Ear inflammation in pregnant women may refer to otitis externa, cerumen embolism of the external ear canal, acute otitis media and so on. 1. Otitis externa: caused by bad ear digging habits or water in the ear, it is recommended to keep the ear canal locally clean and dry, and hydrogen peroxide can be used to clean the ear canal. For the use of antibiotics need to strictly refer to the instructions of the drug, to local topical drugs, try to avoid adverse effects on the fetus. 2. Cerumen impaction of the external ear canal: it can also cause ear discomfort, even infection and pain. It is recommended to clean out the cerumen thoroughly under otoscopy first, and most of the symptoms can be relieved. 3. Acute otitis media: in most cases, bacterial infection is considered to be the cause, and if the symptoms are serious, systemic antibiotic treatment is needed. For the use of antibiotics need to strictly refer to the instructions of the drug, to the topical application of drugs, try to avoid adverse effects on the fetus. Pregnant women should take into account the impact of drugs on the fetus, so go to the hospital as soon as possible, need to choose drugs under the guidance of a professional doctor, not blindly use their own drugs.