An air conditioner in the bedroom helps cut down on pollen. Go to an air conditioned store or mall for a few hours if the allergies get bad. Cover mattresses and pillows with plastic covers. Avoid multiple stuffed animals in the room. Consider changing from drapes to blinds in the bedroom.
Pollen is more concentrated in the air at night.
Your child is not feeling better after the above treatments. Your child is missing school, or cannot sleep or play because of allergies. You notice your child wheezing or breathing hard. Your child has a persistent nighttime cough, or coughs during play. They are washed out with the runny nose.