Coughing in early pregnancy is still relatively common and is often caused by an upper respiratory tract infection. The first thing to do is to check the routine blood test and C-reactive protein to determine the type of infection. In early pregnancy, resistance is relatively weak, it is easy to have a cold phenomenon, if there is a routine blood white blood cell elevation as well as C-reactive protein elevation, is a bacterial infection caused by coughing, need to use antibiotics for treatment. If penicillin is not allergic, amoxicillin capsules can be used. If the cough is caused by a simple elevation of C-reactive protein, the cough is caused by a viral infection of the respiratory tract, in which there is a lot of inflammatory exudate in the respiratory tract, which can lead to coughing, and the use of antiviral drugs is more effective. The safer medications are Banlangen Granules as well as Pu Di Lan Anti-inflammatory Oral Liquid, which can also be safely used in early pregnancy and can be taken three times a day.