Schedule: This varies by regions. You can check your local pollen counts with a simple google search or download various pollen count apps to your phone. In general: Early spring: trees late spring: grass fall: ragweed year round: dust mite, dog, cat, cockroach, indoor molds
Answered 6/18/2014
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5 doctors weighed in across 4 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
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