Can I have dry mouth in early pregnancy? There is no obvious symptom of dry mouth in the early stage of pregnancy. After the appearance of early pregnancy reaction, pregnancy vomiting is stronger, and thirst and dry mouth can indeed exist because the pregnant woman’s whole body is in a state of dehydration and water loss occurs. If the pregnancy vomiting is more severe, low blood sodium, low blood potassium, imbalance of gastric acid balance, or even disorder of secretion, it is necessary to go to the hospital in time for consultation to exclude the consequences of adverse effects on the pregnant woman. It is important to check your own blood sugar in the early stages of pregnancy, whether there is a problem with blood sugar or not. If blood sugar is relatively high, thirst and dryness of the mouth can also occur.