Compare Novolog vs. Levemir

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

Novolog (Insulin Aspart)

Prescription only

Levemir (Insulin Detemir)

Prescription only
Lowers blood sugar.

Novolog is a fast-acting insulin that provides meal-time sugar control. It can cause low blood sugar, so make sure you know what the symptoms are and always have a source of sugar nearby.

4.8/ 7 average rating with 177 reviewsforNovolog
Lowers blood sugar.

Levemir is a long-acting insulin that provides all-day sugar control. It can cause low blood sugar, so make sure you know what the symptoms are and always have a source of sugar nearby.

4.4/ 7 average rating with 130 reviewsforLevemir
Upsides
  • Insulin is the most effective blood sugar-lowering medicine. When used correctly, it'll lower blood sugar every time you use it and prevent the harmful effects of high sugar levels on your organs and blood vessels.
  • Novolog is a fast-acting insulin that provides sugar control after meals.
  • Dose can be easily adjusted to make a customized regimen that's tailored to your body.
  • Starting insulin early in the treatment of Type 2 diabetes can maintain your body's insulin-producing cells and slow down disease progression.
  • Okay to use even if you have liver or kidney problems, unlike most other blood sugar-lowering medicines.
  • Insulin is the most effective blood sugar-lowering medicine. When used correctly, it'll lower blood sugar every time you use it and prevent the harmful effects of high sugar levels on your organs and blood vessels.
  • Levemir is a long-lasting insulin that provides consistent, all-day sugar control with less risk of low blood sugar.
  • Dose can be easily adjusted to make a customized regimen that's tailored to your body.
  • Starting insulin early in the treatment of Type 2 diabetes can maintain your body's insulin-producing cells and slow down disease progression.
  • Okay to use even if you have liver or kidney problems, unlike most other blood sugar-lowering medicines.
Downsides
  • You have to take insulin by injection.
  • You have to check your blood sugar multiple times every day, usually before each meal.
  • Likely to cause moderate weight gain (around 4 to 6 pounds).
  • Higher risk of low blood sugar episodes than other kinds of diabetes medicines.
  • You have to take insulin by injection.
  • You have to check your blood sugar every day.
  • Likely to cause moderate weight gain (around 4 to 6 pounds).
  • Higher risk of low blood sugar episodes than other kinds of diabetes medicines.
Used for
Dosage forms
  • Injection
  • Injection
Price
Lowest price near you
$426
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Lowest price near you
$367.19
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Reviews
177 
58%
think this treatment is worth it
46%
think this treatment works well
19%
think this treatment is a hassle

Have you used Novolog (Insulin Aspart)?

Leave a review
130 
45%
think this treatment is worth it
35%
think this treatment works well
22%
think this treatment is a hassle

Have you used Levemir (Insulin Detemir)?

Leave a review
Side effects
The Novolog (Insulin Aspart) FDA package insert doesn’t have numbers about how common side effects are.
The Levemir (Insulin Detemir) FDA package insert doesn’t have numbers about how common side effects are.
Risks and warnings
  • Life-threatening low blood sugar (Hypoglycemia)

    Insulin dose too high

    ...and 4 more risk factors

  • Complications due to low potassium

    Use of other medicine that lowers potassium

    ...and 1 more risk factors

See more detailed risks and warnings
  • Life-threatening low blood sugar (Hypoglycemia)

    Insulin dose too high

    ...and 4 more risk factors

  • Complications due to low potassium

    Use of other medicine that lowers potassium

    ...and 1 more risk factors

See more detailed risks and warnings