Dr Reckeweg Sanguinaria Canadensis 30 Dilution 11ml is used for supporting respiratory health, relieving right-sided headaches and promoting joint comfort, particularly in the shoulder and deltoid area. This homoeopathic remedy, derived from the bloodroot plant (Sanguinaria Canadensis), is formulated to act on the mucous membranes, providing support for conditions like asthma, cough and nasal issues, including polyps and altered sense of smell. It may be especially beneficial for managing headaches that start at the back of the head and radiate to the right eye, often accompanied by nausea or sensitivity to light.