Iyara Ma Weang Lozenge is made of various Herb as Solanum trilobatum Linn. (Ma-weang), Licorice, Terminalia sp., Acacia concinna Wild., Grewia sinuate Wall., Chinese plum/ lemon powder . 

it help relieve cough, irritated throat, itchy throat, phlegm, sputum, soothe the throat .