Eat methimazole blood sugar is normal, stopped on the rise of patients, should promptly consult a formal hospital, clear whether diabetes, follow-up according to the blood glucose situation under the guidance of specialists in diagnosis and treatment. Some studies have shown that methimazole can cause blood glucose lowering, so there may be a situation where blood glucose is normal after taking methimazole and rises after stopping. If the above situation occurs, we should wait until the condition is stable enough to stop using methimazole, and then promptly improve the fasting plasma glucose, oral glucose tolerance test, glycated hemoglobin, etc., combined with the presence of symptoms such as dry mouth, drinking and urinating, etc. to comprehensively determine whether diabetes mellitus can be diagnosed. If the blood glucose is only mildly elevated but does not meet the diagnostic standard of diabetes mellitus, the blood glucose can be lowered through dietary control and appropriate exercise. If the diagnosis of diabetes is confirmed, you should consult a regular hospital in a timely manner, under the guidance of endocrinologists for treatment. When the blood sugar is normal after taking Methimazole and rises after stopping it, it is recommended to go to the hospital and ask the doctor to make a judgment and give a treatment plan.