Poisoning of hand-washed white fruits is usually due to skin contact with some irritating substances inside the white fruits, resulting in localized inflammatory and allergic reactions. First of all, you should rinse the surface with water as soon as possible, and then use benadryl ointment (or dexamethasone ointment, salbutamol ointment, etc.) externally, which has the effect of anti-allergic and anti-inflammatory. If there is a full-body rash, especially the hives like wind, then it is a systemic allergic symptom, and this situation usually requires oral or intravenous injection of anti-allergic drugs, such as benadryl, dexamethasone and so on. For patients with obvious symptoms, it is recommended to go to the hospital in time. This is due to the white fruit poisoning severe cases can affect the central nervous system, resulting in patients with coma, or even shock and so on, should be immediately given symptomatic supportive treatment, if necessary, you can use hemodialysis for detoxification.