Whether or not there is any effect of taking stomach medicine in early pregnancy depends on the type of stomach medicine, some stomach medicine can be taken in early pregnancy, such as sodium bicarbonate, etc. Some stomach medicine, such as omeprazole, etc., may have an effect on the fetus after taking.
There are more types of gastric drugs, some gastric drugs, such as sodium bicarbonate, colloidal bismuth gel and other drugs to neutralize gastric acid belongs to the gastric mucous membrane protector, can reduce the gastric acid on the gastric mucous membrane stimulation, generally will not have an impact on the development of the fetus.
For example, omeprazole, rabeprazole and other proton pump inhibitors, eaten in the early stages of pregnancy may have an impact on the fetus.
If you have any discomfort after pregnancy, it is recommended to consult a physician for medication and not to take medication blindly on your own.