Is castor beans poisonous when crushed and applied externally?

Castor has the effect of pulling out the poisonous stagnation and clearing the channels and orifices, and this product is toxic when crushed externally or internally, so it should be taken according to the doctor’s instructions.
Castor seeds for the Euphorbiaceae plant castor seeds, this product is sweet, pungent, flat; poisonous, return to the large intestine, lung meridian. Castor seeds have the effect of removing poison and swelling, diarrhea and stagnation, and clearing the channels and orifices.
It can be used for the treatment of edema and fullness, carbuncle (a kind of poisonous sores, occurring on the surface of the body, limbs, internal organs of the acute suppurative disease), swelling and poisoning, bruises, laryngeal paralysis (pharyngeal redness, swelling, pain, or dryness, foreign body sensation, or itching and discomfort in the pharynx, dysphagia), crooked mouth and eyes, stools dryness, carbuncle (redness, swelling and pain of the breasts, breast milk drainage is not smooth, and ultimately the formation of septic disease), scalding and other diseases.
Castor beans can be taken internally in pills or externally pounded on the affected area. External or internal use can cause poisoning, triggering anaphylactic shock, or even life-threatening. Pregnant women and stool patients are prohibited to take this product.
Castor seeds for external and internal use need to be guided by a professional doctor, do not blindly take medication or increase the dosage without authorization, feel unwell and recommended to go to the hospital as soon as possible, do not delay the condition.