Compare Victoza vs. Lantus

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Victoza (liraglutide)

Prescription only

Lantus (insulin glargine)

Prescription only
Lowers your blood sugar.

Victoza (liraglutide) is a medicine you inject once a day to control diabetes, but it can be expensive.

4.7/ 5 average rating with 22 reviewsforVictoza
Lowers blood sugar.

Lantus (insulin glargine) is an effective, long-acting insulin that provides all-day blood sugar control, but it can cause low blood sugar levels, so be sure to have a source of sugar nearby.

3.7/ 5 average rating with 584 reviewsforLantus
Upsides
  • Lowers A1c (average blood sugar over time) up to 1.5%.
  • Helps with weight loss and controls appetite.
  • Only medicine in this class with proven heart health benefits.
  • No limitation for people with kidney problems, but close monitoring is recommended.
  • Medicine is ready to use, without need to mix.
  • Insulin is one of the most effective blood sugar-lowering medication and can lower your A1c (average blood sugar over time) by up to 2-3%.
  • Lantus (insulin glargine) is a long-lasting insulin that provides consistent, all-day sugar control with just once or twice daily dosing.
  • Dose can be easily adjusted to make a customized regimen that's tailored to your body's needs.
  • Lantus (insulin glargine) can be used with liver or kidney problems.
Downsides
  • Only available as an injection.
  • Brand name medicine and can be expensive.
  • Compared to other similar medicines, you have to inject this every day.
  • You have to take insulin by injection.
  • You have to check your blood sugar regularly to assure your medications are working.
  • You may gain some weight, around 4-6 pounds.
  • You have to maintain a consistent schedule to avoid low blood sugar episodes. Dramatic changes in weight or meal patterns will require dose adjustments.
Used for
Dosage forms
  • Injection
  • Injection
Price
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Reviews
22 reviews so far
73%
saidit'sworth it
91%
saiditworked well
27%
saidit'sa big hassle

Have you used Victoza (liraglutide)?

Leave a review
584 reviews so far
67%
saidit'sworth it
51%
saiditworked well
14%
saidit'sa big hassle

Have you used Lantus (insulin glargine)?

Leave a review
Side effects
2possible side effects
  • Low blood sugar - self-treatable
    27%
  • Injection site reactions
    2%
See more detailed side effects
19possible side effects
  • Upper respiratory tract infection
    28%
  • Swelling in the limbs
    20%
  • High blood pressure
    20%
  • Flu
    19%
  • Sinus infection
    19%
  • Cataracts
    18%
  • Inflammation of the airways
    15%
  • Joint pain
    14%
  • Pain in extremity
    13%
  • Back pain
    13%
  • Cough
    12%
  • Urinary tract infection
    11%
  • Diarrhea
    11%
  • Depression
    11%
  • Infection
    10%
  • Headache
    10%
  • Blood vessel disease
    7%
  • Retinal vein disorder
    6%
  • Injection site pain
    3%
See more detailed side effects
Risks and risk factors
  • Thyroid cancer
    • History of MTC
    • History of MEN 2
  • inflammation of pancreas (pancreatitis)
    • History of pancreatitis
    • History of gallstones
    • alcoholism
    • Elevated triglycerides
  • Severe allergic reactions
  • Kidney damage
    • Kidney problems
    • dehydration
  • Low blood sugar (hypoglycemia)
    • Use of insulin(s)
    • Use of insulin-secreting medicines.
  • Severe stomach problems
    • Stomach or digestive tract disease
    • Gastroparesis
See more detailed risks and warnings
  • Life-threatening low blood sugar (Hypoglycemia)
    • Insulin dose too high
    • Use of other blood sugar lowering medicines
    • Poor injection techniques
  • Complications due to low potassium
    • Use of other medicine that lower potassium
    • Current electrolyte imbalance
  • Severe allergic reactions
    • Allergy to insulin
See more detailed risks and warnings
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Disclaimer: We don't provide medical advice. If you think you might have a medical emergency, call your doctor or 911 immediately.