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This is an index of reports of adverse events (side effects, adverse reactions, etc.) related to Effexor XR (Venlafaxine). Click on the relevant link below to view a selection of reports according to the event's seriousness level and/or the nature of the side effect / adverse reaction. Or scroll down to view a sample of recent reports further on this page.
Our database includes reports primarily from April 2009 to March 2010. The information is not vetted and should not be cosidered as verified clinical evidence.
All cases (353)
Cases resulting in a serious event (333)
Cases resulting in death (32)
Cases resulting in life threatening events (22)
Cases resulting in hospitalization (107)
Cases resulting in disability (44)
Cases resulting in other serious reactions (219)
Below is a sample of reports where side effects / adverse reactions may be related to Effexor XR (Venlafaxine). For a complete list and/or a specific selection of reports, please use the links in the index above.
Possible Effexor XR side effects / adverse reactions in male
Reported by a consumer/non-health professional from Australia on 2010-03-30
Patient: male
Reactions: Nightmare, Vertigo, Drug Withdrawal Syndrome, Intentional Drug Misuse, Hallucination, Suicidal Ideation
Suspect drug(s):
Effexor XR
Possible Effexor XR side effects / adverse reactions in female
Reported by a consumer/non-health professional from United States on 2010-03-25
Patient: female
Reactions: Anxiety, Vomiting, Dyskinesia, Drug Withdrawal Syndrome, Hyperhidrosis
Suspect drug(s):
Effexor XR
Other drugs received by patient: Diovan; Ranitidine; Levoxyl; Simvastatin
Possible Effexor XR side effects / adverse reactions in
Reported by a consumer/non-health professional from Australia on 2010-03-25
Patient:
Reactions: Drug Ineffective, Impaired Work Ability, Unevaluable Event, Drug Withdrawal Syndrome
Adverse event resulted in: disablity
Suspect drug(s):
Effexor XR
Possible Effexor XR side effects / adverse reactions in female
Reported by a physician from NEW Zealand on 2010-03-24
Patient: female
Reactions: Akathisia, Serotonin Syndrome, Balance Disorder, Neuromyopathy, Dissociative Disorder, Restlessness, Conduction Disorder, Emotional Distress, Irritability, Activities of Daily Living Impaired, Sleep Disorder, Accommodation Disorder, Obesity, Depression, Self Esteem Decreased, Homeless, Arrhythmia, Dysarthria, Affect Lability, Loss of Employment, Heart Rate Increased, Suspiciousness, Memory Impairment, Asthenia, Head Titubation, Disability, Foot Deformity, Economic Problem, Agitation, Parkinsonism, Hypomania, Headache, Sedation, Crying, Drug Effect Decreased, Dystonia, Drug Withdrawal Syndrome, Tremor, Paraesthesia, Insomnia, Disturbance in Social Behaviour, Mental Disorder, Mobility Decreased, Laryngospasm, Confusional State, Tooth Abscess, Haemorrhage, Feeling Guilty, Aphasia, Illusion, Pain, Restless Legs Syndrome, Tongue Paralysis, Suicidal Ideation, Mania, Hand Deformity, Anger, Somatoform Disorder, Hypertonia, Blood Pressure Increased, Condition Aggravated, Plantar Fasciitis, Anxiety, Panic Attack, Diarrhoea, Feeling Abnormal
Adverse event resulted in: hospitalization, disablity
Suspect drug(s):
Effexor XR
Dosage: started 75mg daily, then 150mg daily then 75mg x 3 each night since 2005
Administration route: Oral
Indication: Post-Traumatic Stress Disorder
Effexor XR
Dosage: weaning off efexor xr
Administration route: Oral
Indication: Panic Attack
Effexor XR
Dosage: 300mg
Effexor XR
Effexor XR
Dosage: 37.5mg daily
Amitrip
Other drugs received by patient: Clonazepam
Possible Effexor XR side effects / adverse reactions in female
Reported by a physician from United States on 2010-03-24
Patient: female
Reactions: Dyskinesia, Pain, Headache, Abdominal Pain Upper, Fatigue, Trichorrhexis, Dizziness, Eye Disorder, Decreased Appetite, Chest Discomfort, Nausea, Drug Withdrawal Syndrome, Eye Pain, Activities of Daily Living Impaired, Alopecia, Vision Blurred, Sluggishness, Influenza Like Illness
Suspect drug(s):
Effexor XR
Administration route: Oral
Indication: Depression
Start date: 2007-12-21
End date: 2008-01-06
Effexor XR
Administration route: Oral
Start date: 2008-01-07
End date: 2008-02-07
Effexor XR
Administration route: Oral
Start date: 2008-02-08
End date: 2009-01-09
Effexor XR
Administration route: Oral
Start date: 2009-01-10
End date: 2009-09-14
Effexor XR
Administration route: Oral
Start date: 2009-09-15
End date: 2009-10-01
Effexor XR
Dosage: weaned off
Administration route: Oral
Start date: 2009-10-01
End date: 2009-11-16
Other drugs received by patient: Klonopin
Possible Effexor XR side effects / adverse reactions in 22 year old female
Reported by a individual with unspecified qualification from United States on 2010-03-23
Patient: 22 year old female, weighing 56.7 kg (124.7 pounds)
Reactions: Nausea, Drug Withdrawal Syndrome, Treatment Noncompliance, Crying
Suspect drug(s):
Effexor XR
Dosage: 150mg 2xdaily over 1 year
Indication: Anxiety
Effexor XR
Dosage: 150mg 2xdaily over 1 year
Indication: Depression
Possible Effexor XR side effects / adverse reactions in female
Reported by a consumer/non-health professional from United States on 2010-03-23
Patient: female
Reactions: Weight Increased, Libido Decreased, Suicide Attempt, Drug Withdrawal Syndrome
Adverse event resulted in: hospitalization
Suspect drug(s):
Effexor XR
Administration route: Oral
Indication: Fibromyalgia
Start date: 2008-01-01
End date: 2010-01-01
Wellbutrin
Start date: 2010-01-01
Other drugs received by patient: Oxycodone HCL; Diazepam; Nabumetone; Oxycontin; Tizanidine HCL
Possible Effexor XR side effects / adverse reactions in female
Reported by a consumer/non-health professional from United States on 2010-03-23
Patient: female
Reactions: Confusional State, Coordination Abnormal, Drug Withdrawal Syndrome, Paraesthesia, Crying
Adverse event resulted in: disablity
Suspect drug(s):
Effexor XR
Possible Effexor XR side effects / adverse reactions in 26 year old male
Reported by a consumer/non-health professional from United States on 2010-03-23
Patient: 26 year old male, weighing 79.4 kg (174.6 pounds)
Reactions: Genital Hypoaesthesia, Libido Decreased, Sexual Dysfunction, Erectile Dysfunction
Suspect drug(s):
Effexor XR
Dosage: 150mg once a day po
Administration route: Oral
Indication: Depression
Zoloft
Dosage: 150 mg once a day po
Administration route: Oral
Indication: Depression
Possible Effexor XR side effects / adverse reactions in female
Reported by a health professional (non-physician/pharmacist) from United States on 2010-03-19
Patient: female
Reactions: Nausea, Quality of Life Decreased, Impaired Work Ability, Drug Withdrawal Syndrome, Abdominal Pain Upper, Panic Attack, Hot Flush, Anger, Dizziness, Decreased Appetite, Crying
Suspect drug(s):
Effexor XR
Possible Effexor XR side effects / adverse reactions in female
Reported by a physician from NEW Zealand on 2010-03-19
Patient: female
Reactions: Foot Deformity, Agitation, Akathisia, Economic Problem, Serotonin Syndrome, Hypomania, Headache, Parkinsonism, Balance Disorder, Sedation, Neuromyopathy, Crying, Dissociative Disorder, Drug Effect Decreased, Dystonia, Conduction Disorder, Drug Withdrawal Syndrome, Tremor, Paraesthesia, Irritability, Emotional Distress, Sleep Disorder, Disturbance in Social Behaviour, Insomnia, Mental Disorder, Mobility Decreased, Laryngospasm, Confusional State, Haemorrhage, Accommodation Disorder, Aphasia, Restless Legs Syndrome, Pain, Tongue Paralysis, Suicidal Ideation, Hand Deformity, Mania, Anger, Depression, Hypertonia, Blood Pressure Increased, Self Esteem Decreased, Condition Aggravated, Homeless, Plantar Fasciitis, Arrhythmia, Anxiety, Dysarthria, Panic Attack, Loss of Employment, Diarrhoea, Heart Rate Increased, Memory Impairment, Feeling Abnormal, Disability, Head Titubation
Adverse event resulted in: hospitalization, disablity
Suspect drug(s):
Effexor XR
Dosage: started 75mg daily, then 150mg daily then 75mg x 3 each night since 2005
Administration route: Oral
Indication: Post-Traumatic Stress Disorder
Effexor XR
Dosage: weaning off efexor xr
Administration route: Oral
Indication: Panic Attack
Effexor XR
Dosage: 300mg
Effexor XR
Amitrip
Other drugs received by patient: Clonazepam
Possible Effexor XR side effects / adverse reactions in female
Reported by a consumer/non-health professional from United States on 2010-03-17
Patient: female, weighing 63.2 kg (139.0 pounds)
Reactions: Nausea, Chills, Impaired Work Ability, Pain, Disorientation, Drug Withdrawal Syndrome, Headache, Hyperhidrosis, Tremor, Road Traffic Accident, Hot Flush, Sensory Disturbance, Dizziness, Shock
Suspect drug(s):
Effexor XR
Dosage: 150 mg daily 047 orally
Administration route: Oral
Indication: Anxiety
Start date: 2009-07-01
End date: 2010-02-01
Effexor XR
Dosage: 150 mg daily 047 orally
Administration route: Oral
Indication: Depression
Start date: 2009-07-01
End date: 2010-02-01
Possible Effexor XR side effects / adverse reactions in female
Reported by a physician from United States on 2010-03-16
Patient: female, weighing 86.3 kg (189.8 pounds)
Reactions: Paranoia, Suicidal Behaviour, Suicide Attempt, Mental Disorder, Condition Aggravated, Poisoning Deliberate
Adverse event resulted in: life threatening event, hospitalization
Suspect drug(s):
Effexor XR
Dosage: 150 mg once daily from unknown date to nov-2009, then was 225 mg from nov-2009
Administration route: Oral
Indication: Major Depression
Effexor XR
Indication: Schizoaffective Disorder
Geodon
Dosage: 40 mg every morning, 80 mg every night
Indication: Paranoia
Start date: 2009-01-01
End date: 2009-01-01
Geodon
Indication: Schizoaffective Disorder
Start date: 2009-11-11
End date: 2009-01-01
Geodon
Dosage: 40 mg every morning, 80 mg every night
Start date: 2009-01-01
Other drugs received by patient: Lorazepam
Possible Effexor XR side effects / adverse reactions in female
Reported by a consumer/non-health professional from United States on 2010-03-16
Patient: female
Reactions: Drug Withdrawal Syndrome, Suicidal Ideation
Suspect drug(s):
Effexor XR
Possible Effexor XR side effects / adverse reactions in female
Reported by a physician from NEW Zealand on 2010-03-12
Patient: female
Reactions: Foot Deformity, Akathisia, Agitation, Economic Problem, Serotonin Syndrome, Hypomania, Headache, Parkinsonism, Balance Disorder, Sedation, Neuromyopathy, Crying, Drug Effect Decreased, Dystonia, Conduction Disorder, Drug Withdrawal Syndrome, Tremor, Paraesthesia, Irritability, Emotional Distress, Sleep Disorder, Insomnia, Disturbance in Social Behaviour, Mental Disorder, Mobility Decreased, Laryngospasm, Confusional State, Accommodation Disorder, Haemorrhage, Restless Legs Syndrome, Pain, Aphasia, Tongue Paralysis, Suicidal Ideation, Mania, Hand Deformity, Anger, Depression, Hypertonia, Blood Pressure Increased, Self Esteem Decreased, Condition Aggravated, Homeless, Plantar Fasciitis, Arrhythmia, Dysarthria, Anxiety, Panic Attack, Diarrhoea, Loss of Employment, Heart Rate Increased, Memory Impairment, Feeling Abnormal, Disability, Head Titubation
Adverse event resulted in: hospitalization, disablity
Suspect drug(s):
Effexor XR
Dosage: started 75mg daily, then 150mg daily then 75mg x 3 each night since 2005
Administration route: Oral
Indication: Post-Traumatic Stress Disorder
Effexor XR
Dosage: weaning off efexor xr
Administration route: Oral
Indication: Panic Attack
Effexor XR
Dosage: 300mg
Effexor XR
Amitrip
Other drugs received by patient: Clonazepam
Possible Effexor XR side effects / adverse reactions in female
Reported by a physician from United States on 2010-03-11
Patient: female
Reactions: Dyskinesia, Pain, Headache, Abdominal Pain Upper, Fatigue, Trichorrhexis, Dizziness, Eye Disorder, Decreased Appetite, Chest Discomfort, Nausea, Drug Withdrawal Syndrome, Eye Pain, Activities of Daily Living Impaired, Alopecia, Vision Blurred, Sluggishness, Influenza Like Illness
Suspect drug(s):
Effexor XR
Administration route: Oral
Indication: Depression
Start date: 2007-12-21
End date: 2008-01-06
Effexor XR
Administration route: Oral
Start date: 2008-01-07
End date: 2008-02-07
Effexor XR
Administration route: Oral
Start date: 2008-02-08
End date: 2009-01-09
Effexor XR
Administration route: Oral
Start date: 2009-01-10
End date: 2009-09-14
Effexor XR
Administration route: Oral
Start date: 2009-09-15
End date: 2009-10-01
Effexor XR
Dosage: weaned off
Administration route: Oral
Start date: 2009-10-01
End date: 2009-10-01
Other drugs received by patient: Klonopin
Possible Effexor XR side effects / adverse reactions in male
Reported by a consumer/non-health professional from United States on 2010-03-11
Patient: male, weighing 104.4 kg (229.7 pounds)
Reactions: Burning Sensation, Myalgia, Drug Effect Decreased, Pain, Condition Aggravated, Drug Withdrawal Syndrome, Hypertension
Suspect drug(s):
Effexor XR
Dosage: unknown
Administration route: Oral
Indication: Depression
Start date: 2002-01-01
Effexor XR
Dosage: ^most recent high dose was 225 mg twice daily^
Administration route: Oral
End date: 2010-01-01
Effexor XR
Dosage: ^began to taper^
Administration route: Oral
Start date: 2010-01-01
Other drugs received by patient: Olmesartan; Advair Diskus 100 / 50; Amlodipine Besylate
Possible Effexor XR side effects / adverse reactions in female
Reported by a health professional (non-physician/pharmacist) from United States on 2010-03-11
Patient: female
Reactions: Drug Withdrawal Syndrome, Headache, Drug Dependence, Paraesthesia
Suspect drug(s):
Effexor XR
Administration route: Oral
Indication: Depression
Effexor XR
Administration route: Oral
Effexor XR
Administration route: Oral
Other drugs received by patient: Vitamin D3; Multi-Vitamins; Ativan; Ativan; Ativan; Benadryl
Possible Effexor XR side effects / adverse reactions in female
Reported by a consumer/non-health professional from United States on 2010-03-10
Patient: female, weighing 110.3 kg (242.7 pounds)
Reactions: Self-Injurious Ideation, Suicidal Ideation
Suspect drug(s):
Effexor XR
Dosage: unknown dose
Administration route: Oral
Indication: Depression
Start date: 2010-01-01
End date: 2010-01-01
Effexor XR
Dosage: ^titrated up for a few weeks^
Administration route: Oral
Start date: 2010-01-01
End date: 2010-01-01
Effexor XR
Administration route: Oral
Start date: 2010-01-01
End date: 2010-01-01
Effexor XR
Administration route: Oral
Start date: 2010-01-01
End date: 2010-02-17
Depakote
Start date: 2010-02-10
End date: 2010-02-17
Seroquel
Indication: Depression
Start date: 2010-01-01
End date: 2010-02-17
Possible Effexor XR side effects / adverse reactions in female
Reported by a consumer/non-health professional from Australia on 2010-03-10
Patient: female
Reactions: Anxiety, Vomiting, Panic Attack, Balance Disorder, Mental Disorder, Drug Withdrawal Syndrome, Suicidal Ideation
Suspect drug(s):
Effexor XR
Possible Effexor XR side effects / adverse reactions in female
Reported by a physician from United States on 2010-03-09
Patient: female, weighing 86.2 kg (189.6 pounds)
Reactions: Blood Alkaline Phosphatase Increased, Paranoia, Suicidal Behaviour, Alanine Aminotransferase Increased, Aspartate Aminotransferase Increased, Liver Function Test Abnormal, Suicide Attempt
Adverse event resulted in: life threatening event, hospitalization
Suspect drug(s):
Geodon
Dosage: 120mg/day
Indication: Schizoaffective Disorder
Effexor XR
Dosage: 225 mg/day
Administration route: Oral
Indication: Schizoaffective Disorder
Possible Effexor XR side effects / adverse reactions in 34 year old male
Reported by a consumer/non-health professional from Netherlands on 2010-03-09
Patient: 34 year old male, weighing 70.0 kg (154.0 pounds)
Reactions: Weight Decreased, Thinking Abnormal, Hyperhidrosis, Aggression
Suspect drug(s):
Effexor XR
Other drugs received by patient: Oxazepam
Possible Effexor XR side effects / adverse reactions in female
Reported by a individual with unspecified qualification from United States on 2010-03-09
Patient: female, weighing 86.6 kg (190.6 pounds)
Reactions: Contusion, Pain in Extremity, Pain, Musculoskeletal Pain, Paraesthesia, Myalgia, Tendon Pain, Fatigue, Arthralgia, Vision Blurred
Suspect drug(s):
Effexor XR
Possible Effexor XR side effects / adverse reactions in female
Reported by a consumer/non-health professional from Australia on 2010-03-09
Patient: female
Reactions: Bedridden, Hypoaesthesia Facial, Impaired Work Ability, Sensory Disturbance, Dizziness, Somnolence, Lethargy, Decreased Appetite
Adverse event resulted in: disablity
Suspect drug(s):
Effexor XR
Possible Effexor XR side effects / adverse reactions in female
Reported by a consumer/non-health professional from United States on 2010-03-09
Patient: female
Reactions: Drug Withdrawal Syndrome, Suicidal Ideation
Suspect drug(s):
Effexor XR
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