Compare Glucotrol vs. Byetta

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

Glucotrol
(glipizide)

Byetta
(exenatide)

Lowers blood sugar. Glucotrol (Glipizide) is a very effective oral blood sugar-lowering medicine. It can cause low blood sugar, so make sure you know what the symptoms are and always have a source of sugar nearby.Lowers blood sugar. Byetta (Exenatide) can lower your blood sugars in addition to metformin. It does not increase your appetite unlike some other anti-diabetics, but must be given by injection and usually causes upset stomach.
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Coupons for Glucotrol
Best available price for 60 (5mg) tablets of glipizide
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Reviews & ratings
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4.29Glucotrol
Reviews for Glucotrol (glipizide)
50%
of people (All ages) say Glucotrol (glipizide) is worth it
32%
say it works well
19%
say it's a big hassle
332 reviews
Have you used Glucotrol (glipizide)?
Worth itNot sureNot worth it
Reviews for Byetta (exenatide)
Not enough review data. Review it!
Same vs. Glucotrol (glipizide)
Not enough review data. Review it!
+18% better vs. Glucotrol (glipizide)
Not enough review data. Review it!
+19% better vs. Glucotrol (glipizide)
Have you used Byetta (exenatide)?
Worth itNot sureNot worth it
Side effects
GlucotrolByetta
  • Dizziness 1%
  • Diarrhea 5%
  • Nervousness 1%
  • Tremor 4%
  • Passing gas 2%
  • Drowsiness 2%
More Glucotrol side effects »
  • Low blood sugar 11%
  • Nausea 33%
  • Diarrhea 10%
  • Vomiting 14%
  • Headache 10%
  • Constipation 8%
  • Indigestion 5%
  • Weakness 4%
  • Abdominal swelling 3%
  • Loss of appetite 3%
More Byetta side effects »
How it works
GlucotrolByetta
Glucotrol (Glipizide) is an anti-diabetic drug. It stimulates your body to make more insulin to lower blood sugar.Byetta (Exenatide) enhances the release of insulin in your gut and pancreas to lower your blood sugar.
Type of medication
GlucotrolByetta
Prescription only
Prescription only
Available as
GlucotrolByetta
  • Pill
  • Extended release
  • Injection
Used for
GlucotrolByetta
Risk factors for serious side effects
GlucotrolByetta
  • Use of other blood sugar lowering medicines
  • Alcohol
  • Intense physical activity
  • History of sulfa allergies
Detailed Glucotrol (glipizide) risks & warnings »
  • Severe renal impairment
  • End-stage renal disease
  • Severe gastrointestinal disease
  • Gastroparesis
Detailed Byetta (exenatide) risks & warnings »
Pregnancy

Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

Alcohol
GlucotrolByetta
  • Avoid drinking alcohol.
No alcohol related info.
Food
GlucotrolByetta
  • Food can cause unpredictable effects of the immediate-release version of Glipizide, so you have to take it at least 30 minutes before a meal.
  • Eat regular, balanced meals to avoid low blood sugar.
No food related info.
Kidneys and liver
GlucotrolByetta
  • Might be a better choice for people with kidney problems compared to similar drugs because Glipizide isn't processed by the kidneys.
  • If you have severe kidney or liver problems, you should not take Byetta (Exenatide). Talk to your doctor about testing your kidneys before starting Byetta (Exenatide). People taking medications that are damaging to kidneys such as ACE inhibitors, NSAIDs or diuretics in addition to Byetta (Exenatide) may notice nausea, vomiting, or diarrhea.
Pain
GlucotrolByetta
No pain related info.
  • Using Byetta (Exenatide) has been associated with stomach pain, nausea, vomiting and diarrhea. If you have severe gastrointestinal disease such as Crohn’s Disease or Ulcerative Colitis, you should talk to your doctor about using a different medicine for diabetes. You should not use Byetta (Exenatide) if you have gastroparesis, a condition that causes slow or irregular digestion. Gastroparesis can be common for people that have had uncontrolled diabetes for a while.
Weight
GlucotrolByetta
  • Can cause mild weight gain (2 to 3 pounds).
  • Can cause weight gain, dizziness, or stomach upset.
No weight related info.
Upsides and benefits
GlucotrolByetta
  • Oral blood sugar-lowering medicine.
  • Lowers A1c levels by 1-2%. (Hemoglobin A1c measures your average blood sugar over time.)
  • Prevents the harmful effects of high sugar levels on your organs and blood vessels.
  • Might be a better choice for people with kidney problems compared to similar drugs because Glipizide isn't processed by the kidneys.
  • One of the least expensive diabetes medicines.
  • Can lower your A1c (average blood sugar over time) by 1%.
  • Not as likely to cause very low blood sugar as glyburine or insulin.
  • Does not increase your appetite like other anti-diabetic medicines.
  • Pen is dialed to a single dose for easy injections.
Downsides and risks
GlucotrolByetta
  • Higher risk of low blood sugar episodes than other kinds of oral diabetes medicines.
  • You have to check your blood sugar 2 to 5 times a week (less often once you are on a stable dose).
  • Can cause mild weight gain (2 to 3 pounds).
  • Loses effectiveness over time or as your body stops making insulin.
  • Food can cause unpredictable effects of the immediate-release version of Glipizide, so you have to take it at least 30 minutes before a meal.
  • Byetta (Exenatide) must be injected twice a day. Other medicines like it can be injected once daily or even weekly.
  • It commonly causes nausea, vomiting, diarrhea, constipation, or indigestion.
  • Can affect how well your antibiotics and birth control pills work. Take them no sooner than one hour after your injections.
Tips from our pharmacists for people taking the medication
GlucotrolByetta
  • Works best if you take it 30 minutes before a meal, usually your first big meal of the day.
  • Can cause weight gain, dizziness, or stomach upset.
  • Avoid drinking alcohol.
  • Eat regular, balanced meals to avoid low blood sugar.
  • Check your blood sugar regularly.
  • Inject into your belly, thighs, or upper arms within an hour of your main meals.
  • Store unused pens in the refrigerator.
  • After first use, pens can be kept at room temperature for 30 days.
  • Change the needle and prime the pen every time you inject.
  • If you're also on insulin, don't inject into the same site.
  • Best to check your blood sugar once a day to make sure your medicine is working properly.
Learn more
More about GlucotrolSide effectsReviews & ratingsAlternativesFDA package insert
Have you used Glucotrol (glipizide)?
Worth itNot sureNot worth it
More about ByettaSide effectsReviews & ratingsAlternativesFDA package insert
Have you used Byetta (exenatide)?
Worth itNot sureNot worth it