KUCOLD suspension combines paracetamol for pain relief and fever reduction, phenylephrine HCl to relieve nasal congestion, and chlorpheniramine maleate as an antihistamine to reduce allergy symptoms. Sodium citrate acts as an expectorant to ease chest congestion, and menthol provides a cooling sensation to soothe sore throats. Together, they address cold, flu, and allergy symptoms.