The problem with zinc lozenges.
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George
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D000284:Administration, Oral; D003139:Common Cold / Q000188:drug therapy*; D003371:Cough / Q000188:drug therapy*; D004305:Dose-Response Relationship, Drug; D006801:Humans; D012307:Risk Factors; D013607:Tablets; D015032:Zinc / Q000008:administration & dosage* / Q000009:adverse effects
D013607:Tablets; D015032:Zinc