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Effexor (Venlafaxine) - Side Effect Reports to FDA

 
 



This is an index of side effect / adverse reaction reports (a.k.a. adverse event reports) related to Effexor (Venlafaxine) and submitted to the FDA during the sample period of about a year. The information is not vetted and should not be considered as verified clinical evidence.

Reports by Event Outcome

All Cases (876)
Death (38)
Life Threatening Events (29)
Disability (25)

Reports by Reaction Type

Drug Ineffective (90)Depression (75)Nausea (66)Withdrawal Syndrome (66)Headache (63)Feeling Abnormal (60)Malaise (58)Dizziness (53)Atrial Septal Defect (52)Anxiety (51)Constipation (48)Maternal Exposure Timing Unspecified (45)

Below are a few examples of reports where side effects / adverse reactions may be related to Effexor (Venlafaxine). For a complete list or a specific selection of reports, please use the links above.

Possible Effexor side effects in female

Reported by a consumer/non-health professional from United States on 2012-08-27

Patient: female

Reactions: DRY Mouth, Tooth Disorder

Drug(s) suspected as cause:
Effexor
    Dosage: unk

Effexor XR
    Dosage: unk



Possible Effexor side effects in 56 year old female

Reported by a consumer/non-health professional from United States on 2012-08-27

Patient: 56 year old female, weighing 132.0 kg (290.4 pounds)

Reactions: Drug Ineffective, Unresponsive To Stimuli, Disorientation, Somnolence, Fatigue, Sedation, Disturbance in Attention, Sluggishness, Feeling Abnormal

Drug(s) suspected as cause:
Effexor
    Dosage: unk

Gabapentin
    Dosage: 300 mg, daily
    Indication: Diabetic Neuropathy
    Start date: 2011-07-01

Gabapentin
    Dosage: 600 mg, 3x/day
    End date: 2012-03-01

Neurontin
    Dosage: unk

Venlafaxine HCL
    Dosage: unk
    Indication: Diabetic Neuropathy
    Start date: 2012-03-01
    End date: 2012-05-01

Other drugs received by patient: Lantus; Victoza; Singulair; Hydrochlorothiazide; Ventolin HFA; Lotensin; Novolog; Advair Diskus 100 / 50



Possible Effexor side effects in female

Reported by a lawyer from United States on 2012-08-27

Patient: female, weighing 2.9 kg (6.4 pounds)

Reactions: Developmental Delay, Congenital Anomaly, Maternal Exposure During Pregnancy

Drug(s) suspected as cause:
Effexor

Other drugs received by patient: Chantix; Zofran; Chantix



Possible Effexor side effects in male

Reported by a physician from France on 2012-08-27

Patient: male

Reactions: Thrombotic Microangiopathy

Adverse event resulted in: death

Drug(s) suspected as cause:
Albumin (Human)
    Indication: Product Used FOR Unknown Indication
    End date: 2012-03-06

Bactrim DS
    Administration route: Oral
    Indication: Prophylaxis
    End date: 2012-04-05

Delursan
    Administration route: Oral
    Indication: Cholestasis

Effexor
    Administration route: Oral
    Indication: Product Used FOR Unknown Indication
    Start date: 2012-03-13
    End date: 2012-03-22

Folic Acid
    Indication: Vitamin B12 Deficiency
    End date: 2012-04-05

Heparin Calcium
    Indication: Prophylaxis
    End date: 2012-03-21

Levothyroxine Sodium
    Indication: Product Used FOR Unknown Indication

Nicardipine HCL
    Administration route: Oral
    Indication: Hypertension
    End date: 2012-04-15

Omeprazole
    Indication: Prophylaxis

Phenoxymethyl Penicillin
    Administration route: Oral
    Indication: Prophylaxis
    End date: 2012-03-22

Plitican
    Indication: Prophylaxis
    Start date: 2012-03-14
    End date: 2012-03-19

Sandimmune
    Indication: Prophylaxis
    Start date: 2012-01-23
    End date: 2012-04-04

Solu-Medrol
    Indication: Immunosuppression

Tiorfan
    Administration route: Oral
    Indication: Prophylaxis
    End date: 2012-04-25

Tranxene
    Administration route: Oral
    Indication: Anxiety
    Start date: 2012-03-13
    End date: 2012-03-16

Valganciclovir
    Administration route: Oral
    Indication: Prophylaxis
    Start date: 2012-03-10
    End date: 2012-03-16

Vfend
    Indication: Prophylaxis

Zolpidem
    Administration route: Oral
    Indication: Insomnia
    End date: 2012-03-18



Possible Effexor side effects in male

Reported by a physician from France on 2012-08-27

Patient: male

Reactions: Multi-Organ Failure, Thrombotic Microangiopathy

Adverse event resulted in: death

Drug(s) suspected as cause:
Albumin (Human)
    End date: 2012-03-06

Clorazepate Dipotassium
    Dosage: unknown dose daily
    Administration route: Oral
    Indication: Anxiety
    Start date: 2012-03-13
    End date: 2012-03-16

Delursan
    Indication: Cholestasis

Effexor
    Start date: 2012-03-13
    End date: 2012-03-22

Folic Acid
    Indication: Vitamin B12 Deficiency
    End date: 2012-04-05

Heparin Calcium
    Indication: Prophylaxis
    End date: 2012-03-21

Levothyroxine Sodium
    Indication: Hypothyroidism

Nicardipine HCL
    Administration route: Oral
    Indication: Hypertension
    End date: 2012-04-15

Omeprazole
    Indication: Prophylaxis
    End date: 2012-05-11

Phenoxymethyl Penicillin
    Dosage: 2 m iu daily
    Administration route: Oral
    Indication: Prophylaxis
    End date: 2012-03-22

Plitican
    Indication: Prophylaxis
    Start date: 2012-03-14
    End date: 2012-03-19

Sandimmune
    Indication: Prophylaxis
    Start date: 2012-01-23

Solu-Medrol
    Indication: Immunosuppression

Sulfamethoxazole and Trimethoprim
    Administration route: Oral
    Indication: Prophylaxis
    End date: 2012-04-05

Tiorfan
    Administration route: Oral
    Indication: Prophylaxis Against Diarrhoea
    End date: 2012-04-25

Valganciclovir
    Indication: Prophylaxis
    Start date: 2012-03-10
    End date: 2012-03-16

Vfend
    Indication: Prophylaxis

Zolpidem
    Administration route: Oral
    Indication: Insomnia
    End date: 2012-03-18

Other drugs received by patient: Vidaza; Cytarabine; Idarubicin HCL



Possible Effexor side effects in female

Reported by a consumer/non-health professional from United States on 2012-08-27

Patient: female

Reactions: Withdrawal Syndrome

Drug(s) suspected as cause:
Effexor



Possible Effexor side effects in 57 year old female

Reported by a consumer/non-health professional from Colombia on 2012-08-27

Patient: 57 year old female

Reactions: Malaise, Poisoning, Fear, Chills, Depression

Adverse event resulted in: hospitalization

Drug(s) suspected as cause:
Effexor

Other drugs received by patient: Heipram; Betaloc ZOK ^astra^; Diovan; Catapres



Possible Effexor side effects in female

Reported by a lawyer from United States on 2012-08-24

Patient: female

Reactions: Speech Disorder, Cleft LIP and Palate, Foetal Growth Restriction, Foetal Heart Rate Abnormal, Otitis Media Chronic, Gastrooesophageal Reflux Disease

Adverse event resulted in: hospitalization

Drug(s) suspected as cause:
Bupivacaine HCL
    Indication: Foetal Exposure During Pregnancy

Colace
    Indication: Foetal Exposure During Pregnancy

Effexor
    Indication: Foetal Exposure During Pregnancy

Fentanyl
    Indication: Foetal Exposure During Pregnancy

Hydroxyzine
    Indication: Foetal Exposure During Pregnancy

Ibuprofen
    Indication: Foetal Exposure During Pregnancy

Ibuprofen

Mirtazapine
    Indication: Foetal Exposure During Pregnancy

Oxytocin
    Indication: Foetal Exposure During Pregnancy

Terbutaline
    Indication: Foetal Exposure During Pregnancy

Topamax
    Indication: Foetal Exposure During Pregnancy

Trazodone Hydrochloride
    Indication: Foetal Exposure During Pregnancy

Zoloft
    Indication: Foetal Exposure During Pregnancy

Other drugs received by patient: Multi-Vitamins; Metformin HCL; Risedronate Sodium; Folic Acid; Ferrous Sulfate TAB



Possible Effexor side effects in 44 year old female

Reported by a consumer/non-health professional from United States on 2012-08-24

Patient: 44 year old female, weighing 90.7 kg (199.5 pounds)

Reactions: Oropharyngeal Pain

Drug(s) suspected as cause:
Effexor
    Dosage: 75 mg, 1x/day
    Administration route: Oral
    Indication: Depression

Neurontin
    Dosage: 300 mg, 2x/day
    Administration route: Oral
    Indication: Back Pain

Premarin
    Dosage: 0.625 mg, 1x/day
    Administration route: Oral
    Indication: Hysterectomy



Possible Effexor side effects in 24 year old female

Reported by a consumer/non-health professional from United States on 2012-08-24

Patient: 24 year old female, weighing 47.0 kg (103.4 pounds)

Reactions: Withdrawal Syndrome

Drug(s) suspected as cause:
Effexor



Possible Effexor side effects in female

Reported by a lawyer from United States on 2012-08-24

Patient: female

Reactions: Oligohydramnios, Maternal Exposure During Pregnancy, Perineal Laceration, Emotional Disorder, Epilepsy

Drug(s) suspected as cause:
Brethine
    Indication: Product Used FOR Unknown Indication

Bupivacaine HCL
    Indication: Product Used FOR Unknown Indication

Colace
    Indication: Product Used FOR Unknown Indication

Effexor
    Administration route: Oral
    Indication: Product Used FOR Unknown Indication

Fentanyl
    Indication: Product Used FOR Unknown Indication

Hydroxyzine
    Dosage: as necessary
    Administration route: Oral
    Indication: Anxiety

Ibuprofen
    Indication: Product Used FOR Unknown Indication

Ibuprofen

Metformin HCL
    Administration route: Oral
    Indication: Type 2 Diabetes Mellitus

Mirtazapine
    Administration route: Oral
    Indication: Depression

Oxytocin
    Indication: Product Used FOR Unknown Indication

Topamax
    Administration route: Oral
    Indication: Convulsion
    Start date: 2006-09-18
    End date: 2006-12-18

Topamax
    Administration route: Oral
    Indication: Migraine
    Start date: 2006-09-18
    End date: 2006-12-18

Trazodone Hydrochloride
    Administration route: Oral
    Indication: Depression

Zoloft
    Administration route: Oral
    Indication: Antidepressant Therapy

Other drugs received by patient: Folic Acid; Ferrous Sulfate TAB; Risedronate Sodium; Vitamin and Mineral Prenatal Supplement W / Folic Acid CAP



Possible Effexor side effects in female

Reported by a consumer/non-health professional from United States on 2012-08-24

Patient: female, weighing 65.8 kg (144.7 pounds)

Reactions: Confusional State, Vomiting Projectile, Pain, Abasia, Parinaud Syndrome, Chills, Pyrexia, Pneumothorax, Adverse Event, Injury, Eye Disorder, Hypersomnia, Pneumonia, Pain in Extremity, Stress, Anxiety, Mental Impairment, Insomnia, Sensory Disturbance, Presyncope, Disability, Inflammation

Adverse event resulted in: disablity

Drug(s) suspected as cause:
Baclofen
    Administration route: Oral
    Indication: Product Used FOR Unknown Indication
    Start date: 2011-01-01
    End date: 2011-01-01

Duragesic-100
    Dosage: 25 ug/hr+12.5 ug/hr
    Start date: 2012-05-01
    End date: 2012-07-01

Duragesic-100
    Start date: 2012-07-01
    End date: 2012-01-01

Duragesic-100
    Start date: 2012-01-01
    End date: 2012-01-01

Duragesic-100
    Start date: 2009-01-01
    End date: 2011-08-01

Duragesic-100
    Indication: Back Injury
    Start date: 2011-08-01
    End date: 2012-05-01

Duragesic-100
    Start date: 2012-01-01

Effexor
    Administration route: Oral
    Indication: Anxiety
    Start date: 2012-06-01
    End date: 2012-06-01



Possible Effexor side effects in

Reported by a physician from United States on 2012-08-24

Patient:

Reactions: Hair Colour Changes

Drug(s) suspected as cause:
Effexor
    Dosage: unk

Effexor XR
    Dosage: unk



Possible Effexor side effects in male

Reported by a health professional (non-physician/pharmacist) from France on 2012-08-24

Patient: male

Reactions: Confusional State, Graft Versus Host Disease, RED Blood Cell Schistocytes Present, Haptoglobin Abnormal, Thrombotic Microangiopathy, Hyperuricaemia, Graft Versus Host Disease in Liver, Multi-Organ Failure, Thrombocytopenic Purpura, Thrombocytopenia, Kussmaul Respiration, Haemolysis, Haematotoxicity, Epstein-Barr Virus Infection, Renal Failure, Renal Impairment, Cytomegalovirus Infection, Nervous System Disorder, Human Herpesvirus 6 Infection

Adverse event resulted in: death

Drug(s) suspected as cause:
Albumin (Human)
    Dosage: 20 g, qd
    End date: 2012-03-06

Bactrim DS
    Dosage: 1 df, qd
    Administration route: Oral
    Indication: Prophylaxis
    End date: 2012-04-05

Delursan
    Dosage: 1.5 g, unk
    Administration route: Oral
    Indication: Cholestasis

Effexor
    Administration route: Oral
    Start date: 2012-03-13
    End date: 2012-03-22

Folic Acid
    Indication: Vitamin Supplementation
    End date: 2012-04-05

Heparin Calcium
    Dosage: 7500 (units unknown), once daily
    Indication: Prophylaxis
    End date: 2012-03-21

Levothyroxine Sodium
    Dosage: 150 ug, qd
    Indication: Hypothyroidism

Nicardipine HCL
    Dosage: 50 mg, qd
    Administration route: Oral
    Indication: Hypertension
    End date: 2012-04-15

Omeprazole
    Indication: Prophylaxis

Phenoxymethyl Penicillin
    Dosage: 2 miu, qd
    Administration route: Oral
    Indication: Prophylaxis
    End date: 2012-03-22

Plitican
    Indication: Prophylaxis
    Start date: 2012-03-14
    End date: 2012-03-19

Sandimmune
    Indication: Prophylaxis
    Start date: 2012-01-23
    End date: 2012-04-04

Solu-Medrol
    Indication: Immunosuppression

Tiorfan
    Dosage: 600 mg, qd
    Administration route: Oral
    Indication: Prophylaxis Against Diarrhoea
    End date: 2012-04-25

Tranxene
    Administration route: Oral
    Indication: Anxiety
    Start date: 2012-03-13
    End date: 2012-03-16

Valganciclovir
    Dosage: 900 mg, qd
    Administration route: Oral
    Indication: Prophylaxis
    Start date: 2012-03-10
    End date: 2012-03-16

Vfend
    Dosage: 400 ukn, qd
    Indication: Prophylaxis

Zolpidem
    Dosage: 10 mg, qd
    Administration route: Oral
    Indication: Insomnia
    End date: 2012-03-18

Other drugs received by patient: Ganciclovir Sodium; Vidaza; Mycophenolate Mofetil (Cellcept)



Possible Effexor side effects in male

Reported by a consumer/non-health professional from United States on 2012-08-24

Patient: male

Reactions: Diabetes Mellitus, Myocardial Infarction

Drug(s) suspected as cause:
Effexor



Possible Effexor side effects in 56 year old female

Reported by a consumer/non-health professional from United States on 2012-08-24

Patient: 56 year old female

Reactions: Tremor

Drug(s) suspected as cause:
Effexor
    Dosage: unk

Effexor XR
    Dosage: unk



Possible Effexor side effects in 54 year old female

Reported by a consumer/non-health professional from United States on 2012-08-24

Patient: 54 year old female, weighing 109.0 kg (239.8 pounds)

Reactions: Agitation, Blood Cholesterol Abnormal, Diabetes Mellitus, Drug Ineffective, Thyroid Disorder

Drug(s) suspected as cause:
Effexor
    Dosage: 150 mg, unk
    Administration route: Oral
    Indication: Depression
    Start date: 2004-01-01

Effexor
    Dosage: 300 mg (two tablets of 150mg), 2x/day
    Administration route: Oral

Effexor
    Dosage: 300 mg (two tablets of 150mg), daily
    Administration route: Oral

Venlafaxine HCL
    Dosage: unk
    Indication: Depression

Other drugs received by patient: Calcium; Omeprazole; Hydrochlorothiazide; Aspirin; Vitamin D; Cozaar



Possible Effexor side effects in 54 year old female

Reported by a consumer/non-health professional from United States on 2012-08-24

Patient: 54 year old female, weighing 77.1 kg (169.6 pounds)

Reactions: Neuropathy Peripheral

Drug(s) suspected as cause:
Effexor
    Dosage: two tablets of 75 mg, daily
    Administration route: Oral
    Indication: Depression
    Start date: 2005-01-01

Lyrica
    Dosage: 100 mg, 2x/day
    Indication: Fibromyalgia
    Start date: 2005-01-01



Possible Effexor side effects in male

Reported by a consumer/non-health professional from United States on 2012-08-23

Patient: male

Reactions: Drug Ineffective

Drug(s) suspected as cause:
Effexor



Possible Effexor side effects in

Reported by a health professional (non-physician/pharmacist) from United States on 2012-08-23

Patient:

Reactions: Photosensitivity Reaction, Intraocular Pressure Increased, Hypertension

Drug(s) suspected as cause:
Effexor



Possible Effexor side effects in 71 year old female

Reported by a physician from United States on 2012-08-23

Patient: 71 year old female, weighing 65.8 kg (144.7 pounds)

Reactions: Appendicitis, White Blood Cell Count Increased

Adverse event resulted in: hospitalization

Drug(s) suspected as cause:
Effexor



Possible Effexor side effects in 47 year old female

Reported by a consumer/non-health professional from United States on 2012-08-21

Patient: 47 year old female, weighing 68.0 kg (149.7 pounds)

Reactions: Fatigue, Nausea, Drug Ineffective, Dizziness, Headache, Withdrawal Syndrome

Drug(s) suspected as cause:
Cymbalta
    Dosage: unk
    Administration route: Oral
    End date: 2012-01-01

Effexor
    Dosage: unk
    Administration route: Oral
    Indication: Depression

Effexor
    Dosage: unk
    Administration route: Oral
    Indication: Anxiety
    Start date: 2012-08-01
    End date: 2012-08-14

Other drugs received by patient: Colestid



Possible Effexor side effects in 19 year old female

Reported by a health professional (non-physician/pharmacist) from United States on 2012-08-21

Patient: 19 year old female, weighing 90.7 kg (199.5 pounds)

Reactions: Personality Change, Nightmare, Gastric Disorder, Suicidal Ideation, Social Avoidant Behaviour, Erosive Oesophagitis, Morbid Thoughts, Depression, Hypertension

Drug(s) suspected as cause:
Chantix
    Dosage: 0.5 mg, daily
    Administration route: Oral
    Indication: Smoking Cessation Therapy
    Start date: 2009-01-01
    End date: 2009-01-01

Effexor
    Dosage: unk
    Indication: Depression
    End date: 2011-01-01



Possible Effexor side effects in 42 year old male

Reported by a consumer/non-health professional from United States on 2012-08-21

Patient: 42 year old male, weighing 99.8 kg (219.5 pounds)

Reactions: Somnolence

Drug(s) suspected as cause:
Effexor



Possible Effexor side effects in female

Reported by a consumer/non-health professional from United States on 2012-08-20

Patient: female

Reactions: Withdrawal Syndrome

Drug(s) suspected as cause:
Effexor



Possible Effexor side effects in 60 year old female

Reported by a consumer/non-health professional from Colombia on 2012-08-20

Patient: 60 year old female

Reactions: Apathy, Drug Ineffective, Social Avoidant Behaviour, Pain, Schizophrenia

Drug(s) suspected as cause:
Effexor

Other drugs received by patient: Levothyroxine Sodium; Clonazepam; Synthroid



Possible Effexor side effects in 28 year old female

Reported by a physician from Switzerland on 2012-08-20

Patient: 28 year old female

Reactions: Maternal Exposure During Pregnancy, Suicide Attempt

Adverse event resulted in: life threatening event

Drug(s) suspected as cause:
Citalopram Hydrobromide
    Start date: 2007-01-01

Cymbalta
    Start date: 2007-01-01

Effexor
    Administration route: Oral
    Start date: 2008-01-01
    End date: 2012-01-09

Flurazepam
    Administration route: Oral
    Start date: 2011-01-01
    End date: 2011-12-31

Lamictal
    End date: 2010-01-01

Oxazepam

Seroquel
    Administration route: Oral
    Start date: 2011-01-01
    End date: 2011-12-31

Tegretol
    Administration route: Oral
    Start date: 2012-01-01



Possible Effexor side effects in male

Reported by a physician from France on 2012-08-17

Patient: male

Reactions: Thrombotic Microangiopathy

Adverse event resulted in: death

Drug(s) suspected as cause:
Albumin (Human)
    Indication: Product Used FOR Unknown Indication
    End date: 2012-03-06

Bactrim DS
    Administration route: Oral
    Indication: Prophylaxis
    End date: 2012-04-05

Delursan
    Administration route: Oral
    Indication: Cholestasis

Effexor
    Administration route: Oral
    Indication: Product Used FOR Unknown Indication
    Start date: 2012-03-13
    End date: 2012-03-22

Folic Acid
    Indication: Vitamin B12 Deficiency
    End date: 2012-04-05

Heparin Calcium
    Indication: Prophylaxis
    End date: 2012-03-21

Levothyroxine Sodium
    Indication: Product Used FOR Unknown Indication

Nicardipine HCL
    Administration route: Oral
    Indication: Hypertension
    End date: 2012-04-15

Omeprazole
    Indication: Prophylaxis

Phenoxymethyl Penicillin
    Administration route: Oral
    Indication: Prophylaxis
    End date: 2012-03-22

Plitican
    Indication: Prophylaxis
    Start date: 2012-03-14
    End date: 2012-03-19

Sandimmune
    Indication: Prophylaxis
    Start date: 2012-01-23
    End date: 2012-04-04

Solu-Medrol
    Indication: Immunosuppression

Tiorfan
    Administration route: Oral
    Indication: Prophylaxis
    End date: 2012-04-25

Tranxene
    Administration route: Oral
    Indication: Anxiety
    Start date: 2012-03-13
    End date: 2012-03-16

Valganciclovir
    Administration route: Oral
    Indication: Prophylaxis
    Start date: 2012-03-10
    End date: 2012-03-16

Vfend
    Indication: Prophylaxis

Zolpidem
    Administration route: Oral
    Indication: Insomnia
    End date: 2012-03-18



Possible Effexor side effects in male

Reported by a consumer/non-health professional from United States on 2012-08-17

Patient: male

Reactions: Drug Intolerance, Hyperhidrosis

Drug(s) suspected as cause:
Effexor
    Dosage: 75 mg, unk

Pristiq
    Dosage: 100 mg, unk

Pristiq
    Dosage: 50 mg, unk



Possible Effexor side effects in 57 year old female

Reported by a health professional (non-physician/pharmacist) from United States on 2012-08-17

Patient: 57 year old female, weighing 74.8 kg (164.6 pounds)

Reactions: Drug Ineffective, Chronic Obstructive Pulmonary Disease, Cardiac Failure Congestive, Medication Residue

Adverse event resulted in: hospitalization

Drug(s) suspected as cause:
Effexor
    Dosage: unk
    Indication: Depression

Effexor XR
    Dosage: 150 mg, unk
    Indication: Depression

Pristiq
    Dosage: 100 mg, 1x/day
    Administration route: Oral
    Indication: Depression

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