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Novalog is a common misspelling of Novolog (insulin aspart).

What is Novolog (Novalog)?

Novolog (Novalog) contains insulin aspart. Insulin is a hormone that works by lowering levels of glucose (sugar) in the blood. Insulin aspart is a fast-acting form of insulin.

Novolog (Novalog) is used to treat type 1 (insulin-dependent) diabetes in adults and children who are at least 2 years old. Novolog (Novalog) is faster acting than other insulins but works for a shorter period of time. Novolog (Novalog) is usually used in combination with a medium or long-acting insulin product.

Novolog (Novalog) works by helping your body to use sugar properly. This lowers the amount of glucose in the blood, which helps to treat diabetes.

Novolog (Novalog) side effects include the symptoms of low blood sugar (hypoglycemia) or high blood sugar (hyperglycemia).


  • fainting, cold sweats, shaking/tremor, unusually fast heartbeat, headache, slurred speech, seizures.


  • unusual drowsiness, confusion, rapid breathing, fruity breath odor, increased urination, unusual thirst.

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Frequently asked questions

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Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.