制半夏 半夏 Ban Xia / Prepared Rhizoma Pinelliae / Preparatum

other names: Arisaema cochinchinense, Arum dracontium, Arum ternatum, Banha, Ban Xia, Fa Ban Xia, P. Ternata, Pinellia, Pinellia cochinchinense, Pinellia ternata tuber, Pinellia Tuber, Pinelliae Tuber, Pinellia tubiferia, Pinellia wawrae, Pinellie Ternée, Rhizoma Pinelliae, Rhizoma Pinelliae Preparata.

Pinellia ternata is a plant. An underground part called a tuber is used to make medicine.

Pinellia ternata is a common ingredient in Traditional Chinese Medicine combination products. Many of these products are used for morning sickness. Pinellia ternata, along with ginger, is an ingredient in the herbal formulation Xiao-Ban-Xia-Tang (XBXT), which is used to prevent vomiting. Pinellia ternata is also used in Japanese Kampo medicine. It is an ingredient in Sho-seiryu-to (SST), which is used for the flu.

Outside of Chinese Medicine, pinellia ternata is used for nausea, morning sickness, cough, birth control, influenza (flu), swine flu, and pain and swelling (inflammation).