GLP-1 receptor agonists such as Ozempic, Wegovy, and Mounjaro have recently received a lot of media attention for their effectiveness in promoting weight loss. While these medications may seem enticing for their impressive benefits, there are some notable downsides. As their popularity grows, it’s essential to be aware of the potential risks:
One of the most common complaints among people using GLP-1 drugs is gastrointestinal upset. These drugs can cause a decrease in gastric emptying and gut motility, leading to symptoms of GI upset such as nausea, vomiting, diarrhea, or constipation.
For some, these side effects can be severe enough to interfere with daily life and may persist throughout treatment. For others, symptoms tend to lessen over time but can be unpleasant when starting the medication.
Animal studies on GLP-1 drugs have raised concerns about a possible connection to thyroid tumors. While it’s still unclear whether this risk also applies to humans, it remains a subject of ongoing research. The warning remains on the packaging of some GLP-1 drugs, advising patients with a personal or family history of thyroid cancer to avoid these medications. Although the risk to humans is still unknown, it's worth noting that the long-term safety profile of these new drugs is not yet fully understood.
Records indicate that GLP-1 drugs may affect kidney function, particularly in patients with preexisting kidney disease. In rare cases, severe kidney problems such as acute kidney injury have been documented.
Patients with kidney disease are cautioned to use these drugs with care, as their impact on kidney health is still being studied. It is critical for these patients to monitor kidney function regularly during treatment.
GLP-1 receptor agonists promote significant weight loss, but not all of this is fat loss. Studies indicate that 20-40% of that loss comes from lean body mass, which includes muscle. This potential for muscle loss is especially concerning in older and sedentary patients. To mitigate this, GLP-1 therapy should be combined with strength training and adequate protein intake to preserve muscle mass.
As GLP-1 drugs continue to grow in popularity, so does concern about their overuse, particularly for weight loss in people without diabetes. Though these drugs can aid in weight reduction, their use by patients who do not have diabetes, especially without proper medical supervision, creates concerns about potential misuse and overuse.
Patients may seek out these drugs as a quick fix for obesity, overlooking the importance of a balanced, healthy lifestyle, including diet and exercise. This approach undermines sustainable weight management practices and diverts attention from necessary lifestyle changes.
Despite their effectiveness, GLP-1 drugs are expensive, costing hundreds or thousands of dollars per month without insurance coverage. While some insurance plans cover the cost of these drugs for diabetes treatment, they may not cover them for weight loss, making them inaccessible to many patients. The high cost, coupled with the increasing demand for these medications, raises concerns about healthcare inequality and the accessibility of these drugs for individuals in lower-income communities who genuinely need them.
While the primary focus of GLP-1 drugs is physical health, there are growing concerns about their effects on mental health. The gut and brain are deeply connected through the gut-brain axis, which helps regulate emotions, cognition, and mental health. The overall impact these drugs have on appetite regulation and digestion can indirectly affect mood and energy levels. Some users report feeling more irritable, fatigued, or even experiencing mood swings while taking these medications. Additionally, the societal pressure to achieve rapid weight loss may lead to an unhealthy focus on body image, potentially exacerbating issues like body dysmorphia or disordered eating behaviors.
The most significant downside of GLP-1 drugs is the lack of long-term data on their safety and efficacy. Most clinical trials and studies focus on short- to medium-term outcomes, meaning that we don't fully understand the potential long-term consequences of using these drugs.
There are concerns that chronic use could lead to unforeseen health issues, especially as many people may remain on these medications for years to manage chronic conditions like obesity and type 2 diabetes.
In summary, while GLP-1 drugs have proven to be a game-changer in the treatment of type 2 diabetes and weight management, patients and healthcare providers must weigh the benefits against the potential risks. As with any medication, understanding the full range of side effects, long-term impacts, and proper usage guidelines is crucial to ensuring safety and effectiveness. Patients considering GLP-1 drugs should engage in open conversations with a trusted, qualified healthcare provider to discuss all potential risks and benefits before starting treatment.
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Stacey Poehler
Executive Producer, Good Neighbor Podcast: Milton & More
Publisher: Our Milton Neighbor, Crabapple Neighbors
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