Used for Dementia

View memantine savings options available to you including Manufacturer Coupons, Rx Advantage Savings Card, Canadian Prescription Savings or memantine Patient Assistance Program.

Programs are suitable for individuals who want to buy memantine without insurance, with insurance or for those who are underinsured. You can pay as little as $0 per fill.*

Manufactured by various FDA-approved generic manufacturers.

*Applicable to Drug Coupons & Patient Assistance Programs

This content is intended for US audiences only

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Updated on 24 Apr 2024

Learn more about memantine

What dosages is memantine available in?

What dosages is memantine available in?

memantine is available as a 7 mg, 14 mg, 21 mg, 28 mg extended-release tablet.

What is memantine used for?

What is memantine used for?

memantine is a NMDA antagonist and is used to treat moderate-to-severe dementia related to Alzheimer’s disease (AD).

How does memantine work?

How does memantine work?

memantine is an NMDA (N-methyl-D-aspartate) antagonist. It works by lowering the activity of certain chemical messengers in your brain that are overly active in people with Alzheimer’s disease (AD). In doing so, it prevents these chemical messengers from causing further nerve damage in the brain. As a result, memantine slows the worsening of memory loss linked to AD.

How do I take memantine?

How do I take memantine?

memantine is typically started at 7 mg by mouth once daily. Your provider will slowly raise your dose once a week until you reach the recommended maintenance dose of 28 mg once daily.

Is it safe for me to take memantine?

Is it safe for me to take memantine?

memantine is a safe and effective treatment when used for FDA licensed indications. However, like all medications, they may give you unwanted side effects. You should always discuss potential side effects with your physician to ensure the medication is suitable and right for you. You should not use this medication if you have a known hypersensitivity to memantine hydrochloride or to any excipients used in the formulation.

memantine Common Side Effects

memantine Common Side Effects

Common side effects of memantine:

  • Dizziness
  • Headache
  • Confusion
  • Diarrhea
  • Constipation
memantine Serious Side Effects

memantine Serious Side Effects

Serious side effects are rare with memantine.

Effects of other drugs, drug classes and over-the-counter products on memantine

Effects of other drugs, drug classes and over-the-counter products on memantine

The following medications may interact with memantine:

  • Drugs that make the urine alkaline: Alterations of urine pH towards the alkaline condition may lead to an accumulation of the drug with a possible increase in adverse effects. Urine pH is altered by diet, drugs (e.g. carbonic anhydrase inhibitors, sodium bicarbonate) and clinical state of the patient (e.g. renal tubular acidosis or severe infections of the urinary tract)
Who makes memantine?

Who makes memantine?

Various FDA-approved generic manufacturers

Is memantine safe in pregnancy?

Is memantine safe in pregnancy?

There are no adequate and well-controlled studies of memantine in pregnant women. memantine should be used during pregnancy only if the potential benefit justifies the potential risk to the fetus.


What to do if you missed your memantine dose

The FDA's medical product safety reporting program for health professionals, patients and consumers.

Learn more about reporting side effects
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Medical Disclaimer

NowPatient has taken all reasonable steps to ensure that all material is factually accurate, complete, and current. However, the knowledge and experience of a qualified healthcare professional should always be sought after instead of using the information on this page. Before taking any drug, you should always speak to your doctor or another qualified healthcare provider.

The information provided here about medications is subject to change and is not meant to include all uses, precautions, warnings, directions, drug interactions, allergic reactions, or negative effects. The absence of warnings or other information for a particular medication does not imply that the medication or medication combination is appropriate for all patients or for all possible purposes.

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