Sure. Phyllanthus urinaria and Guava leaves have the functions of clearing away heat and toxic materials, lowering blood lipid and lowering blood sugar. Soaking in water together can enhance the efficacy of clearing away heat and toxic materials, and also help to lower blood lipid and blood sugar. Guava leaves also have the functions of beauty beauty, promoting sleep and so on. Proper drinking is beneficial to health. So Phyllanthus urinaria can be soaked in water with guava leaves to drink.