What is Venlafaxine?

Category: Prescription Drugs

Most popular types: Effexor XR Effexor Venlafaxine XR Show all

false

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 1,733 1,005
Depressed mood 1,422 759
Generalized anxiety disorder 846 543
Post-traumatic stress disorder 340 237
Fibromyalgia 226 131
Anxious mood 223 130

Show all 226 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
319
Moderate
458
Mild
513
None
722

Commonly reported side effects and conditions associated with Venlafaxine

Side effect Patients
Weight gain 124
Dry mouth 81
Nausea 66
Brain zaps 56
Decreased sex drive (libido) 50
Drowsiness 44

Show all 444 reported side effects

Dosages

Based on patients currently taking Venlafaxine

Dosage Patients
75 mg daily 144
150 mg daily 135
225 mg daily 73
300 mg daily 58
37.5 mg daily 37
150 mg twice daily 20
100 mg daily 18
75 mg twice daily 11
75 mg three times daily 8
25 mg daily 7

See all 61 dosages

Why patients stopped taking Venlafaxine

Multiple reasons could be selected

Reason Patients
Did not seem to work 566
Side effects too severe 530
Doctor's advice 364
Other 222
Expense 87
Personal research 69
Course of treatment ended 55
Change in health plan coverage 42
See all 1334 patients who've stopped taking Venlafaxine

Duration

Currently taking Venlafaxine

Duration Patients
Less than 1 month 4
1 - 6 months 27
6 months - 1 year 50
1 - 2 years 93
2 - 5 years 171
5 - 10 years 131
10 years or more 127

Stopped taking Venlafaxine

Duration Patients
Less than 1 month 235
1 - 6 months 253
6 months - 1 year 217
1 - 2 years 201
2 - 5 years 268
5 - 10 years 129
10 years or more 55
Adherence
Adherence Evaluations
Always 1622
Usually 281
Sometimes 41
Never taken as prescribed 68
Burden
Burden Evaluations
Very hard to take 96
Somewhat hard to take 172
A little hard to take 322
Not at all hard to take 1422
Cost per month
Cost per month Evaluations
$200+ 15
$100-199 39
$50-99 68
$25-49 201
< $25 831
Not specified 858

What people switch to and from

Patients started taking Venlafaxine after stopping:

Treatment Patients
Fluoxetine (Prozac) 124
Sertraline (Zoloft) 114
Citalopram (Celexa) 81
Duloxetine (Cymbalta) 81
Bupropion (Wellbutrin XL) 60

Show all 51 treatments patients report switching from

Patients stopped taking Venlafaxine and switched to:

Treatment Patients
Duloxetine (Cymbalta) 63
Bupropion (Wellbutrin XL) 47
Fluoxetine (Prozac) 40
Sertraline (Zoloft) 35
Desvenlafaxine (Pristiq) 20

Show all 53 treatments patients report switching to

Last updated:

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

  • 0 helpful marks
Last updated:
Showing 3 of 124 patient evaluations for Venlafaxine