Harvard Health Letter

References for “Cold comfort”

Caruso TJ et al, "Treatment of naturally acquired common colds with zinc: A structured review," Clinical Infectious Diseases (September 2007), Vol. 45, pp. 569–574. Eby GA et al, "Reduction in duration of common colds by zinc gluconate lozenges in a double-blind study," Antimicrobial Agents and Chemotherapy (January 1984), Vol. 25, No. 1, pp. 20–24. Schroeder K and Fahey T, "Systematic review of randomized controlled trials of over-the-counter medicines for acute cough in adults," BMJ (Feb. 9, 2002), Vol. 324, pp. 329–331.
To continue reading this article, you must login.
  • Research health conditions
  • Check your symptoms
  • Prepare for a doctor's visit or test
  • Find the best treatments and procedures for you
  • Explore options for better nutrition and exercise
Learn more about the many benefits and features of joining Harvard Health Online »