Compare Precose vs. Lantus

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

Precose (acarbose)

Prescription only

Lantus (insulin glargine)

Prescription only
Lowers blood sugar.

Precose (acarbose) helps lower your post-mealtime blood sugar levels, but it must be taken at the beginning of each main meal in order for it to be most effective.

Lowers blood sugar.

Lantus (insulin glargine) is an effective, long-acting insulin that provides all-day blood sugar control, but it can cause low blood sugar levels, so be sure to have a source of sugar nearby.

3.7/ 5 average rating with 584 reviewsforLantus
Upsides
  • Precose (acarbose) helps control meal-time blood sugar levels without causing weight gain.
  • When used alone it doesn't normally cause blood sugar levels to be too low unlike other anti-diabetes medicines.
  • Safe to be used in people age 65 or older.
  • Has relatively few interactions with other medicines.
  • Insulin is one of the most effective blood sugar-lowering medication and can lower your A1c (average blood sugar over time) by up to 2-3%.
  • Lantus (insulin glargine) is a long-lasting insulin that provides consistent, all-day sugar control with just once or twice daily dosing.
  • Dose can be easily adjusted to make a customized regimen that's tailored to your body's needs.
  • Lantus (insulin glargine) can be used with liver or kidney problems.
Downsides
  • Not a first choice medicine because it isn't as effective at lowering blood sugar compared to other treatment options.
  • Associated with bothersome side effects like excessive gas and diarrhea.
  • Relatively more expensive than other diabetes medicines.
  • Has to be taken three times a day with each meal.
  • Might cause episodes of low blood sugar when taken together with insulin or medicines that stimulate insulin release.
  • You have to take insulin by injection.
  • You have to check your blood sugar regularly to assure your medications are working.
  • You may gain some weight, around 4-6 pounds.
  • You have to maintain a consistent schedule to avoid low blood sugar episodes. Dramatic changes in weight or meal patterns will require dose adjustments.
Used for
Dosage forms
  • Pill
  • Injection
Price
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Reviews
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584 reviews so far
67%
saidit'sworth it
51%
saiditworked well
14%
saidit'sa big hassle

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Side effects
3possible side effects
  • Excessive gas
    74%
  • Diarrhea
    31%
  • Stomach pain
    19%
See more detailed side effects
19possible side effects
  • Upper respiratory tract infection
    28%
  • Swelling in the limbs
    20%
  • High blood pressure
    20%
  • Flu
    19%
  • Sinus infection
    19%
  • Cataracts
    18%
  • Inflammation of the airways
    15%
  • Joint pain
    14%
  • Pain in extremity
    13%
  • Back pain
    13%
  • Cough
    12%
  • Urinary tract infection
    11%
  • Diarrhea
    11%
  • Depression
    11%
  • Infection
    10%
  • Headache
    10%
  • Blood vessel disease
    7%
  • Retinal vein disorder
    6%
  • Injection site pain
    3%
See more detailed side effects
Risks and risk factors
  • Low blood sugar
    • Using insulin or other medicines that stimulate insulin release
  • Kidney function
    • Those with kidney problems
  • Interactions with other medicines
    • Taking multiple medicines together
See more detailed risks and warnings
  • Life-threatening low blood sugar (Hypoglycemia)
    • Insulin dose too high
    • Use of other blood sugar lowering medicines
    • Poor injection techniques
  • Complications due to low potassium
    • Use of other medicine that lower potassium
    • Current electrolyte imbalance
  • Severe allergic reactions
    • Allergy to insulin
See more detailed risks and warnings