It is the United States east coast residents. To me it has worked. I think cedar pollen is that it is mainstream in Japan, I think I would you prefer to buy from the firm examined the list of pollen that work. It does not become sleepy, to not Kawaka also throat, it is very good! But it sneezes volley in the terrible day of the pollen, but much it is not necessary to drink the usual sleepy strong medicine.