Figure 3From: Efficacy and safety of an antiviral Iota-Carrageenan nasal spray: a randomized, double-blind, placebo-controlled exploratory study in volunteers with early symptoms of the common coldMean individual symptom scores over 7 days. Mean individual symptom scores ± SEM for Carrageenan nasal spray (black squares) and Placebo (black triangles) treatment groups. The y axis shows the day of recording. The y axis shows the study day; i indicates the point of inclusion into the study.Back to article page