Prescription onlyLower-cost generic available

Namenda

(Memantine)

  • Pill
  • Liquid
  • Extended release
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Treats dementia.

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Prescription onlyLower-cost generic available

Our pharmacists’ bottom line

Namenda (Memantine) is one of the few medications that can be used to treat moderate to severe dementia caused by Alzheimer's.

  • Only used to treat moderate to severe dementia caused by Alzheimer's disease.
  • It's available as an immediate-release tablet, a solution, and an extended-release tablet.
  • Can cause fewer side effects than other medicines used to treat Alzheimer's disease.
  • Available as a generic, which is cheaper.
  • Like other medications for dementia, it only slows down the progression of the disease; it doesn't stop or reverse it.

Save on your next Namenda (Memantine) prescription

Be sure you’re getting the lowest price for your medication, even if you have insurance.

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Side effects for Namenda (Memantine)

From clinical trials of Namenda / Dementia ( 1862)

  • DizzinessDizziness7% for Namenda vs.5% for placebo
  • HeadacheHeadache6% for Namenda vs.3% for placebo
  • ConfusionConfusion6% for Namenda vs.5% for placebo
  • ConstipationConstipation5% for Namenda vs.3% for placebo
  • CoughingCoughing4% for Namenda vs.3% for placebo
  • High blood pressureHigh blood pressure4% for Namenda vs.2% for placebo
  • Back painBack pain3% for Namenda vs.2% for placebo
  • VomitingVomiting3% for Namenda vs.2% for placebo
  • DrowsinessDrowsiness3% for Namenda vs.2% for placebo
  • HallucinationHallucination3% for Namenda vs.2% for placebo

Manufacturers don’t say how common these side effects are

  • Abnormal gait
  • Agitation
  • Anxiety
  • Bronchitis
  • Diarrhea
  • Ear, nose, or throat infection
  • Fall
  • Flu-like symptomsa-like symptoms
  • Inflicted injury
  • Joint pain
  • Leg or ankle swelling
  • Loss of appetite
  • Loss of bladder control
  • Low mood disorder
  • Nausea
  • Sleep difficulty
  • Urinary tract infection

What to expect when you take Namenda (Memantine)

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Tips from our pharmacists
  • Namenda (Memantine) XR capsules can be swallowed whole and shouldn't be chewed or crushed. But they can be opened and sprinkled in a small amount of applesauce.
  • If using the oral solution, use the dosing device that comes with the medication. Slowly squirt the dose into the corner of mouth and don't mix it with any other liquids.
  • Namenda (Memantine) can cause dizziness, headache, or constipation.
  • If you've missed several doses in a row, you'll need to call your doctor about restarting the medication properly again.

Risks and Warnings for Namenda (Memantine)

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    • Higher risk if:
    • History of seizures

    Namenda (Memantine) has been shown to raise the chances of someone having a seizure if they've had seizures in the past. Talk to your doctor if you've had a history of seizures to see if an alternative should be prescribed instead.

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

Tips from pharmacists and people taking Namenda (Memantine)

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The FDA category for this medication is B. It is advised that you: Probably safe
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