Boiron - Coldcalm Homeopathic Medicine for Cold Relief  - 60 Quick-Dissolving Tablets Boiron Coldcalm combines homeopathic medicines traditionally used to treat cold symptoms like sneezing, runny nose, sinus and nasal congestion, and minor sore throat. Take Coldcalm at the first sign of a cold. Boiron Coldcalm also helps relieve sneezing attacks, headaches associated with colds,