A member asked:

I have been experiencing head congestion and very muggy for months now. can this be a severe sinus issue? allergy d is not working is mucinex (guaifenesin) better?

A doctor has provided 1 answer
Dr. David Rosenthal answered

Specializes in Allergy and Immunology

No: Seek the help of an allergist. Allegra d is different than Mucinex (guaifenesin) dm, but you should learn what you are allergic to to help avoid symptoms.

Answered 2/17/2015

4.8k views

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