Saxenda vs. Trulicity

See how Saxenda and Trulicity compare on approved uses, dosing, side effects, and cost.

Andre Stone | MD

Medically reviewed by Andre Stone | MD, University of Pittsburgh School of Medicine on September 9th, 2026.

Key Takeaways

  • Saxenda is FDA-approved for chronic weight management, while Trulicity is approved for type 2 diabetes and used off-label for weight loss.

  • Saxenda requires a daily injection, while Trulicity only needs to be injected once a week.

  • Both carry a boxed warning for thyroid tumors seen in animal studies, and nausea is the most common side effect for each.

Saxenda vs. Trulicity Drug Summary

Saxenda

Retain this overview in one location only.

Trulicity

Trulicity (dulaglutide) is a GLP-1 receptor agonist given as a once-weekly injection, approved to control blood sugar in type 2 diabetes and to lower cardiovascular risk in adults with diabetes and heart disease. It is sometimes prescribed off-label for weight loss, though it has no FDA weight-management approval.

Saxenda vs. Trulicity Side Effects

Saxenda

Most common
nausea (up to 39.3%)
diarrhea (up to 20.9%)
vomiting (up to 15.7%)
constipation (up to 19.4%)

Trulicity

Most common
nausea (up to 21.1%)
diarrhea (up to 13%)
vomiting (up to 13%)
abdominal pain (up to 13%)

Saxenda vs. Trulicity Dosage

Saxenda

Dosage
Dosage Table
STAGE DOSE WHEN
Starting dose 0.6 mg once daily Week 1
Maximum dose 3 mg once daily Week 5 onward
Dose changes 4 increases Every week

Trulicity

Dosage
Dosage Table
STAGE DOSE WHEN
Starting dose 0.75 mg once weekly Weeks 1-4
Maximum dose 4.5 mg once weekly If needed
Dose changes 3 increases Every 4 weeks

Saxenda vs. Trulicity Indications

Saxenda

Saxenda is FDA-approved for chronic weight management in adults with obesity, or who are overweight with a weight-related condition like high blood pressure or type 2 diabetes. It is also approved for adolescents 12-17 with obesity, but it is not approved to manage diabetes itself.

  • Adults with obesity (BMI 30 or higher)

  • Adults who are overweight (BMI 27+) with a weight-related condition

  • Adolescents 12-17 with obesity

  • Not approved for type 1 or type 2 diabetes

Trulicity

Trulicity is FDA-approved to improve blood sugar control in adults and children 10 and older with type 2 diabetes. It is also approved to lower the risk of major cardiovascular events in adults with type 2 diabetes and existing heart disease or multiple risk factors, and it is sometimes used off-label for weight loss.

  • Adults with type 2 diabetes

  • Children 10 and older with type 2 diabetes

  • Adults with type 2 diabetes and cardiovascular disease or risk factors

  • Off-label: weight loss without diabetes

Saxenda vs. Trulicity Pros and Cons

Saxenda

Saxenda has the longest real-world track record among weight-loss GLP-1 drugs and is approved for both adults and teens, though its daily injection schedule is a bigger day-to-day commitment than newer options. Insurance coverage for weight-loss GLP-1 drugs remains inconsistent across plans.

Pros

  • FDA-approved specifically for chronic weight management

  • Approved for adolescents 12-17 with obesity

  • Dose can be fine-tuned in small daily increments during titration

Cons

  • Requires a daily injection instead of weekly

  • Higher rate of nausea reported in trials (up to 39.3%)

  • Roughly $1,300 to $1,350 per month without insurance, before savings programs

Trulicity

Trulicity's once-weekly injection and added heart-protective benefit make it a mainstay for type 2 diabetes care, but weight loss is not an FDA-approved use for it. It costs less on average than Saxenda before any insurance adjustments.

Pros

  • Only needs to be injected once a week

  • Also lowers cardiovascular risk in people with type 2 diabetes and heart disease

  • Roughly $987 to $1,065 per month without insurance, before savings programs

Cons

  • No FDA approval for weight loss, so that use is off-label

  • Not intended for people without type 2 diabetes seeking blood sugar goals

  • Fixed weekly dose steps offer less flexibility than daily titration

Common Symptoms and Related Diseases You Can Explore

Explore a range of common symptoms the Doctronic Symptom Checker can help you understand.

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