What is Venlafaxine?

Category: Prescription Drugs

Most popular types: Effexor XR Effexor Venlafaxine XR Show all

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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 & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Major depressive disorder 1,634 961
Depressed mood 1,367 749
Generalized anxiety disorder 825 528
Post-traumatic stress disorder 304 233
Fibromyalgia 222 123
Anxious mood 218 132

Show all 220 reasons taken


  • Major
  • Moderate
  • Slight
  • None
  • Can't tell

Side effects

Side effects as an overall problem

Side effects as an overall problem
Severity Evaluations
Severe 313
Moderate 452
Mild 502
None 691

Commonly reported side effects and conditions associated with Venlafaxine

Side effect Patients
Weight gain 119
Dry mouth 80
Nausea 63
Brain zaps 59
Decreased sex drive (libido) 49
Drowsiness 42

Show all 446 reported side effects

Dosages

Based on patients currently taking Venlafaxine

Dosage Patients
150 mg daily 128
75 mg daily 118
225 mg daily 62
300 mg daily 62
37.5 mg daily 33
100 mg daily 26
150 mg twice daily 22
75 mg twice daily 16
25 mg daily 11
75 mg three times daily 11

See all 63 dosages

Why patients stopped taking Venlafaxine

Multiple reasons could be selected

Reason Patients
Did not seem to work 533
Side effects too severe 511
Doctor's advice 356
Other 219
Expense 86
Personal research 64
Course of treatment ended 53
Change in health plan coverage 41
See all 1283 patients who've stopped taking Venlafaxine

Duration

Currently taking Venlafaxine

Duration Patients
1 - 6 months 38
6 months - 1 year 48
1 - 2 years 115
2 - 5 years 154
5 - 10 years 132
10 years or more 120

Stopped taking Venlafaxine

Duration Patients
Less than 1 month 216
1 - 6 months 246
6 months - 1 year 219
1 - 2 years 197
2 - 5 years 262
5 - 10 years 119
10 years or more 47
Adherence
Adherence Evaluations
Always 1579
Usually 273
Sometimes 40
Never taken as prescribed 66
Burden
Burden Evaluations
Very hard to take 93
Somewhat hard to take 167
A little hard to take 317
Not at all hard to take 1381
Cost per month
Cost per month Evaluations
$200+ 14
$100-199 39
$50-99 73
$25-49 201
< $25 807
Not specified 824

What people switch to and from

Patients started taking Venlafaxine after stopping:

Treatment Patients
Fluoxetine (Prozac) 107
Sertraline (Zoloft) 103
Citalopram (Celexa) 73
Duloxetine (Cymbalta) 73
Bupropion (Wellbutrin XL) 53

Show all 49 treatments patients report switching from

Patients stopped taking Venlafaxine and switched to:

Treatment Patients
Duloxetine (Cymbalta) 55
Bupropion (Wellbutrin XL) 42
Fluoxetine (Prozac) 36
Sertraline (Zoloft) 30
Citalopram (Celexa) 18

Show all 50 treatments patients report switching to

Last updated:

120 patient evaluations for Venlafaxine

Jul 26, 2017 (Started Jul 01, 2014)

  • Effectiveness
    Moderate (for major depressive disorder)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 37.5 mg Daily
Cost: < $25 monthly

Nov 30, 2016 (Started Jul 01, 2014)

  • Effectiveness
    Moderate (for major depressive disorder)
  • Side effects
    Mild (Unrefreshing or poor sleep)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 37.5 mg Daily
Advice & Tips: I had to go down in dosage because it was affecting my sleep. It is also the reason I increased my trazadone (from 50 to 100mg).
Cost: < $25 monthly

  • 0 helpful marks

Jun 22, 2017 (Started Oct 10, 2006)

  • Effectiveness
    Moderate (for major depressive disorder)
  • Effectiveness
    Moderate (for Depressed mood)
  • Side effects
    Mild (Male sexual dysfunction)
  • Adherence
    Always
  • Burden
    A little hard to take
Dosage: 100 mg Daily
Cost: < $25 monthly

Mar 17, 2016 (Started Oct 10, 2006)

  • Effectiveness
    Moderate (for major depressive disorder)
  • Effectiveness
    Moderate (for Depressed mood)
  • Side effects
    Mild (Male sexual dysfunction)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 100 mg Daily
Cost: < $25 monthly

Sep 18, 2015 (Started Oct 10, 2006)

  • Effectiveness
    Moderate (for major depressive disorder)
  • Effectiveness
    Moderate (for Depressed mood)
  • Side effects
    Mild (Male sexual dysfunction)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 100 mg Daily
Cost: < $25 monthly

Jun 18, 2015 (Started Oct 10, 2006)

  • Effectiveness
    Moderate (for major depressive disorder)
  • Effectiveness
    Moderate (for Depressed mood)
  • Side effects
    Mild (Male sexual dysfunction)
  • Adherence
    Always
  • Burden
    A little hard to take
Dosage: 100 mg Daily
Cost: < $25 monthly

Jul 8, 2013 (Started Oct 10, 2006)

  • Effectiveness
    Moderate (for major depressive disorder)
  • Effectiveness
    Moderate (for Depressed mood)
  • Side effects
    Mild (Male sexual dysfunction)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 100 mg Daily
Advice & Tips: Be sure to taper carefully when/if you want to quit this medication.
Cost: < $25 monthly

Sep 3, 2012 (Started Oct 10, 2006)

  • Effectiveness
    Moderate (for major depressive disorder)
  • Effectiveness
    Moderate (for Depressed mood)
  • Side effects
    Mild (Male sexual dysfunction)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 100 mg Daily
Advice & Tips: Slight sexual dysfunction. As long as I take it several hours before sexual activity it is no problem. A big benefit is the leveling out of emotions.
Cost: < $25 monthly

  • 0 helpful marks

May 23, 2017 (Started Aug 10, 2010)

  • Effectiveness
    Moderate (for major depressive disorder)
  • Effectiveness
    Can’t tell (for generalized anxiety disorder)
  • Effectiveness
    Can’t tell (for borderline personality disorder)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 75 mg Daily
Advice & Tips: This medication is absolute hell to come off, withdrawal effects include brain zaps, insomnia, headaches, nightmares, and light sensitivity. Start and stop this medication with caution.
Cost: < $25 monthly

  • 0 helpful marks
Last updated:
Showing 3 of 120 patient evaluations for Venlafaxine