Castor leaves boiled water to play the castor leaves part of the efficacy, there is a certain extracting poison and swelling, dispel wind and dampness (remove the body of wind and dampness) efficacy, but the role is limited, can not replace the drug treatment. Castor leaves is the Euphorbiaceae plant castor leaves, there is a small poison, with the removal of toxins and swellings, the efficacy of expelling wind and removing dampness, clinically used in the treatment of rheumatism and paralysis, foot fungus, scabies itching, carbuncles and swollen poisons, coughing, phlegm and asthma. Castor leaves externally pounded or decoction of water to wash the main, can also be decocted soup for internal use. Castor leaves have a small toxicity, can not be used in excess, its adverse reactions and contraindications are not clear. Although castor leaves have many effects, but castor leaves boiled in water to play a limited role, it is recommended that the discomfort in a timely manner to seek medical attention, under the guidance of the doctor symptomatic use of medication, not self-medication.