Neem bark is poisonous. Neem bark boiled in water and bathed in water has the effect of killing insects and treating ringworm. However, the effect is limited, usually not up to the therapeutic effect.
Neem bark is poisonous, its flavor is bitter, cold; attributed to the liver, spleen, stomach meridian. It has the efficacy of killing worms and treating ringworm. It is mainly used for the treatment of ascariasis, pinworms, hookworms, wet sores and so on.
Neem bark boiled water bath for roundworms, pinworms, wet sores caused by itchy skin has a certain improvement effect. However, the effect is limited, not a substitute for medication to treat the disease.
Note that this product is toxic and should not be taken in excess or continuously. Pregnant women and people with cold spleen and stomach should not use it, and people with poor liver and kidney function should not take it.
If you need to use neem bark boiled water to take a bath, you need to use it under the guidance of a doctor to avoid adverse effects.