- 狗皮膏药 gǒupígāoyao dog-skin plastera type of plaster used in traditional medicine for treating physical injuries or rheumatism; it is applied directly to the skin to relieve pain
- 贴膏药 tiēgāoyao to apply a plasterto stick on a medicated plaster
- 卖狗皮膏药 màigǒupígāoyao to sell quack remediesto palm things off on others using flowery language; to use deceptive talk or tricks to cheat people
- 卖膏药 màigāoyao to sell snake oilto use flowery words to deceive people or palm off low-quality goods, as traveling quacks once did; also written as [[卖狗皮膏药|賣狗皮膏藥|mai4 gou3 pi2 gao1 yao5]]
- 膏药旗 gāoyaoqí the Japanese flag(colloquial, derogatory) the national flag of Japan