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What is Carbamazepine?

Carbamazepine is an anticonvulsant used to treat partial and mixed seizure patterns, generalized tonic-clonic seizures and trigeminal neuralgia. Off label it is used to treat resistant schizophrenia, alcohol withdrawal, restless leg syndrome and post traumatic stress disorders.

Reported Purpose & Efficacy

Reasons and Efficacy
Purpose # of patients
# of patients with evaluations Efficacy
Major
Moderate
Slight
None
Can’t tell
Epilepsy 364 134 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Trigeminal neuralgia (trigeminal nerve pain) 56 14 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Treat my mood condition(s) 55 16 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Pain 42 8 Efficacy_major Efficacy_moderate Efficacy_none Efficacy_cant_tell
Bipolar Disorder 42 15 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Other 33 10 Efficacy_major Efficacy_moderate Efficacy_cant_tell

See all 637 patients currently taking Carbamazepine

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Reported Side Effects

Side effects as an overall problem

Severe
52
Moderate
83
Mild
81
None
60

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

Dizziness 23
Sleepiness 15
Increased fatigue 15
Fatigue 13
Excessive daytime sleepiness (somnolence) 11
Constipation 11
See all 152 reported side effects See top 6 reported side effects

Reported Dosages

Frequently reported dosages based on patients currently taking Carbamazepine. See all 47 dosages

  100 mg daily 200 mg daily 300 mg daily 400 mg daily 600 mg daily 800 mg daily 900 mg daily 1,000 mg daily 1,200 mg daily 1,600 mg daily
  36 Number of Patients: 36 79 Number of Patients: 79 35 Number of Patients: 35 125 Number of Patients: 125 105 Number of Patients: 105 103 Number of Patients: 103 12 Number of Patients: 12 33 Number of Patients: 33 67 Number of Patients: 67 13 Number of Patients: 13  

Reported Stop Reasons

Why Patients Stopped Taking Carbamazepine (multiple reasons could be selected)
Reason # Patients Percentage of patients
Did not seem to work 108   Did not seem to work: 37%
Side effects too severe 103   Side effects too severe: 35%
Doctor's advice 98   Doctor's advice: 33%
Other 55   Other: 19%
Course of treatment ended 15   Course of treatment ended: 5%
Expense 11   Expense: 4%
Personal research 10   Personal research: 3%
Not indicated 8   Not indicated: 3%
Change in health plan coverage 7   Change in health plan coverage: 2%

See all 278 patients who’ve stopped taking Carbamazepine

Currently Taking Carbamazepine

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

Stopped Taking Carbamazepine

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 Carbamazepine

Always
218 79%
Usually
46 17%
Sometimes
7 3%
Never
5 2%

Burden

Difficulty being on treatment

Burden of Carbamazepine

Very
18 7%
Somewhat
32 12%
A little
58 21%
Not at all
168 61%

Cost

Paid out of pocket

Cost of Carbamazepine

$200+
4 2%
$100-199
8 4%
$50-99
17 9%
$25-49
32 17%
< $25
122 66%

See more information, including instructions, precautions, side effects, and interactions.

Report created on February 10, 2012.