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What is Venlafaxine?

Venlafaxine is an antidepressant in a group of drugs called selective serotonin and norepinephrine reuptake inhibitors (SSNRIs). It affects chemicals in the brain that may become unbalanced and cause depression. It is used to treat major depressive disorder, anxiety, and panic disorder.

Reported Purpose & Efficacy

Reasons and Efficacy
Purpose # of patients
# of patients with evaluations Efficacy
Major
Moderate
Slight
None
Can’t tell
Depressed mood 765 251 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Major Depressive Disorder 481 124 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Treat my mood condition(s) 232 83 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Generalized Anxiety Disorder 231 38 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Anxious mood 193 79 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Fibromyalgia 132 47 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell

See all 1632 patients currently taking Venlafaxine

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Reported Side Effects

Side effects as an overall problem

Severe
 118
Moderate
 156
Mild
 167
None
 165

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

Weight gain 70
Brain zaps 45
Agitation with restlessness 34
Drowsiness 33
Jittery feeling 29
Nausea 28
See all 254 reported side effects ▼ See top 6 reported side effects ▲

Reported Dosages

Frequently reported dosages based on patients currently taking Venlafaxine. See all 54 dosages ►

  37.5 mg daily 50 mg daily 75 mg daily 100 mg daily 112.5 mg daily 150 mg daily 225 mg daily 300 mg daily 375 mg daily 450 mg daily
  146 Number of Patients: 146 20 Number of Patients: 20 393 Number of Patients: 393 28 Number of Patients: 28 24 Number of Patients: 24 550 Number of Patients: 550 210 Number of Patients: 210 243 Number of Patients: 243 18 Number of Patients: 18 24 Number of Patients: 24  

Reported Stop Reasons

Why Patients Stopped Taking Venlafaxine (multiple reasons could be selected)
Reason # Patients Percentage of patients
Side effects too severe 229   Side effects too severe: 38%
Did not seem to work 213   Did not seem to work: 35%
Doctor's advice 159   Doctor's advice: 26%
Other 115   Other: 19%
Expense 56   Expense: 9%
Personal research 37   Personal research: 6%
Course of treatment ended 30   Course of treatment ended: 5%
Change in health plan coverage 16   Change in health plan coverage: 3%
Not indicated 9   Not indicated: 1%

See all 586 patients who’ve stopped taking Venlafaxine

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

Currently Taking Venlafaxine

A bar graph

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

Stopped Taking Venlafaxine

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 Venlafaxine

Always
 497 82%
Usually
 87 14%
Sometimes
 12 2%
Never
 10 2%

Burden

Difficulty being on treatment

Burden of Venlafaxine

Very
 37 6%
Somewhat
 64 11%
A little
 103 17%
Not at all
 402 66%

Cost

Paid out of pocket

Cost of Venlafaxine

$200+
 5 1%
$100-199
 24 6%
$50-99
 34 9%
$25-49
 110 28%
< $25
 225 56%

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

Report created on February 11, 2012.