Go to a hospital today, the doc tor matched 30 saleratus, what effect does sodium bicarbonate have?

今天去医院，医生配了30粒小苏打，小苏打有什么作用吗？

Baking soda, otherwise known as bicarbonate of soda, sodium bicarbonate, and, less commonly, saleratus , is a chemical salt with diverse practical uses.

苏打，另外学名也叫重碳酸盐，碳酸氢钠或众所周知的小苏打是一种用途广泛的化学盐。