The pharmacopoeia recommended dosage of white aconite is 3-6 g. The usage is mainly used after concocting, but for external use, it is recommended to pound the raw product in appropriate amount and apply it to the affected area. White aconite is the dried tuber of the unicorn lily of the family Tennessee. It is pungent, warm and poisonous in nature, and belongs to the stomach and liver meridians. It has the efficacy of dispelling wind and phlegm, fixing convulsions, removing toxins and dispersing knots, and relieving pain. It can be used in the treatment of stroke and phlegm congestion, mouth and eyes slanting and speech outspoken, convulsions (pediatric diseases mainly manifested by dizziness, convulsions, convulsions), epilepsy, tetanus, phlegm-convulsive headache (headache caused by phlegm obstruction of qi), migraine headache and other diseases. It should be noted that white aconite is poisonous and should be used cautiously in raw form, while pregnant women should not use it. The dosage recommended by the Pharmacopoeia is 3-6 g. For internal use, it should be used after concocting, and for external use, it should be used in raw form by pounding and applying to the affected area. If necessary, it is recommended to go to a regular hospital for treatment under the guidance of a professional physician.