Zinc Acetate Lozenges for the Treatment of the Common Cold: A Randomized Controlled Trial Harri Hemilä, Jari Haukka, Marianne Alho, Jussi Vahtera, and Mika Kivimäki When used for 5 days after the onset of symptoms, a commercially available zinc acetate lozenge was ineffective in treating the common cold. While taste has been a frequent complaint in previous zinc lozenge...
