In both Chinese and Western medicine, cloves have seen use in dentistry, where its oil is a painkiller. In this way, it is also sometimes used to numb away irritation and pain on the skin. They are also used in a variety of ways to aid in digesting, soothing the stomach, or even relieving gas. In aromatherapy, Cloves have seen use in clearing the head, as well. In Chinese medicine it is also utilized sometimes in treating impotence or morning sickness.