Chupar rebuçados com Zinco (comprimidos não ajudam):
http://www.dailymail.co.uk/health/article-3695461/Have-finally-cure-common-cold-Taking-zinc-lozenges-speed-recovery-THREE-days.html
Citando:
"In common colds, the virus may grow in the throat, which is why using [zinc] lozenges may work better than swallowing pills, researchers said."
(...)
"People must take a lozenge every 2 - 3 hours for a high dose of the mineral. "