Weight lossTwo labels compared
Trulicity vs Ozempic
Trulicity and Ozempic are the two best known weekly injections in the GLP-1 class, and they contain different molecules. Both labels cover type 2 diabetes. Neither covers weight management, which is the use most people are asking about when they compare them.
Trulicity
- Ingredient
- Dulaglutide
- Approved for
- Type 2 diabetes, and cardiovascular risk in heart diseasenot weight loss
- Supply
- Prescription
- Boxed warning
- WARNING: RISK OF THYROID C-CELL TUMORS
- Pharmacy cost
- $487.63 per milliliter, brandwhat pharmacies pay to buy it, not the price at the counter
Ozempic injection
- Ingredient
- Semaglutide
- Approved for
- Type 2 diabetes, with cardiovascular and kidney indicationsnot weight loss
- Supply
- Prescription
- Boxed warning
- WARNING: RISK OF THYROID C-CELL TUMORS
- Pharmacy cost
- $331.97 per milliliter, brandwhat pharmacies pay to buy it, not the price at the counter
Side by side, straight from the labels
Generated from the two source labels, not typed out by hand, so it cannot drift from what the regulator approved. Rows where both labels say exactly the same thing are marked.
| Label section | TrulicityDulaglutide | Ozempic injectionSemaglutide |
|---|---|---|
| Active ingredient | TrulicityDulaglutideGLP-1 receptor agonist | Ozempic injectionSemaglutideGLP-1 receptor agonist |
| Approved for | TrulicityType 2 diabetes, and cardiovascular risk in heart disease | Ozempic injectionType 2 diabetes, with cardiovascular and kidney indications |
| Supplysame in both | TrulicityPrescription | Ozempic injectionPrescription |
| What pharmacies payAcquisition cost, not retail | Trulicity$487.63 per milliliter, brand | Ozempic injection$331.97 per milliliter, brand |
| Boxed warningsame in both | TrulicityWARNING: RISK OF THYROID C-CELL TUMORS | Ozempic injectionWARNING: RISK OF THYROID C-CELL TUMORS |
| What the FDA approved it for | Trulicity
| Ozempic injection
|
| Forms and strengths | Trulicity
| Ozempic injection
|
| How the label says it is taken | Trulicity
| Ozempic injection
|
| Most common adverse reactions | Trulicity
| Ozempic injection
|
| Warnings and precautions | Trulicity
| Ozempic injection
|
| Contraindications | Trulicity
| Ozempic injection
|
| Drug interactions | Trulicity
| Ozempic injection
|
| Label version | Trulicity16 June 2026 | Ozempic injection30 July 2026 |
Neither label approves weight loss, and the reason differs
The Trulicity label covers glycemic control in type 2 diabetes in adults and pediatric patients aged 10 and older, and reducing the risk of major adverse cardiovascular events in adults who have type 2 diabetes with established cardiovascular disease or multiple risk factors. The Ozempic label covers glycemic control in adults, the same cardiovascular indication in adults with established disease, and a third indication for kidney outcomes in chronic kidney disease.
Semaglutide does hold a weight management approval in the United States, under the separate name Wegovy. Dulaglutide holds no such approval at all: there is no second brand, no second label, and nothing in the approved document that describes it for weight.
Same class, and the boxed warning is the same
Both carry the boxed warning about the risk of thyroid C-cell tumors observed in rodents, and both are contraindicated in anyone with a personal or family history of medullary thyroid carcinoma or with multiple endocrine neoplasia syndrome type 2. Repeated word for word across products of one class, that is a class warning rather than a statement about either product.
Below the box the lists run close: acute pancreatitis, hypoglycemia when combined with insulin or an insulin secretagogue, kidney injury, serious hypersensitivity. The Ozempic label adds diabetic retinopathy complications and an instruction that a pen must never be shared between patients.
Dosing is where the two documents actually diverge
Trulicity starts at 0.75 mg once weekly, may go to 1.5 mg after four weeks, and can be escalated further; it is supplied in single-dose pens of 0.75 mg, 1.5 mg, 3 mg and 4.5 mg. Ozempic starts at 0.25 mg once weekly, moves to 0.5 mg after four weeks, and can go to 1 mg and then 2 mg.
The numbers are not comparable between products: milligrams of dulaglutide and milligrams of semaglutide are different substances, and neither label converts one into the other.
A missed dose is handled differently, and this is a practical difference rather than a pharmacological one. Trulicity may be taken as soon as possible if at least 72 hours remain before the next scheduled dose. Ozempic may be taken within 5 days of the missed dose.
The reported common reactions are close but not identical
Both labels use a 5 percent threshold. Trulicity lists nausea, diarrhea, vomiting, abdominal pain and decreased appetite. Ozempic lists nausea, vomiting, diarrhea, abdominal pain and constipation.
The difference is at the end of each list: decreased appetite appears for one, constipation for the other. Both lists come from separate trials in different populations, so this is not a measured difference between the two products.
One is a biologic, the other is not
Trulicity is approved under a biologics license application rather than a new drug application, because dulaglutide is a protein. That is why there is no generic dulaglutide and will not be one: copies of biologics reach the market as biosimilars, under their own approvals.
Semaglutide is approved under a new drug application. Neither route says anything about how well either medication works; it determines what a copy of it would have to be called and how it would be approved.
Common questions
- Is Trulicity or Ozempic approved for weight loss?
- Neither. Both labels cover type 2 diabetes, with cardiovascular indications alongside. Semaglutide holds a separate weight management approval under the name Wegovy; dulaglutide holds no weight approval under any name.
- Which one is stronger?
- The labels do not compare them, and their doses cannot be compared either: 4.5 mg of dulaglutide and 2 mg of semaglutide are amounts of different substances. This page does not rank them.
- What happens if a weekly dose is missed?
- The two labels answer differently. Trulicity may be given as soon as possible provided at least 72 hours remain until the next scheduled dose. Ozempic may be given within 5 days of the missed dose. After those windows both labels direct the patient to skip and resume the usual schedule.
- Is there a generic version of either?
- Not for dulaglutide: it is a biologic, so copies would be biosimilars rather than generics, and none is approved. Semaglutide is a small molecule approved under a new drug application, but no approved generic semaglutide exists in the United States either.
Sources
Every fact above comes from one of these documents. The date is the effective date of the label version this page was built from.
FDA prescribing information for Trulicity
Eli Lilly and Company. Label version 62, effective 16 June 2026.
FDA prescribing information for Ozempic injection
A-S Medication Solutions. Label version 1, effective 30 July 2026.
Each stripe is one section of the label, each division in a stripe one entry in that section. The red bar marks a boxed warning.
Other comparisons in this category
Page last updated 29 August 2026
Compiled by the HealthyStudy editorial team from FDA source documents. No medical reviewer is credited on this page, because none reviewed it.