly used for the treatment of acute and chronic respiratory diseases such as cough, thick sputum, difficult sputum discharge and wheezing caused by acute and chronic bronchitis, bronchial asthma and emphysema. It should be noted that there will be adverse reactions, which will act on the mental and nervous system, and occasionally headache, hand tremors, drowsiness, excitement and numbness of the limbs can be seen, and sometimes allergic symptoms can occur, and the drug should be stopped as soon as the above symptoms are detected.