Ventryl LS Expectorant is a combination of Levosalbutamol, Ambroxol and Guaifenesin.This medicine is used in relieving cough with mucous. This medicine is also used in the treatment of bronchitis, asthma, and other breathing disorders by relieving symptoms such as wheezing, shortness of breath, chest tightness, breathing difficulties, coughing, etc. Ventryl LS Expectorant dissolves thick mucous formed in the air passages and makes it easier to cough out the mucous formed in your chest. It also clears and widens your airway tubes which makes it easy for you to breathe. Ventryl LS Expectorant shows some side effects like headache, diarrhoea, stomach upset, dizziness, nausea, vomiting, etc. Most of these are short-lasting and usually get better after some time. Talk to your doctor if these side effects bother you. This medicine may cause sleepiness, so you should avoid activities requiring mental focus like driving and operating machines. Ventryl LS Expectorant can be taken with or without food as prescribed by your doctor. Take this medicine preferably with food to avoid any stomach problems. Drink adequate water while taking this medicine as this will help in reducing throat irritation. You should complete the whole course even if you feel better after few doses. Avoid abrupt discontinuation of this medicine as your symptoms could come back. Avoid taking this medicine for more than the prescribed duration. If a cough lasts for more than 5 days or your symptoms do not improve, consult your doctor. Ventryl LS Expectorant should be avoided if you have an allergy to any of the known ingredients of this medicine. Inform your doctor if you have diabetes or heart, liver, stomach, and intestinal problems. Avoid giving this medicine to your child unless prescribed by your doctor. Consult your doctor if you are pregnant, or are breastfeeding.