Hydroxychloroquine is the most commonly used drug for the treatment of systemic lupus erythematosus, dry syndrome, and rheumatoid arthritis. Hydroxychloroquine is very safe, and mothers can breastfeed if they are taking hydroxychloroquine, which can be used by pregnant women, so the effect on the fetus and the newborn is very small. At the same time, the amount of hydroxychloroquine secreted through breast milk is not particularly large, so it is safe to take hydroxychloroquine during breastfeeding, it is possible to breastfeed, if parents are not sure, you can take hydroxychloroquine 2 hours before breastfeeding is safer. In conclusion, hydroxychloroquine is a safe drug, taking the drug should pay attention to every six months to review the fundus of the eye, dynamic observation of the fundus of the eye.