Pronunciation: me-MAN-teen
Generic Name: Memantine
Brand Name: Namenda
Memantine Solution is used for:
Treating moderate to severe Alzheimer-type dementia. It may also be used for other conditions as determined by your doctor.
Memantine Solution is an N-methyl-D-aspartate (NMDA)-receptor antagonist. It works by blocking excess activity of a substance in the brain called glutamate, which may reduce the symptoms associated with Alzheimer disease. Memantine Solution is not a cure for Alzheimer disease.
Do NOT use Memantine Solution if:
- you are allergic to any ingredient in Memantine Solution
Contact your doctor or health care provider right away if any of these apply to you.
Before using Memantine Solution:
Some medical conditions may interact with Memantine Solution. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:
- if you are pregnant, planning to become pregnant, or are breast-feeding
- if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
- if you have allergies to medicines, foods, or other substances
- if you have liver problems, kidney problems, seizures, or a condition that raises your urine pH balance (eg, urinary tract infection)
Some MEDICINES MAY INTERACT with Memantine Solution. Tell your health care provider if you are taking any other medicines, especially any of the following:
- Amantadine, carbonic anhydrase inhibitors (eg, acetazolamide), dextromethorphan, ketamine, or sodium bicarbonate because they may increase the risk of Memantine Solution's side effects
This may not be a complete list of all interactions that may occur. Ask your health care provider if Memantine Solution may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.
How to use Memantine Solution:
Use Memantine Solution as directed by your doctor. Check the label on the medicine for exact dosing instructions.
- An extra patient leaflet is available with Memantine Solution. Talk to your pharmacist if you have questions about this information.
- Take Memantine Solution by mouth with or without food. If stomach upset occurs, take with food to reduce stomach irritation.
- Use the measuring device marked for medicine dosing that came with Memantine Solution. Ask your pharmacist for help if you are unsure of how to measure your dose.
- If you miss a dose of Memantine Solution, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.
Ask your health care provider any questions you may have about how to use Memantine Solution.
Important safety information:
- Memantine Solution may cause dizziness or drowsiness. These effects may be worse if you take it with alcohol or certain medicines. Use Memantine Solution with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
- Do NOT take more than the recommended dose without checking with your doctor.
- Memantine Solution should be used with extreme caution in CHILDREN; safety and effectiveness in children have not been confirmed.
- PREGNANCY and BREAST-FEEDING: If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using Memantine Solution while you are pregnant. It is not known if Memantine Solution is found in breast milk. If you are or will be breast-feeding while you use Memantine Solution, check with your doctor. Discuss any possible risks to your baby.
Possible side effects of Memantine Solution:
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Back pain; constipation; diarrhea; dizziness; drowsiness; headache; pain; weight gain.
Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); change in behavior, such as aggressiveness, depression, or anxiety; chest pain or tightness; fainting; hallucinations; one-sided weakness; seizures; severe tiredness; speech changes; sudden, severe headache; vision changes.
This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.
See also: Memantine side effects (in more detail)
If OVERDOSE is suspected:
Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately. Symptoms may include confusion; loss of consciousness; mental or mood changes; restlessness; seeing things that are not there (hallucinations); severe drowsiness or dizziness; slow heartbeat; sluggishness; unsteadiness; unusual tiredness or weakness.
Proper storage of Memantine Solution:
Store Memantine Solution at 77 degrees F (25 degrees C). Brief storage at temperatures between 59 and 86 degrees F (15 and 30 degrees C) is permitted. Store away from heat, moisture, and light. Do not store in the bathroom. Keep Memantine Solution out of the reach of children and away from pets.
General information:
- If you have any questions about Memantine Solution, please talk with your doctor, pharmacist, or other health care provider.
- Memantine Solution is to be used only by the patient for whom it is prescribed. Do not share it with other people.
- If your symptoms do not improve or if they become worse, check with your doctor.
- Check with your pharmacist about how to dispose of unused medicine.
This information is a summary only. It does not contain all information about Memantine Solution. If you have questions about the medicine you are taking or would like more information, check with your doctor, pharmacist, or other health care provider.
More Memantine resources
- Memantine Side Effects (in more detail)
- Memantine Dosage
- Memantine Use in Pregnancy & Breastfeeding
- Memantine Drug Interactions
- Memantine Support Group
- 10 Reviews for Memantine - Add your own review/rating
Compare Memantine with other medications
- Alzheimer's Disease
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