What to do about nasal congestion from cat when i come home for breaks?

Cat allergy: You have a cat allergy. If you are coming home and know there will be problem there are a few things to do. First ask parents to be sure your room is clean and cat hair and cat free and cleaned before you get there. Nasalcrom (cromolyn) is a great way to help prevent cat issues...It is over the counter and you can start using it a week before you come home and it will reduce your response.