Hatric 3 Cold Tablet is used to treat the common cold and allergic symptoms such as runny nose, sneezing, itchy or watery eyes, and blocked nose. It works by relieving congestion and blocking the action of chemicals that cause allergy symptoms and pain. In some cases, this medicine may cause side effects such as drowsiness, tiredness, vomiting, diarrhoea, and constipation. Inform the doctor if you are pregnant or breastfeeding, taking any other medication, or have any pre-existing medical conditions.