This is a normal early pregnancy reaction, don’t worry, and you can’t take drugs indiscriminately, so as not to take drugs improperly and affect the baby’s development, it is better to eat more vegetables and fruits, and at the same time, it is recommended to eat easily digestible food, which can be improved. Generally, these early pregnancy reactions will disappear by about 3 months of pregnancy, so it is better to observe and see. If you have a lot of saliva, it is better to go to the hospital for examination to exclude the spleen and stomach deficiency, mouth ulcers, etc. After clarification, under the guidance of the doctor, reasonable treatment, pay attention to drink more water, eat lightly, do not overeat. If the mouth ulcers, eat more fruits containing vitamin C, such as oranges, grapefruit, and pay attention to oral hygiene.