Ma Ren Cough Syrup is an over-the-counter drug with the effect of relieving cough, expectorant and asthma. It is mainly used clinically for cough and asthma caused by acute bronchitis, acute attack of chronic bronchitis, upper respiratory tract infection and other diseases. Its main ingredients are ephedra, bitter almonds, gypsum and roasted licorice, of which ephedra can expel evil heat from the lung, gypsum has a powerful effect on clearing heat, almonds can lower lung qi, roasted licorice can benefit qi and harmonize the middle, and the four drugs used together can both relieve the symptoms and clear the lung. Note: This medicine contains sugar, so it is contraindicated for diabetic patients. To ensure the efficacy of the medicine, avoid smoking, alcohol and spicy, cold, greasy food during taking the medicine; it is not advisable to take tonic Chinese medicine at the same time during taking the medicine; be cautious for patients with hypertension and heart disease; be cautious for those with cold spleen and stomach deficiency and diarrhea; it is prohibited for those who are allergic to this medicine. If the symptoms are not relieved after three days of medication, you should go to the hospital for consultation.