There is no big problem for a woman to have blood inside her nose during pregnancy. If no other adverse symptoms are produced, there is no need to use medication because it is normal for the mucous membrane to become congested as the blood volume of the body itself is expanded and blood volume is increased during a woman’s pregnancy. If there is a break in the mucous membrane, you can use drugs that promote the repair of the mucous membrane, such as rehabilitation new liquid for external use or peppermint paraffin oil drops for the nose, these drugs will not affect the development of the fetus. You can also use saline or physiological seawater for nasal rinsing, which is also helpful for the repair of mucous membranes. It is not recommended to use oral medication to avoid affecting the development of the fetus. Also pay attention to rest and avoid strenuous exercise.