Glozal Tablet is used to relieve seasonal and year-round allergies. This medicine works by blocking certain organic substances, called histamines, in the brain and other areas of the body. Glozal is also used to treat severe allergies due to food, medicines, or other causes. This medicine helps by treating the symptoms of the allergic reaction including skin rashes. The typical dose of Glozal is 5 mg once a day. The usual dose for children is 2.5 mg once a day. Glozal is commonly used at the same time every day. It takes 1 hour for this medicine to start to work. This medicine is not known to be habit-forming. This medicine should be used on an as-needed basis. If used for the treatment of allergies, the medicine can be stopped once the symptoms have disappeared and can be restarted again if symptoms reappear. If you experience symptoms for more than four days a week or for more than four weeks a year, your doctor may ask you to continue the treatment. Your treatment may continue as long as you are exposed to substances that cause your allergy. If using the liquid form of this medicine, measure the dose using the provided measuring cup, spoon, or dropper. Before pouring the medicine into the measuring device, you should check the measurement markings carefully. Then, pour the dose amount into the device. After use, clean and store the measuring device in a safe place for your next use. You should not use a tablespoon or teaspoon as the dose measuring devices since it can result in an incorrect dose. If indicated on the product package, shake the medicine before use. Dosage for a sore throat, runny nose, and eye irritation Adult (12 years and older) Recommended: 5 mg once daily in the evening Maximum: 5 mg once daily in the evening A valid prescription should be available upon delivery