Throat-opening sword spray for children is not recommended for pregnant women. Because Kaijian is a drug for the treatment of chronic pharyngitis and acute pharyngitis, the specific adverse effects are not known. If a pregnant woman uses it, it may affect the development of the fetus, so it is not recommended for use. If a pregnant woman develops symptoms of acute or chronic pharyngitis during pregnancy, she needs to use the medication under the guidance of a doctor. In addition, try to avoid the use of drugs prohibited during pregnancy, if self-medication, may have an impact on the development of the fetus.