Lacikof-LS Syrup is a combination medicine used to treat cough with mucus, providing relief from runny nose, sneezing, itching, and watery eyes. Common side effects include stomach upset, shivering, increased heart rate, nausea, vomiting, and headache. It can cause sleepiness, so don't drive or engage in mental focus activities until you know how it affects you. Avoid alcohol while taking this medication. Before taking it, inform your doctor if you are pregnant, planning pregnancy, breastfeeding, or have kidney or liver diseases.