Compare Glucovance vs. Onglyza

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

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Glyburide / Metformin

Prescription only

Onglyza (saxagliptin)

Prescription only
Lowers blood sugar.

Glyburide / Metformin is an effective combination medicine for lowering blood sugar, but it is likely to cause diarrhea in the first few weeks.

Lowers blood sugar.

Onglyza (saxagliptin) can cause heart failure unlike other medicines that work just like it.

Upsides
  • Glyburide / Metformin effectively lowers blood sugar levels more so than if each of the individual medicines it contains are taken alone.
  • Protects your organs and blood vessels from the harmful effects of high blood sugar levels.
  • Can potentially lower your "bad cholesterol" levels.
  • Glyburide / Metformin is available in a generic form and is cheaper than many other combination diabetes medicines.
  • DRUG-NAME is an oral blood sugar lowering medicine. It's a good option if you don't like injections.
  • Does not cause weight gain.
  • May be a good option for those with bad liver function.
  • Does not cause hypoglycemia (low blood sugar) when taken by itself.
Downsides
  • Has a higher risk than other diabetes medicine for causing blood sugar levels to be too low.
  • Glyburide / Metformin is likely to cause nausea, stomach upset, or diarrhea in the first few weeks.
  • Not a good treatment option for those with kidney and/or liver problems.
  • Drinking large amounts of or frequently using alcohol while taking Glyburide / Metformin can cause harm to your body.
  • Can cause some weight gain.
  • Typically not first-choice treatment for diabetes.
  • Only lowers A1C (average blood sugar over time) by ~0.5%.
  • Risk for heart failure has not been seen in other medicines that work just like it.
  • May be more expensive than other anti-diabetic medicines.
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Used for
Dosage forms
  • Pill
  • Pill
Price
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Reviews
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Side effects
6possible side effects
  • Upper respiratory infection
    17%
  • Diarrhea
    17%
  • Headache
    9%
  • Nausea/vomiting
    8%
  • Stomach pain
    7%
  • Dizziness
    6%
See more detailed side effects
The Onglyza (saxagliptin) FDA package insert doesn’t have numbers about how common side effects are.
Risks and risk factors
  • Lactic acid build up in blood
    • History of kidney problems
    • History of liver problems
    • Those with congestive heart failure
    • Using contrast dye for procedures
    • Undergoing surgery
    • Drinking large amounts or frequent use of alcohol
  • Serious heart problems
  • Low blood sugar
    • Skipping meals or having inconsistent meal times
    • Drinking alcohol
    • Using other blood sugar-lowering medicine
    • People age 60 or older
    • Those with kidney and/or liver problems
  • Severe allergic reaction
    • History of allergy to sulfa-containing medicine
  • Breakdown of red blood cells
    • People with G6PD deficiency
See more detailed risks and warnings
  • inflammation of the pancreas
    • Alcoholism
    • Elevated triglycerides
    • History of pancreatitis
    • Gallstones
  • Heart failure
    • History of heart failure
    • Bad kidney function
  • Low blood sugar (hypoglycemia)
    • Alcohol
    • Unexpected changes in diet
    • Changes in amount of exercise
    • Taking other anti-diabetic medications
  • Severe allergic reactions
  • Severe joint pain
  • Fluid-filled blisters on the skin (bullous pemphigoid)
See more detailed risks and warnings