Grastek

List of products in the National Drug Code with proprietary name grastek. This medication is used to treat certain allergies that may occur seasonally or year round. It is an extract of certain plant pollens that can cause allergies. Before prescribing this medication, your doctor must do laboratory/medical tests (such as skin or IgE tests) to learn what you are allergic to. This pollen allergen extract works by making your body less sensitive to the pollens (such as ragweed, grasses) that cause your allergies. This medication will not work right away to relieve allergy symptoms. When taken as directed, it may help relieve symptoms such as sneezing, runny/stuffy nose, cough, or itchy/watery eyes that are caused by allergies.