Monkey Head Mushroom is known to strengthen the spleen and open the stomach (improving appetite by strengthening the spleen), move the qi and eliminate food, and tranquilize the mind and benefit the intellect (stabilizing the mind and promoting intellectual development). Contraindications for this drug are unclear. Monkey Head Mushroom is the dried substrate of the fungus Monkey Head Mushroom of the family Odontococcaceae, which is flat and sweet in nature, and belongs to the spleen, stomach and heart meridians. This drug has the effects of strengthening the spleen and opening the stomach, promoting the flow of Qi, eliminating food, calming the mind and promoting intelligence, and can be used to treat the symptoms of food accumulation (food indigestion and accumulation in the stomach), distension and pain in the epigastrium (abdomen), deficiency of the spleen with little food, insomnia and excessive dreaming. The adverse effects and contraindications of the drug are not known. Before using Monkey Head Mushroom, it is recommended to visit a regular hospital for treatment under the guidance of a medical professional who can identify and treat the symptoms.