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What is Memantine?

Memantine is the first in a novel class of Alzheimer's disease medications acting on the glutamatergic system. It is also being tested for use as a cognitive enhancer in a variety of other conditions. Read more...Click to read more below

Merz's Memantine site

Reported Purpose & Efficacy

Reasons and Efficacy
Purpose # of patients
# of patients with evaluations Efficacy
Major
Moderate
Slight
None
Can’t tell
ALS (Amyotrophic Lateral Sclerosis) 18 2 Efficacy_major Efficacy_slight
Cognitive impairment 14 5 Efficacy_major Efficacy_moderate Efficacy_slight
Other 13 2 Efficacy_major Efficacy_moderate
Memory problems 12 3 Efficacy_major Efficacy_moderate Efficacy_slight
Brain fog 11 5 Efficacy_major Efficacy_moderate Efficacy_none Efficacy_cant_tell
Migraine headaches 4 0

See all 82 patients currently taking Memantine

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Reported Side Effects

Side effects as an overall problem

Severe
 1
Moderate
 3
Mild
 4
None
 16

Commonly reported side effects, conditions, and hospitalizations associated with Memantine

Constipation 1
Shortness of breath (dyspnea) 1
Vivid dreams 1
Metallic taste in mouth 1

Reported Dosages

Frequently reported dosages based on patients currently taking Memantine. See all 11 dosages ►

  20 mg as needed daily 2 mg daily 20 mg weekly 5 mg daily 10 mg daily 15 mg daily 20 mg daily 40 mg daily 100 mg daily
  1 Number of Patients: 1 4 Number of Patients: 4 2 Number of Patients: 2 1 Number of Patients: 1 12 Number of Patients: 12 20 Number of Patients: 20 4 Number of Patients: 4 41 Number of Patients: 41 3 Number of Patients: 3 3 Number of Patients: 3  

Reported Stop Reasons

Why Patients Stopped Taking Memantine (multiple reasons could be selected)
Reason # Patients Percentage of patients
Did not seem to work 13   Did not seem to work: 59%
Doctor's advice 4   Doctor's advice: 18%
Side effects too severe 4   Side effects too severe: 18%
Expense 3   Expense: 14%
Other 2   Other: 9%
Personal research 1   Personal research: 5%

See all 22 patients who’ve stopped taking Memantine

Reported Duration See details about how long patients take this treatment ▼

Currently Taking Memantine

A bar graph

0-1 month 1-3 months 3-6 months 6 months-1year 1-2 years 2 years or more
0
0

Stopped Taking Memantine

A bar graph

0-1 month 1-3 months 3-6 months 6 months-1year 1-2 years 2 years or more

Reported Adherence, Burden & Cost See details from patient evaluations ▼

Adherence

Taking treatment as prescribed

Adherence of Memantine

Always
 21 88%
Usually
 1 4%
Sometimes
 1 4%
Never
 1 4%

Burden

Difficulty being on treatment

Burden of Memantine

Very
 0 0%
Somewhat
 0 0%
A little
 6 25%
Not at all
 18 75%

Cost

Paid out of pocket

Cost of Memantine

$200+
 0 0%
$100-199
 2 14%
$50-99
 2 14%
$25-49
 7 50%
< $25
 3 21%

Report created on February 10, 2012.