Grastek (Timothy Grass Pollen Allergen Extract)
What is Grastek (Timothy Grass Pollen Allergen Extract) Grastek is a prescription medicine used for sublingual (under the tongue) immunotherapy to treat Timothy and related grass pollen allergies that can cause sneezing, runny or itchy nose, stuffy or congested nose, or itchy and watery eyes. This medicine may be prescribed for persons 5 through 65 …