Metformin pioglitazone should refer to pioglitazone metformin tablets, obese patients with diabetes can take pioglitazone metformin tablets under doctor’s supervision. Pioglitazone metformin tablets is a compound preparation, whose components are pioglitazone hydrochloride and metformin hydrochloride. It is used as an adjunct to dietary control and physical activity to improve glycemic control in patients with type 2 diabetes mellitus, and is indicated for patients who are poorly treated with metformin hydrochloride alone, as well as for patients treated with a combination of pioglitazone hydrochloride and metformin hydrochloride. The side effects of this product are mainly from the side effects of pioglitazone and metformin, which may occur as mild or moderate edema, diarrhea and other symptoms. It is recommended that patients should use the drug under the supervision of a doctor. In case of discomfort, seek medical attention.