Prescription onlyNo lower cost generic available

Lantus

(Insulin Glargine)

  • Injection
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Lowers blood sugar.

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Prescription onlyNo lower cost generic available

Our pharmacists’ bottom line

Lantus (Insulin Glargine) 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.

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  • 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.
  • Lantus 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.
  • 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.

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Side effects for Lantus (Insulin Glargine)

From clinical trials of Lantus / Type 1 diabetes (Subcutaneous injection q.d.) ( 1257)

  • Ear, nose, or throat infectionEar, nose, or throat infection22% for Lantus vs.0% for placebo
  • InfectionInfection9% for Lantus vs.0% for placebo
  • Accidental injuryAccidental injury6% for Lantus vs.0% for placebo
  • HeadacheHeadache6% for Lantus vs.0% for placebo

What to expect when you take Lantus (Insulin Glargine) for Improves blood sugar levels

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Tips from our pharmacists
  • Long-acting insulin good for baseline blood sugar control.
  • Works in 1 hour and lasts about 24 hours.
  • Can cause weight gain and low blood sugar.
  • Make sure you and your family know the symptoms of low blood sugar: sweating, shakiness, weakness, fast heartbeat, nervousness, headache, blurry vision, trouble thinking clearly, or passing out.
  • Always have a good source of sugar nearby for low blood sugar episodes.
  • Take it at the same time every day.
  • Make sure you understand how to give yourself the injections.
  • Don't shake the vial or mix with another insulin. Store unopened vials in the refrigerator. Opened vials are good at room temperature for 28 days.
  • Check your blood sugar levels every day.

Risks and Warnings for Lantus (Insulin Glargine)

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    • Higher risk if:
    • Insulin dose too high
    • Use of other blood sugar lowering medicines
    • Poor injection techniques
    • Unstable kidney functions
    • Unstable liver functions

    Very low blood sugar is life-threatening. Understand how your body signals low blood sugar, which may include fast heartbeat, sweating, pale skin, feeling shaky, confusion or irritability. Make sure you have access to easy sugar sources to treat low blood sugar.

Means that some groups have a high risk of experiencing this side effect

Tips from pharmacists and people taking Lantus (Insulin Glargine)

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The FDA category for this medication is C. It is advised that you: Weigh risks vs. benefits
Pregnancy
Food
  • I take it before bed-time but quickly determined I needed a carb snack to prevent hypo while sleeping. May switch to morning to see how that works.
    Age: 56
    Gender: Man
    Taken for: Type 1.5 diabetes MODY
    Duration taken: A few months
Kidneys & liver
  • Upsides and downsides from our pharmacists
  • Okay to use even if you have liver or kidney problems, unlike most other blood sugar-lowering medicines.
Sleep
  • I take it before bed-time but quickly determined I needed a carb snack to prevent hypo while sleeping. May switch to morning to see how that works.
    Age: 56
    Gender: Man
    Taken for: Type 1.5 diabetes MODY
    Duration taken: A few months
Weight gain or loss
  • Upsides and downsides from our pharmacists
  • Likely to cause moderate weight gain (around 4 to 6 pounds).
  • Tips from our pharmacists
  • Can cause weight gain and low blood sugar.