Ozempic vs. Victoza
See how Ozempic and Victoza compare on approved uses, dosing, side effects, and cost.
Key Takeaways
Ozempic is injected once a week while Victoza requires a daily injection.
Both drugs are GLP-1 receptor agonists approved for type 2 diabetes and lowering cardiovascular risk, but only Ozempic is also approved to slow chronic kidney disease progression.
Victoza is approved for children 10 and older with type 2 diabetes, while Ozempic is approved for adults only.
Ozempic vs. Victoza Drug Summary
Ozempic
Ozempic (semaglutide) is a GLP-1 receptor agonist used to control blood sugar in adults with type 2 diabetes, alongside diet and exercise. It is injected once a week and is also approved to lower cardiovascular risk and slow chronic kidney disease progression in people with type 2 diabetes.
Victoza
Victoza (liraglutide) is a GLP-1 receptor agonist used to control blood sugar in people with type 2 diabetes, including children 10 and older. It is injected once a day and is also approved to reduce the risk of major cardiovascular events in adults with established heart disease.
Ozempic vs. Victoza Side Effects
Ozempic
Victoza
Ozempic vs. Victoza Dosage
Ozempic
Victoza
| STAGE | DOSE | WHEN |
| Starting dose | 0.25 mg once weekly | Weeks 1-4 |
| Maximum dose | 2 mg once weekly | If needed |
| Dose changes | 3 increases | Every 4 weeks |
| STAGE | DOSE | WHEN |
| Starting dose | 0.6 mg once daily | Week 1 |
| Maximum dose | 1.8 mg once daily | Week 3 onward |
| Dose changes | 2 increases | Every week |
Ozempic
| STAGE | DOSE | WHEN |
| Starting dose | 0.25 mg once weekly | Weeks 1-4 |
| Maximum dose | 2 mg once weekly | If needed |
| Dose changes | 3 increases | Every 4 weeks |
Victoza
| STAGE | DOSE | WHEN |
| Starting dose | 0.6 mg once daily | Week 1 |
| Maximum dose | 1.8 mg once daily | Week 3 onward |
| Dose changes | 2 increases | Every week |
Ozempic vs. Victoza Indications
Ozempic
Ozempic is FDA-approved to improve blood sugar control in adults with type 2 diabetes, along with diet and exercise. It also carries approvals to lower cardiovascular risk in people with known heart disease and to slow chronic kidney disease progression. Some clinicians prescribe it off-label for weight loss in people without diabetes.
Blood sugar control in type 2 diabetes
Reduce cardiovascular risk with known heart disease
Slow chronic kidney disease progression
Off-label use for weight loss
Victoza
Victoza is FDA-approved to improve blood sugar control in adults and children 10 and older with type 2 diabetes, along with diet and exercise. It is also approved to reduce the risk of major cardiovascular events in adults with established heart disease. It served as the basis for the higher-dose weight-loss drug Saxenda.
Blood sugar control in type 2 diabetes
Reduce major cardiovascular events with heart disease
Approved for children 10 and older
Basis for weight-loss drug Saxenda
Ozempic vs. Victoza Pros and Cons
Ozempic
Ozempic and Victoza are chemically related and share a similar side effect profile, but Ozempic's once-weekly schedule and added kidney-protection approval set it apart. Both carry the same boxed warning about thyroid tumors seen in animal studies.
Pros
Only needs one injection per week instead of one every day
FDA-approved to slow chronic kidney disease progression, an indication Victoza does not have
Higher maximum maintenance dose (2 mg) allows further glycemic titration
Cons
Not approved for use in children
Weight loss benefit is off-label, not part of the FDA-approved indication
Fewer years on the market than Victoza, which has a longer track record
Victoza
Victoza has a longer track record, having been on the market since 2010, and is the only one of the two approved for children with type 2 diabetes. Its daily dosing means more injections but allows more gradual dose changes.
Pros
Approved for children as young as 10 with type 2 diabetes, an option Ozempic does not offer
Longer real-world safety record dating back to 2010
Daily dosing allows easier adjustment if side effects occur during titration
Cons
Requires a daily injection instead of a once-weekly shot
Lower maximum maintenance dose (1.8 mg) than Ozempic's 2 mg ceiling
Not studied or approved for chronic kidney disease progression
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