Pregnant women with Helicobacter pylori always vomiting and acid reflux, it is recommended to take oral medication after delivery. 1. Pregnant women infected with Helicobacter pylori will lead to low gastrointestinal function, excessive secretion of gastric acid, the acidic environment is conducive to the growth of Helicobacter pylori, exacerbating the damage to the gastric mucosa, resulting in vomiting and acid reflux and other symptoms. Due to the acidic environment of the stomach, most antimicrobial drugs cannot penetrate the mucous membrane layer to reach the bacteria, so H. pylori is not easy to eradicate. 2. The commonly used clinical treatment program is quadruple therapy, i.e. 2 antibacterial drugs + proton pump inhibitor + bismuth, commonly used drugs include clarithromycin, amoxicillin, omeprazole, bismuth potassium citrate and so on. 3. Among the above therapeutic species, antibacterial drugs (amoxicillin, metronidazole, clarithromycin, etc.) all have effects on pregnant women and fetuses, and should not be used; proton pump inhibitor drugs (omeprazole, epprazole, etc.) are prohibited in pregnant women; and bismuth (bismuth potassium citrate, colloidal bismuth, etc.) are prohibited in pregnant women. Pregnant women infected with Helicobacter pylori during pregnancy can be temporarily without medication, if you use medication, please use it carefully under the guidance of a doctor. Meanwhile, you should separate tableware from your family when eating to prevent H. pylori from spreading to your family.