Used for respiratory conditions. it is especially effective in treating dry, spasmodic coughs, which are worse at night or when lying down. this remedy is commonly indicated for whooping cough, bronchitis, and asthma, where there is difficulty in breathing, sharp chest pain, and a feeling of a tickling sensation in the throat. drosera rotundifolia is also helpful in coughing fits that are accompanied by vomiting or hoarseness, often triggered by exposure to cold air.