King-to Nin Jiom Pei Pa Koa (Chinese: 京都念慈菴川貝枇杷膏; Jyutping: ging1 dou1 nim6 ci4 am1 cyun1 bui3 pei4 paa4 gou1; pinyin: Jīngdū niàn cí ān chuānbèi pípá gāo), commonly known as Nin Jiom Pei Pa Koa or simply Nin Jiom Herbal Cough Syrup, is a traditional Chinese natural herbal remedy used for the relief of sore throat, coughs, hoarseness and aphonia. It is a throat demulcent and expectorant.