A new study by the U.S. Food and Drug Administration has raised concern about a possible risk linked to a newer group of diabetes medicines called SGLT2 inhibitors.
The research, published in the journal Annals of Internal Medicine, suggests that these widely used drugs may be connected to a rare but serious infection known as Fournier gangrene.
Diabetes is a long-term condition that affects how the body controls blood sugar. If blood sugar stays too high for too long, it can damage many parts of the body, including the heart, kidneys, and nerves. Because of this, many people rely on medications to help keep their blood sugar at safe levels.
SGLT2 inhibitors are one of the newer types of diabetes drugs. Unlike older medicines that mainly work through insulin, these drugs help the body remove extra sugar through urine. This method has helped many patients better manage their blood sugar and, in some cases, even improve heart and kidney health.
However, like all medications, they are not without risks. The FDA study has now highlighted a rare but very serious side effect that patients and doctors should be aware of.
Fournier gangrene is a severe infection that affects the tissue around the genital and anal areas. It spreads quickly and can become life-threatening if not treated immediately. Although it is very rare, it requires urgent medical care and often involves surgery and strong antibiotics.
In the study, researchers reviewed patient data from March 2013 to January 2019. They found 55 cases of Fournier gangrene in people taking SGLT2 inhibitors. The patients ranged in age from 33 to 87 years old, and both men and women were affected.
The timing of the infection varied widely. Some patients developed symptoms within just a few days of starting the medication, while others only showed signs after several years. This makes it harder to predict when the risk might appear.
Many of these patients also experienced other serious health problems at the same time, such as diabetic ketoacidosis, sepsis, and kidney damage. These conditions made their overall health situation more complicated and dangerous.
To better understand the risk, the FDA compared these cases with patients taking other diabetes drugs, such as metformin and insulin. Over a much longer period, from 1984 to early 2019, only 19 cases of the same infection were reported in people using these older medications.
This difference suggests that the risk of Fournier gangrene may be higher with SGLT2 inhibitors than with other diabetes treatments. While the overall number of cases is still small, the seriousness of the infection makes this finding important.
Because of this, doctors are being advised to be more cautious when prescribing these medications. They should monitor patients closely, especially in the early stages of treatment, to catch any warning signs as soon as possible.
Patients also play an important role in protecting their health. People taking SGLT2 inhibitors should pay attention to any unusual symptoms, especially pain, swelling, redness, or discomfort in the genital or anal areas.
Fever or feeling generally unwell can also be warning signs. If any of these symptoms appear, it is important to seek medical help immediately.
Despite these risks, SGLT2 inhibitors still offer clear benefits for many patients. They can improve blood sugar control and may reduce the risk of heart and kidney problems. For many people, these benefits can outweigh the risks, especially when the medication is used carefully and under close medical supervision.
This study highlights the importance of ongoing research and monitoring of new medications. Even after a drug is approved, scientists and health authorities continue to study its safety in real-world use. This helps ensure that any unexpected risks are identified and managed as early as possible.
For people living with diabetes, staying informed is key. Understanding both the benefits and risks of medications allows patients to work closely with their doctors to choose the best treatment plan for their needs.
If you care about diabetes, please read studies about bananas and diabetes, and honey could help control blood sugar.
For more health information, please see recent studies about Vitamin D that may reduce dangerous complications in diabetes and plant-based protein foods may help reverse type 2 diabetes.
Copyright © 2026 Knowridge Science Report. All rights reserved.
