Pregnant women are not recommended to use electric mosquito liquid, electric mosquito liquid contains pyrethroids, benzene and other chemical ingredients, pregnant women may have allergies, headaches and other adverse reactions when used improperly for a long time. Pyrethroids are neurotoxic substances that can be absorbed through the digestive tract, skin or respiratory tract, which may lead to allergic reactions such as itching, redness and swelling of the skin of pregnant women, and may also have an adverse effect on the nervous system of pregnant women and fetuses. In addition, the ether component of electric mosquito coils, with the role of anesthesia, after the use of headache, dizziness, nausea and other uncomfortable symptoms may occur. Therefore, it is recommended that pregnant women do not use electric mosquito liquid, can use physical methods such as mosquito nets and other mosquito repellent. If pregnant women use electric mosquito liquid after the occurrence of the above symptoms, it is recommended to seek medical advice in a timely manner, under the guidance of the doctor to improve the relevant examination, to clarify the cause of the disease, symptomatic treatment.