What is Effexor XR?

Category: Prescription Drugs

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Generic name: Venlafaxine

Effexor® XR is a brand name for the extended release formulation of venlaflaxine, a Serotonin/Norepinephrine Reuptake Inhibitor (SNRI) antidepressant used to treat major depressive, generalized anxiety, social anxiety and panic disorders.

Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Depressed mood 606 283
Major depressive disorder 524 344
Generalized anxiety disorder 269 198
Anxious mood 134 85
Fibromyalgia 114 60
Post-traumatic stress disorder 62 39

Show all 130 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 100
Moderate 167
Mild 198
None 278

Commonly reported side effects and conditions associated with Effexor XR

Side effect Patients
Weight gain 58
Dry mouth 27
Nausea 25
Drowsiness 24
Agitation with restlessness 21
Decreased sex drive (libido) 21

Show all 172 reported side effects

Dosages

Based on patients currently taking Effexor XR

Dosage Patients
150 mg daily 45
75 mg daily 37
300 mg daily 29
225 mg daily 18
37.5 mg daily 9
150 mg twice daily 4
450 mg daily 4
75 mg twice daily 2
375 mg daily 2
1 tablet(s) twice daily 1

See all 21 dosages

Why patients stopped taking Effexor XR

Multiple reasons could be selected

Reason Patients
Did not seem to work 199
Side effects too severe 178
Doctor's advice 125
Other 86
Expense 42
Personal research 27
Course of treatment ended 19
Change in health plan coverage 13
See all 480 patients who've stopped taking Effexor XR

Duration

Currently taking Effexor XR

Duration Patients
1 - 6 months 8
6 months - 1 year 8
1 - 2 years 7
2 - 5 years 39
5 - 10 years 38
10 years or more 64

Stopped taking Effexor XR

Duration Patients
Less than 1 month 46
1 - 6 months 93
6 months - 1 year 67
1 - 2 years 84
2 - 5 years 105
5 - 10 years 64
10 years or more 21
Adherence
Adherence Evaluations
Always 623
Usually 99
Sometimes 6
Never taken as prescribed 15
Burden
Burden Evaluations
Very hard to take 28
Somewhat hard to take 57
A little hard to take 122
Not at all hard to take 536
Cost per month
Cost per month Evaluations
$200+ 6
$100-199 23
$50-99 35
$25-49 99
< $25 295
Not specified 285

What people switch to and from

Patients started taking Effexor XR after stopping:

Treatment Patients
Fluoxetine (Prozac) 34
Duloxetine (Cymbalta) 22
Citalopram (Celexa) 21
Sertraline (Zoloft) 15
Bupropion (Wellbutrin XL) 12

Show all 23 treatments patients report switching from

Patients stopped taking Effexor XR and switched to:

Treatment Patients
Duloxetine (Cymbalta) 21
Bupropion (Wellbutrin XL) 11
Desvenlafaxine (Pristiq) 8
Fluoxetine (Prozac) 8
Sertraline (Zoloft) 8

Show all 25 treatments patients report switching to

Last updated:

53 patient evaluations for Effexor XR

Jan 13, 2018 (Started Jul 01, 2005)

  • Effectiveness
    Can't tell (for depressed mood)
  • Effectiveness
    Can't tell (for bipolar II disorder)
  • Side effects
    None
  • Adherence
    Usually
  • Burden
    Not at all hard to take
Dosage: 22500 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

Feb 12, 2017 (Started May 05, 2009)

  • Effectiveness
    Moderate (for major depressive disorder)
  • Effectiveness
    Moderate (for generalized anxiety disorder)
  • Side effects
    Mild (nausea with missed dose, Nausea , if I forgot to take the effexor)
  • Adherence
    Usually
  • Burden
    A little hard to take
Cost: < $25 monthly

Feb 10, 2017 (Started May 05, 2009)

  • Effectiveness
    Moderate (for major depressive disorder)
  • Effectiveness
    Moderate (for generalized anxiety disorder)
  • Side effects
    Mild (nausea with missed dose, Nausea , if I forgot to take the effexor)
  • Adherence
    Usually
  • Burden
    A little hard to take
Dosage: 300 mg Daily
Cost: < $25 monthly

Apr 13, 2012 (Started May 05, 2009)

  • Effectiveness
    Major (for major depressive disorder)
  • Effectiveness
    Major (for generalized anxiety disorder)
  • Side effects
    None
  • Adherence
    Usually
  • Burden
    Not at all hard to take
Dosage: 300 mg Daily
Advice & Tips: Also got rid of my panic attacks.
Cost: < $25 monthly

  • 0 helpful marks

Jun 30, 2016 (Started Jan 01, 2006)

  • Effectiveness
    Slight (for social anxiety)
  • Effectiveness
    Slight (for major depressive disorder)
  • Effectiveness
    Slight (for fibromyalgia)
  • Side effects
    Mild (constipation)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 450 mg Daily

  • 0 helpful marks
Last updated:
Showing 3 of 53 patient evaluations for Effexor XR