Stewed Sydney with Chuanbei rock sugar has no effect on pregnant women and fetuses, so pregnant women can safely eat it. Moreover, this kind of food also has the effects of relieving cough, resolving phlegm and moistening lung, and pregnant women can enhance their physical fitness by eating more. Precautions: Pregnant women should not take medicine at will when they are pregnant. It is best to take medicine under the guidance of a doctor to avoid irreversible damage to the fetus.