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 1830 1061
Depressed mood 1469 787
Generalized anxiety disorder 863 566
Post-traumatic stress disorder 357 238
Anxious mood 235 150
Fibromyalgia 224 128

Show all 229 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 338
Moderate 471
Mild 543
None 780

Commonly reported side effects and conditions associated with Venlafaxine

Side effect Patients Percentage
Weight gain 130
Dry mouth 87
Nausea 81
Decreased sex drive (libido) 80
Brain shocks 62
Drowsiness 48

Show all 358 reported side effects

Dosages

Based on patients currently taking Venlafaxine

Dosage Patients Percentage
150 mg daily 66
75 mg daily 65
300 mg daily 34
225 mg daily 31
37.5 mg daily 22
150 mg twice daily 8
75 mg twice daily 7
100 mg daily 5
75 mg three times daily 5
25 mg daily 3

See all 44 dosages

Why patients stopped taking Venlafaxine

Multiple reasons could be selected

Reason Patients Percentage
Did not seem to work 594
Side effects too severe 555
Doctor's advice 383
Other 236
Expense 90
Personal research 75
Course of treatment ended 57
Change in health plan coverage 42
See all 1396 patients who've stopped taking Venlafaxine

Duration

Currently taking Venlafaxine

Duration Patients Percentage
1 - 6 months 6
6 months - 1 year 13
1 - 2 years 24
2 - 5 years 82
5 - 10 years 80
10 years or more 91

Stopped taking Venlafaxine

Duration Patients Percentage
Less than 1 month 249
1 - 6 months 260
6 months - 1 year 226
1 - 2 years 209
2 - 5 years 282
5 - 10 years 140
10 years or more 62
Adherence
Adherence Evaluations Percentage
Always 1729
Usually 287
Sometimes 43
Never taken as prescribed 73
Burden
Burden Evaluations Percentage
Very hard to take 101
Somewhat hard to take 178
A little hard to take 336
Not at all hard to take 1517
Cost per month
Cost per month Evaluations Percentage
$200+ 15
$100-199 40
$50-99 68
$25-49 206
< $25 881
Not specified 922

What people switch to and from

Patients started taking Venlafaxine after stopping:

Treatment Patients Percentage
Fluoxetine (Prozac) 143
Sertraline (Zoloft) 128
Duloxetine (Cymbalta) 91
Citalopram (Celexa) 90
Bupropion (Wellbutrin XL) 69

Show all 54 treatments patients report switching from

Patients stopped taking Venlafaxine and switched to:

Treatment Patients Percentage
Duloxetine (Cymbalta) 76
Bupropion (Wellbutrin XL) 54
Fluoxetine (Prozac) 44
Sertraline (Zoloft) 43
Desvenlafaxine (Pristiq) 23

Show all 53 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