Cetrizine Cold DS Suspension is a medication used to relieve common cold symptoms like blocked nose, runny nose, fever, watery eyes, sneezing, allergic rhinitis, and nasal congestion. It is used with caution in pregnant and breastfeeding women and should be avoided by those with liver, kidney, convulsions, diabetes, or thyroid problems. Common side effects include nausea, vomiting, sleepiness, and dizziness.