This topic contains 9 study abstracts on Metformin indicating it may contribute to Diabetes Mellitus: Type 2, Cardiac Mortality, and Diabetes: Cardiovascular Illness Metformin Metformin (Glucophage) 500 Mg Prices, Discount Comparisons & Savings Options Metformin (Glucophage) 500 mg discount prices range from per pill or unit. Metformin is usually used for treating high blood sugar. This article takes a look at whether it's a good idea to take metformin for weight loss. Metformin and TSH Levels Explained Metformin (Glucophage ®) is a prescription medication licensed for the treatment of type 2 diabetes. One article has suggested that metformin can decrease TSH levels in people with an underactive thyroid (hypothyroidism) or Hashimoto's thyroiditis. Metformin is an inexpensive drug used to treat high blood sugar levels caused by type 2 diabetes. It is more popular than comparable drugs. Consuming grapefruit or grapefruit juice can affect the safety and effectiveness of a variety of drugs. However, there is little evidence to suggest people taking metformin should avoid grapefruit. To address that concern, researchers recently conducted a study, published in the journal Cancer Epidemiology, Biomarkers & Prevention, of the relationship between metformin use and colorectal cancer, and they came away with some good news: Long-term use of metformin is associated with a decreased risk for colorectal cancer in men with diabetes. Introduction. Metformin is a first line agent for the treatment of type 2 diabetes that can be used alone or in combination with sulfonylureas, thiazolidinediones or other hypoglycemic agents. Noticed your metformin smelling fishy? These tips from researchers can help you reduce the odor of this popular diabetes medicine. Metformin is used with a proper diet and exercise program and possibly with other medications to control high blood sugar. It is used in patients with type 2 diabetes.