Cannabis, particularly compounds like THC and CBD, has been shown to have anti-nausea and anti-vomiting effects. It’s often used medicinally for conditions like chemotherapy-induced nausea and vomiting, as well as for managing nausea associated with other medical conditions like AIDS and multiple sclerosis. However, it’s essential to consult with a healthcare professional before using cannabis for medicinal purposes, as dosage and form of administration can vary based on individual needs and health considerations.