Ambroxol Oral Solution can treat symptoms such as cough, sputum expectoration difficulty and wheezing caused by acute and chronic respiratory diseases, and those who meet the indications have a better therapeutic effect when taking this drug. Ambroterol Oral Solution contains two ingredients, Ambroterol Hydrochloride and Clenbuterol, in which Ambroterol Hydrochloride can reduce the secretion of mucus glands, reduce the viscosity of sputum, and at the same time promote the secretion of lung surface active substances, enhance the function of bronchial cilia, so that sputum can be more easily discharged. Clenbuterol hydrochloride is a selective β-agonist, which can relax the bronchial smooth muscle and enhance the movement of respiratory mucosal cilia to promote sputum discharge. When patients with acute and chronic respiratory diseases have symptoms such as cough, difficulty in expelling sputum and wheezing, taking Ambroterol Oral Liquid can effectively improve the symptoms. Adverse reactions to the drug are relatively rare, occasionally there are headaches, drowsiness, dizziness, insomnia, tachycardia, allergic rashes and other unpleasant symptoms. It is contraindicated in people who are allergic to the components of the drug, patients with hypertrophic cardiomyopathy. Use with caution in pregnant and lactating women as well as athletes; use with caution in patients with hyperthyroidism, cardiac insufficiency, diabetes mellitus and severe renal insufficiency. Ambroterol oral solution has a better therapeutic effect, but the medication needs to follow the doctor’s instructions, not blindly taken on their own.