枇杷膏 Traditional form: 枇杷膏 Pinyin (reading): pípágāo Definitions: Pei Pa Koa, proprietary cough syrup made with traditional Chinese herbs Characters: 枇 - loquat tree 杷 - loquat tree; axe handle 膏 - grease, fat; ointment, paste Traditional characters: 枇 - loquat tree 杷 - loquat tree; axe handle 膏 - grease, fat; ointment, paste