The most commonly claimed efficacies of the zingiberaceous plants in Thai traditional
medicine are for treatment of various symptoms related to digestive system such as stomachache,
diarrhea, flatulence, and stomach ulcer. These plants include Alpinia galanga, Boesenbergia
rotunda, Curcuma longa, Kaempferia parviflora, and Zingiber officinale. Other distinct
medicinal properties such as aphrodisiac and diuretic are also mentioned in B. rotunda, antimotion
sickness in Z. officinale, and counterpain in Zingiber montanum