It is also known as neem seed, which is also called neem seed because it is good in Chuanzhong. It has the efficacy of dispersing heat from the liver, promoting qi and relieving pain (relieving pain by regulating the body’s qi), killing worms and treating ringworm and is mainly used for treating pains due to liver depression with heat, pain in the epigastrium (abdomen), pain in the ribs, pain in the hernia, pain in the abdomen due to accumulation of worms and ringworm in the head. Neem is the dried mature fruit of Neem, family Neemaceae, with bitter taste, cold nature, small poison, belonging to the liver meridian, small intestine meridian, bladder meridian, can be used to treat liver depression and fire (liver qi blockage resulting in fire and heat), chest and ribs (chest and ribs), and epigastric distension and pain, pain in hernia, abdominal pain, worms and ringworm, ringworm, bald sores, and so on. Neem contains roundworm repellent effective component neemin, pig roundworm has obvious paralyzing effect, it also has antibacterial effect on Staphylococcus aureus, in addition, it also has the effect of blocking the transmission between the neuromuscular junctions, so it is not suitable for simultaneous use with neostigmine. It is important to note that neem should be used with caution in people with cold spleen and stomach (weak and cold spleen and stomach), and pregnant women. If you need to use neem, please do so under the supervision of a physician.