? see allergist: If this is a long standing issue i would suggest a consult before you waste more money. That said, air filtration can take days before the effects are seen.
Answered 9/28/2016
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2 doctors weighed in across 2 answers
3 doctors weighed in across 2 answers
2 doctors weighed in across 2 answers
3 doctors weighed in across 2 answers
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