Casimiroa is a genus of plant species that belongs to the family Rutaceae. It includes several trees and shrubs that are native to tropical regions of the Americas. One of the most well-known species in this genus is Casimiroa edulis, which is commonly known as the "white sapote" or "casimiroa." This fruit-bearing tree has large, glossy leaves and produces a white, pulpy fruit that tastes sweet and creamy. The fruit is often used in desserts, drinks, and traditional medicine.

In a medical context, Casimiroa has been studied for its potential sedative and hypnotic effects. Some research suggests that certain compounds found in the plant, such as casimiroin and edulilic acid, may have calming and sleep-promoting properties. However, more research is needed to fully understand the medicinal uses and safety of Casimiroa. It's important to note that consuming large amounts of the fruit or extracts from the plant can cause side effects such as nausea, vomiting, and dizziness. Therefore, it's recommended to consult with a healthcare professional before using Casimiroa for medicinal purposes.