3 months pregnant or a lot of saliva is mainly related to the reaction of pregnancy, is a normal phenomenon. After pregnancy, women’s hormone levels increase, resulting in sodium retention, which can cause gastrointestinal mucosa and oral mucosa slight edema, the phenomenon of increased drooling; coupled with the accelerated blood circulation after pregnancy, the metabolic rate increases, resulting in increased secretion of glands in the mouth, the phenomenon of increased drooling will occur. Most women’s drooling will be reduced or improved after 3 months of pregnancy, but there are individual differences in personal constitution. However, there are individual variations. It is normal for some women to have severe reactions during pregnancy and the symptoms of hypersalivation may last longer. In addition, excessive drooling should also be checked to see if it is caused by diseases, such as oral mucosal ulcers or gastric diseases, etc., and treatment should be given after confirming the cause. If you are still drooling a lot in the third month of pregnancy, you need to pay attention to oral hygiene.