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 1817 1043
Depressed mood 1467 783
Generalized anxiety disorder 858 559
Post-traumatic stress disorder 359 238
Anxious mood 234 148
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 336
Moderate 465
Mild 535
None 766

Commonly reported side effects and conditions associated with Venlafaxine

Side effect Patients Percentage
Weight gain 129
Dry mouth 88
Nausea 79
Decreased sex drive (libido) 77
Brain shocks 62
Drowsiness 47

Show all 356 reported side effects

Dosages

Based on patients currently taking Venlafaxine

Dosage Patients Percentage
75 mg daily 73
150 mg daily 72
300 mg daily 43
225 mg daily 38
37.5 mg daily 25
150 mg twice daily 9
100 mg daily 8
75 mg twice daily 6
50 mg daily 4
112.5 mg daily 4

See all 39 dosages

Why patients stopped taking Venlafaxine

Multiple reasons could be selected

Reason Patients Percentage
Did not seem to work 590
Side effects too severe 550
Doctor's advice 381
Other 234
Expense 90
Personal research 75
Course of treatment ended 57
Change in health plan coverage 42
See all 1385 patients who've stopped taking Venlafaxine

Duration

Currently taking Venlafaxine

Duration Patients Percentage
Less than 1 month 1
1 - 6 months 9
6 months - 1 year 7
1 - 2 years 27
2 - 5 years 89
5 - 10 years 84
10 years or more 107

Stopped taking Venlafaxine

Duration Patients Percentage
Less than 1 month 248
1 - 6 months 258
6 months - 1 year 223
1 - 2 years 206
2 - 5 years 282
5 - 10 years 139
10 years or more 61
Adherence
Adherence Evaluations Percentage
Always 1701
Usually 286
Sometimes 43
Never taken as prescribed 72
Burden
Burden Evaluations Percentage
Very hard to take 99
Somewhat hard to take 176
A little hard to take 332
Not at all hard to take 1495
Cost per month
Cost per month Evaluations Percentage
$200+ 15
$100-199 40
$50-99 68
$25-49 204
< $25 870
Not specified 905

What people switch to and from

Patients started taking Venlafaxine after stopping:

Treatment Patients Percentage
Fluoxetine (Prozac) 138
Sertraline (Zoloft) 127
Duloxetine (Cymbalta) 86
Citalopram (Celexa) 85
Bupropion (Wellbutrin XL) 67

Show all 54 treatments patients report switching from

Patients stopped taking Venlafaxine and switched to:

Treatment Patients Percentage
Duloxetine (Cymbalta) 73
Bupropion (Wellbutrin XL) 54
Fluoxetine (Prozac) 42
Sertraline (Zoloft) 40
Desvenlafaxine (Pristiq) 23

Show all 53 treatments patients report switching to

Last updated:

119 patient evaluations for Venlafaxine

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

Dec 15, 2017 (Started Jun 30, 2012)

  • Effectiveness
    Moderate (for fibromyalgia)
  • Effectiveness
    Moderate (for generalized anxiety disorder)
  • Effectiveness
    Moderate (for major depressive disorder)
  • Side effects
    Moderate (erectile dysfunction, difficulty with orgasm, nausea)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 150 mg Twice daily

Oct 1, 2015 (Started Jun 30, 2012)

  • Effectiveness
    Moderate (for fibromyalgia)
  • Effectiveness
    Moderate (for generalized anxiety disorder)
  • Effectiveness
    Moderate (for major depressive disorder)
  • Side effects
    Mild (erectile dysfunction, difficulty with orgasm, nausea)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 150 mg Twice daily

  • 0 helpful marks
Last updated:
Showing 3 of 119 patient evaluations for Venlafaxine