Find a better Dr: No vitamins have any effect on this. In fact most people get full nutrition from food and derive no benefit from vitamin pills. "Upper respiratory" infection is far too broad. Most URI are viral and do not respond to antibiotics. We all get them. Do you smoke? Asthma? How bad were they? Get a FLU SHOT.
Answered 12/14/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
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