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 12795 1086
Depressed mood 5375 793
Post-traumatic stress disorder 4106 240
Generalized anxiety disorder 2591 575
Persistent depressive disorder (dysthymia) 823 167
Borderline personality disorder 596 55

Show all 248 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 Percentage
Severe 339
Moderate 474
Mild 556
None 802

Commonly reported side effects and conditions associated with Venlafaxine

Side effect Patients Percentage
Weight gain 130
Dry mouth 89
Decreased sex drive (libido) 81
Nausea 81
Brain shocks 63
Drowsiness 49

Show all 369 reported side effects

Dosages

Based on patients currently taking Venlafaxine

Dosage Patients Percentage
75 mg daily 35
150 mg daily 32
225 mg daily 21
300 mg daily 19
37.5 mg daily 18
100 mg daily 6
75 mg twice daily 6
150 mg twice daily 6
112.5 mg daily 3
375 mg daily 3

See all 29 dosages

Why patients stopped taking Venlafaxine

Multiple reasons could be selected

Reason Patients Percentage
Did not seem to work 621
Side effects too severe 573
Doctor's advice 397
Other 246
Expense 92
Personal research 76
Course of treatment ended 62
Change in health plan coverage 42
See all 1469 patients who've stopped taking Venlafaxine

Duration

Currently taking Venlafaxine

Duration Patients Percentage
Less than 1 month 3
1 - 6 months 7
6 months - 1 year 8
1 - 2 years 13
2 - 5 years 44
5 - 10 years 56
10 years or more 47

Stopped taking Venlafaxine

Duration Patients Percentage
Less than 1 month 250
1 - 6 months 260
6 months - 1 year 227
1 - 2 years 207
2 - 5 years 288
5 - 10 years 140
10 years or more 63
Adherence
Adherence Evaluations Percentage
Always 1761
Usually 291
Sometimes 45
Never taken as prescribed 74
Burden
Burden Evaluations Percentage
Very hard to take 104
Somewhat hard to take 176
A little hard to take 342
Not at all hard to take 1549
Cost per month
Cost per month Evaluations Percentage
$200+ 15
$100-199 40
$50-99 69
$25-49 211
< $25 898
Not specified 938

What people switch to and from

Patients started taking Venlafaxine after stopping:

Treatment Patients Percentage
Fluoxetine (Prozac) 152
Sertraline (Zoloft) 133
Citalopram (Celexa) 108
Duloxetine (Cymbalta) 104
Bupropion (Wellbutrin) 82

Show all 55 treatments patients report switching from

Patients stopped taking Venlafaxine and switched to:

Treatment Patients Percentage
Duloxetine (Cymbalta) 142
Bupropion (Wellbutrin) 88
Fluoxetine (Prozac) 71
Sertraline (Zoloft) 62
Citalopram (Celexa) 39

Show all 63 treatments patients report switching to

Last updated:

118 patient evaluations for Venlafaxine

Feb 24, 2020 (Started Oct 10, 2006)

  • Effectiveness
    Moderate (for major depressive disorder)
  • Effectiveness
    Moderate (for depressed mood)
  • Side effects
    Mild (sexual dysfunction)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 100 mg Daily
Advice & Tips: Since my depression seems to be tied to SAD I double up on dosage from November-March.
Cost: < $25 monthly

Jun 22, 2017 (Started Oct 10, 2006)

  • Effectiveness
    Moderate (for depressed mood)
  • Effectiveness
    Moderate (for major depressive disorder)
  • Side effects
    Mild (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 depressed mood)
  • Effectiveness
    Moderate (for major depressive disorder)
  • Side effects
    Mild (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 depressed mood)
  • Effectiveness
    Moderate (for major depressive disorder)
  • Side effects
    Mild (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 depressed mood)
  • Effectiveness
    Moderate (for major depressive disorder)
  • Side effects
    Mild (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 (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 (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

Jan 15, 2018 (Started May 18, 2017)

  • Effectiveness
    Moderate (for depressed mood)
  • Side effects
    Severe (weight gain)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 75 mg Daily

  • 0 helpful marks

Jan 13, 2018 (Started Jul 01, 2005)

  • Effectiveness
    Can't tell (for bipolar II disorder)
  • Effectiveness
    Can't tell (for depressed mood)
  • Side effects
    None
  • Adherence
    Usually
  • Burden
    Not at all hard to take
Dosage: 75 mg Daily
Advice & Tips: Failing to take this on time, or quitting cold turkey has awful, physical side effects.
Cost: < $25 monthly

  • 0 helpful marks
Last updated:
Showing 3 of 118 patient evaluations for Venlafaxine