Yes: The drainage can trickle down and cause you to cough as can reflux. When lying flat the phlegm you have swallowed can go back towar the lungs and cause coughing. If you have colorful sputum get a doctor to check you because you may be infected.
Answered 8/29/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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