You can take eugenol in early pregnancy, eugenol is a drug used to treat hypothyroidism, pregnancy combined with hypothyroidism pregnant women are now very much, and some have been determined to have hypothyroidism before pregnancy. Patients with hypothyroidism who have poorly controlled thyroid function during pregnancy will have an impact on the baby’s growth and development, and are prone to increased probability of miscarriage, fetal malformation, and premature birth, so they need to continue taking the medication during pregnancy. Eugenol is safe to use during pregnancy according to the doctor’s instructions, and will not affect the baby, and the dose of the drug should be adjusted, it is recommended to do a thyroid function test every four weeks, follow up in the internal medicine department, the internal medicine doctor will be based on the results of the thyroid function test, the dosage of the drug discretionary adjustments, the patient is not able to discontinue the drug or change the dosage on their own.