Ozempic vs Wegovy
Same active ingredient, different FDA approvals and dosing
Ozempic
GLP-1 receptor agonistWegovy
GLP-1 receptor agonistHow They Work
Ozempic
GLP-1 receptor agonist. Identical active ingredient to Wegovy at a lower max dose.
Wegovy
Identical to Ozempic (semaglutide) but dosed higher and approved specifically for weight loss.
Weight Loss Efficacy
SUSTAIN trials focused on A1C reduction in type 2 diabetes, with weight loss as secondary outcome
STEP 1 trial: 14.9% body weight loss at 2.4 mg vs 2.4% with placebo, counting everyone who started (16.9% estimated assuming everyone stayed on treatment; 68 weeks, n=1,961)
These figures come from separate trials in different groups of people, with and without type 2 diabetes, so they are not a head-to-head comparison.
Side Effects
Ozempic
- Nausea (20%)
- Diarrhea (9%)
- Vomiting (10%)
- Constipation (5%)
- Abdominal pain (6%)
Wegovy
- Nausea (44%)
- Diarrhea (30%)
- Vomiting (24%)
- Constipation (24%)
- Abdominal pain (20%)
Cost Comparison
| Cost type | Ozempic | Wegovy |
|---|---|---|
| Without Insurance | OzempicNovoCare self-pay $349/month for the 0.25, 0.5 and 1 mg pens, $499/month for 2 mg | WegovyAbout $1,349/month list. NovoCare self-pay $349/month for the pens |
| With Insurance | OzempicDepends on your plan. For eligible patients with commercial insurance and type 2 diabetes, the Ozempic savings offer can lower the cost to as little as $25/month; savings are capped at $100/month | WegovyDepends on your plan. For eligible patients with commercial insurance, the Wegovy savings offer can lower the cost to as little as $25/month; savings are capped at $100/month |
| Compounded | OzempicNot FDA-approved. Since the shortage ended, compounding pharmacies generally may not make copies of the brand drug. See the FDA note below the table. | WegovyNot FDA-approved. Since the shortage ended, compounding pharmacies generally may not make copies of the brand drug. See the FDA note below the table. |
Compounded versions are not FDA-approved. Since the semaglutide and tirzepatide shortages ended, a state-licensed 503A pharmacy generally may not regularly make copies of these drugs. One exception applies when the prescriber determines that a change produces a significant difference for an identified individual patient; large 503B outsourcing facilities face separate, stricter limits. Source: FDA compounding policy statement, updated April 1, 2026.
Pros & Cons
Ozempic
Advantages
- Strong insurance coverage for type 2 diabetes
- Well-established 7+ year safety record
- Same active ingredient as Wegovy
Considerations
- Not FDA-approved for weight loss
- Max dose 2 mg (Wegovy's recommended maintenance dose is 2.4 mg)
- Off-label weight loss use may not be covered by insurance
- Prescribing requires a diabetes or related diagnosis for coverage
Wegovy
Advantages
- FDA-approved specifically for weight loss
- Higher recommended maintenance dose (2.4 mg weekly), with a label-conditioned 7.2 mg option (Wegovy HD)
- Some plans cover it for weight management
- Cardiovascular risk reduction benefit (SELECT trial)
Considerations
- More frequent/intense side effects at higher doses
- Insurance coverage less universal than Ozempic for diabetes
- Supply constraints have occurred historically
The Bottom Line
Ozempic and Wegovy contain the same drug (semaglutide) but are FDA-approved for different conditions. If you have type 2 diabetes, Ozempic likely offers better insurance coverage. If your primary goal is weight loss and you don't have diabetes, Wegovy is the appropriate prescription, with a higher recommended maintenance dose (2.4 mg weekly, against Ozempic's 2 mg maximum) and clinical data specifically supporting weight management.
Frequently Asked Questions
Essentially, yes. Both are semaglutide made by Novo Nordisk. Wegovy is FDA-approved for weight loss, and its recommended maintenance dose is 2.4 mg as a weekly injection. The label allows an increase to 7.2 mg weekly (Wegovy HD) for adults who have tolerated 2.4 mg for at least four weeks when additional weight reduction is clinically indicated. Ozempic caps at 2 mg/week and is FDA-approved for type 2 diabetes. The formulations and auto-injector pens differ slightly.
Common reasons include insurance coverage (Ozempic may be covered when Wegovy isn't), supply availability, or if you also have diabetes or prediabetes. Off-label prescribing of Ozempic for weight loss is common clinical practice.
The side effects are similar since both are semaglutide, but Wegovy's higher dose (2.4 mg) is associated with more frequent GI side effects in clinical trials. The gradual dose escalation helps minimize this.
Yes, with your doctor's guidance. Since both are semaglutide, switching is straightforward. Your doctor will match or adjust the dose based on your current level and treatment goals.
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See allMedical Disclaimer: This comparison is for informational purposes only and is not medical advice. All clinical data is sourced from FDA prescribing information and published peer-reviewed trials. Individual results vary. Always consult a qualified healthcare provider before starting, stopping, or switching any medication.