A member asked:

What does oral decongestant (pseudoephedrine) actually do? thin mucus, reduce mucus and/or dry it up? also why does it help with post-nasal drip?

A doctor has provided 1 answer

Dr. Al Hegab answered

Specializes in Allergy and Immunology

Reduces blood flow: in the affected area, hence dries up the secretions, a temporary solution though, fighting inflammation for whatever reason , is the key in mangement

Answered 6/5/2017

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A member asked:

What does oral decongestant (pseudoephedrine) actually do? thin mucus, reduce mucus and/or dry it up? also why does it help with post-nasal drip?

A doctor has provided 1 answer

Dr. Al Hegab answered

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