Diet therapy is a good choice for pregnant women who cough. 1. Drinking pear juice. Pear juice is a natural cough treatment. It relieves inflammation in the throat and bronchi, thereby relieving coughs. For pregnant women, drinking pear juice also has a certain effect of clearing away heat and reducing fire. Making pear juice at home is very easy. Just put pears and some water in a blender and blend for a few minutes, then strain out the residue. Add a little honey or brown sugar to it to improve the taste, and you can control the sugar according to personal preference. However, when drinking pear juice, pregnant women should not add too much honey.