Using air purifier would be a good way to reduce your allergy symptom.Air Fliter can be made into a simple handmade air purifier.Or you can change your air purifier's fliter.

The air filter is used and designed into the gas, air flow systems to remove the particulate matter in the force. It can effectively reduce pollen, smoke, pet dander, bacteria, dust, mold dust mites in the air, providing clean fresh air outside.