There is no such thing as “impaired fasting blood glucose, what drugs can be taken to return to normal”, impaired fasting blood glucose does not necessarily need to be treated with drugs.
Impaired fasting blood glucose belongs to pre-diabetes, generally consider taking lifestyle interventions, such as controlling total daily calorie intake, rationally distributing three meals, which can be distributed according to 1/3 or 1/5, 2/5, 2/5, avoiding high-sugar, high-fat food, etc., and actively engaging in exercise (such as brisk walking, swimming, jogging, etc.), with a weekly exercise duration of about 150 minutes.
If the above methods do not improve impaired fasting blood glucose, glucose-lowering medications, such as metformin and acarbose, should be taken under medical supervision.
Patients with impaired fasting glucose are recommended to be treated under the supervision of a doctor.