Castor has a small poison, external use can reduce swelling and pull out the poison, can be used alone research paste, can also be used with rosin, frankincense, myrrh, croton, etc. Pounding paste paste. Attention, this product may cause poisoning both internal and external poisoning can be life-threatening. Castor seed is used in the treatment of carbuncle and gangrene (a kind of poisonous sores, occurring on the surface of the body, limbs, internal organs of the acute suppurative disease), scrofula, scrofula (mainly refers to the cervical lymph nodes tuberculosis), carbuncle, paralysis of the larynx (pharyngeal redness, swelling and pain, or dryness, a sense of foreign body, or pharyngeal itching discomfort, dysphagia), scabies, jock itch, scalded, oedema, swelling and fullness, dryness of stools and stools, crooked eye, bruises and injuries. Castor seeds can be used externally to eliminate swelling and pull out poison, so it is often used in carbuncle and gangrene, scrofula, carbuncle, etc., the first can promote its dissipation, has been ulcerated can lift the pus and pull out poison. It can be used alone to make paste for external application, and can also be used with rosin, frankincense, myrrh, croton, etc. to make paste for applying, in order to remove poison and activate blood to eliminate carbuncle. Pregnant women and people with slippery stools are forbidden to take. There are reports that the external use of castor beans can also lead to anaphylactic shock. If there is any discomfort, it is recommended to consult a doctor in time. If you need to use medication, you should go through a doctor’s diagnosis and follow the doctor’s instructions for standardized treatment.