Victoza for Weight Loss: Benefits, Risks & Tips

Weight management is a significant challenge for many, particularly for those with obesity or related health conditions. Diet and exercise alone may not lead to the desired outcomes for everyone. Moreover, biological factors such as insulin resistance and hormonal imbalances often make sustainable weight loss more complex than it seems.

According to the CDC, nearly 74% of adults in the US are classified as overweight. Obesity-related conditions contribute to some of the leading causes of preventable death. Despite the growing availability of weight management resources, many individuals still find themselves searching for solutions.

Victoza, an injectable drug formulated for type 2 diabetes management, has gained attention for its role in weight loss. This article explains how Victoza for weight loss works, explores its benefits and risks, and offers practical tips for those considering it.

 Is Victoza approved for weight loss?

No. While Victoza may lead to some weight loss, its approved indication is to manage blood sugar levels in type 2 diabetes patients aged 10 years and older. It’s also indicated to reduce the risk of major cardiovascular events (MACE) in adults with type 2 diabetes and established heart disease.

Can Victoza be used for weight loss?

Yes, using Victoza for weight loss falls under the category of off-label prescribing. This practice involves doctors recommending a medication for a purpose not officially approved by regulatory bodies like the FDA.

Physicians often base these decisions on their expertise and understanding of your medical condition. For example, antidepressants such as amitriptyline are frequently used to treat chronic pain or migraines, even though this is not their primary indication.

Off-label prescriptions are quite common in medicine and can offer considerable benefits. In fact, approximately 20% of all prescriptions are written for off-label purposes. However, using medications in this way requires thorough consideration and regular monitoring to ensure both safety and effectiveness.

If your doctor recommends Victoza for weight loss, you might want to ask these important questions to better understand the decision:

• • What makes Victoza suitable for managing my weight?
  • Are there specific advantages of Victoza over other options?
  • What are the potential side effects or risks that I should be aware of?
  • Have you seen positive outcomes in other patients using Victoza off-label?

If you still have reservations, seeking a second opinion from a specialist, such as an endocrinologist or a weight management expert, can provide clarity. They may confirm whether Victoza is appropriate for your situation or suggest alternatives. You could also explore other FDA-approved medications for weight loss, like Saxenda, Wegovy, or Contrave, to ensure you’re on the best path for your health goals.

Good to Know:

Saxenda and Victoza both contain liraglutide. Saxenda is specifically formulated and approved for weight management. It is administered at a higher dose (up to 3 mg daily) compared to Victoza (up to 1.8 mg daily), targeting appetite control and supporting sustained weight loss when combined with diet and exercise.

How does Victoza work for weight loss?

Here’s how Victoza contributes to weight loss:

• • Slows Gastric Emptying: Victoza delays the movement of food and creates a sensation of fullness for longer periods, which helps reduce overall calorie intake.

• • Suppresses Appetite: Victoza influences the hypothalamus, located at the base of the brain, to decrease cravings. This helps individuals to adhere to a lower-calorie diet.

• • Improves Insulin Sensitivity: This helps regulate blood sugar levels and may reduce fat storage, particularly around the abdomen.

• • Reduces Post-Meal Glucose Spikes: Victoza decreases glucagon secretion to prevent large spikes in blood sugar after meals. Stabilized blood sugar levels can help reduce energy crashes and subsequent overeating.

Note that Victoza is not a standalone solution. It should be combined with lifestyle changes like improved diet and increased physical activity.

How effective is Victoza for weight loss?

Research on Victoza’s weight loss effects in individuals without diabetes is limited. In clinical trials with adults who have type 2 diabetes, lasting 26 to 52 weeks, many participants experienced weight loss.

For example, in one large study, adults taking Victoza alongside metformin lost an average of up to 6.2 lbs. However, while weight loss was common, some individuals did gain weight. The American Diabetes Association emphasizes that weight loss is an important goal for overweight individuals with type 2 diabetes.

In other studies, individuals taking 1.2 mg of Victoza daily experienced an average weight loss of 2.1 kg (~4.6 lbs) over the course of a year. Those on a daily dose of 1.8 mg of Victoza lost an average of 2.5 kg (~5.5 lbs) after a year of treatment.

An older study conducted in Mexico evaluated the effectiveness and safety of Victoza injection for weight loss in obese patients, both with and without type 2 diabetes. Non-diabetic patients lost more weight, averaging 5.2 kg (about 11.5 lbs) over three months. On the other hand, diabetic patients lost 4.2 kg (roughly 9.3 lbs). Additionally, body fat percentage decreased by an average of 2.5%, and improvements were observed in several metabolic parameters, including modest reductions in HbA1c and triglycerides.

In studies involving individuals who were overweight or obese and had prediabetes, Victoza 1.8 mg led to an average weight reduction of 6.8 kg or 15 lbs after 14 weeks.

Warning!

Victoza is NOT available in a 3 mg dose. The maximum approved dose for Victoza is 1.8 mg daily. Be cautious when purchasing medications, as counterfeit products claiming to be “Victoza 3 mg” for weight loss may circulate.

What is the recommended Victoza dose for weight loss?

Victoza does not have a specific dosage regimen exclusively approved for weight loss. If you start using Victoza, the typical initial dose is 0.6 mg once daily. This dose is primarily meant to minimize gastrointestinal side effects and is not effective for controlling blood sugar or supporting weight loss.

After one week, your dose is usually increased to 1.2 mg once daily. It may be further increased to a maximum of 1.8 mg once daily if you need additional support. Consult your healthcare provider for the appropriate Victoza dosing for weight loss.

What are the side effects of using Victoza for weight loss?

Since Victoza has not been extensively studied solely for weight loss, particularly in individuals without diabetes, any side effects that may occur exclusively when it is used for weight loss alone remain unclear. In clinical trials, Victoza caused common side effects, including:

• • Nausea
  • Diarrhea
  • Vomiting
  • Decreased appetite
  • Indigestion
  • Constipation

Serious side effects include:

• • Thyroid tumors
  • Pancreatitis
  • Risk of low blood sugar
  • Kidney problems
  • Serious allergic reactions
  • Gallbladder issues

Inform your physician if you have a history of pancreatitis, kidney or liver problems, or slowed stomach emptying (gastroparesis). Discuss the use of Victoza if you are pregnant, breastfeeding, or planning to become pregnant. Provide a complete list of medications to avoid potential interactions.

How to use Victoza for weight loss?

Here’s a general overview, but it’s important to rely on your doctor’s instructions:

• • Consult your doctor: Victoza should only be used under the supervision of a professional. Share your weight loss goals, medical history, and any other medications you are taking to ensure its safety.

• • Inject at the same time each day: Use Victoza as a subcutaneous injection in the abdomen, thigh, or upper arm. Rotate the injection site to avoid irritation. Take it at a consistent time each day, with or without food.

• • Adopt healthy lifestyle changes: Victoza works best when combined with a calorie-controlled diet and regular exercise. It is not a standalone solution for weight loss but a tool to assist in your overall plan.

• • Monitor for side effects: Report any unusual symptoms to your doctor.

• • Track your progress: Monitor your weight regularly and discuss your progress with your doctor. If you do not see significant weight loss after a few months, your doctor may recommend adjusting the dose or considering alternative treatments.

• • Do not exceed the prescribed dosage: Taking more than the prescribed dose will not accelerate weight loss and could increase the risk of side effects.

More importantly, do not make any changes to your medication regimen without consulting your doctor.

Takeaway

Victoza is not FDA-approved for weight loss but may be prescribed off-label for this purpose. It aids weight loss by suppressing appetite, slowing gastric emptying, and improving insulin sensitivity. Studies demonstrate modest weight loss outcomes, though results can vary.

If you are considering Victoza for weight management, consult a healthcare provider who can tailor the treatment to your needs. Always prioritize safety by adhering to your doctor’s recommendations, avoiding unapproved dosages, and considering a second opinion if needed. Victoza can be a helpful tool, but it should be part of a comprehensive plan that includes diet, exercise, and medical supervision.

Frequently Asked Questions

Sources

García-Cantú, E. A., Alvarado-Saldaña, H. H., Támez-Pérez, H. E., & Rubio-Aguilar, G. (2014, April 1). Effects of liraglutide on weight reduction and metabolic parameters in obese patients with and without type 2 diabetes mellitus. Medicina Universitaria. https://www.elsevier.es/en-revista-medicina-universitaria-304-articulo-effects-liraglutide-on-weight-reduction-X1665579614365466?esCovid=Dr56DrLjUdaMjzAgze452SzSInMN&rfr=truhgiz&y=kEzTXsahn8atJufRpNPuIGh67s1

NovoMedlink. (n.d.). How to dose and administer Victoza. Retrieved from https://www.novomedlink.com/diabetes/products/treatments/victoza/dosing-administration.html

Victoza Official Website. (n.d.). https://www.victoza.com/

Novo Nordisk. (2024). Highlights Of Prescribing Information of Victoza. Retrieved from https://www.novo-pi.com/victoza.pdf

Kim, S. H., Abbasi, F., Lamendola, C., Liu, A., Ariel, D., Schaaf, P., Grove, K., Tomasso, V., Ochoa, H., Liu, Y. V., Chen, Y. I., & Reaven, G. (2013). Benefits of liraglutide treatment in overweight and obese older individuals with prediabetes. Diabetes Care, 36(10), 3276–3282. https://doi.org/10.2337/dc13-0354

Dungan, K. M., Povedano, S. T., Forst, T., González, J. G. G., Atisso, C., Sealls, W., & Fahrbach, J. L. (2014). Once-weekly dulaglutide versus once-daily liraglutide in metformin-treated patients with type 2 diabetes (AWARD-6): a randomised, open-label, phase 3, non-inferiority trial. The Lancet, 384(9951), 1349–1357. https://doi.org/10.1016/s0140-6736(14)60976-4

Buse, J. B., Rosenstock, J., Sesti, G., Schmidt, W. E., Montanya, E., Brett, J. H., Zychma, M., & Blonde, L. (2009). Liraglutide once a day versus exenatide twice a day for type 2 diabetes: a 26-week randomised, parallel-group, multinational, open-label trial (LEAD-6). The Lancet, 374(9683), 39–47. https://doi.org/10.1016/s0140-6736(09)60659-0

Jastreboff, A. M., Aronne, L. J., Ahmad, N. N., Wharton, S., Connery, L., Alves, B., Kiyosue, A., Zhang, S., Liu, B., Bunck, M. C., & Stefanski, A. (2022). Tirzepatide once weekly for the treatment of obesity. New England Journal of Medicine, 387(3), 205–216. https://doi.org/10.1056/nejmoa2206038