It is recommended that pregnant women use ointments that do not contain fluoride in them as well as containing medications and other conditions. 1. Whitening toothpaste containing fluoride: Excessive fluoride is harmful to the human body and this damage is irreversible. Therefore, it is recommended that pregnant women do not use fluoride whitening toothpaste to avoid adverse effects on the fetus. 2. Containing medicines: toothpaste containing medicines is not recommended for pregnant women, such as toothpaste containing antibiotics, because some of these medicines will have an effect on the fetus, and long-term use of them may lead to fetal deformities, miscarriages and so on. In addition, it is recommended that pregnant women should not use toothpaste with a large irritating odor, which may cause a more violent vomiting reaction in pregnant women and so on. If pregnant women experience adverse reactions after using toothpaste, it is recommended that they stop using it and seek medical attention in order to avoid adverse consequences.