This is an index of side effect / adverse reaction reports (a.k.a. adverse event reports) related to Pristiq (Desvenlafaxine) 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 (2022)
Death (36)
Life Threatening Events (19)
Disability (31)
Reports by Reaction Type
Drug Ineffective (223),
Nausea (202),
Depression (198),
Dizziness (180),
Anxiety (168),
Feeling Abnormal (158),
Malaise (157),
Headache (146),
Insomnia (128),
Withdrawal Syndrome (117),
Fatigue (91),
Medication Residue (91)
Below are a few examples of reports where side effects / adverse reactions may be related to Pristiq (Desvenlafaxine). For a complete list or a specific selection of reports, please use the links above.
Possible Pristiq side effects in 51 year old female
Reported by a consumer/non-health professional from United States on 2012-08-27
Patient: 51 year old female, weighing 79.4 kg (174.7 pounds)
Reactions: Off Label Use, Depression, Headache, Substance Abuse
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Neurontin
Dosage: 300 mg, 2x/day
Indication: Back Pain
Start date: 2011-01-01
Pristiq
Dosage: 50 mg, daily
Indication: Bipolar Disorder
Start date: 2012-08-16
Other drugs received by patient: Lisinopril and Hydrochlorothiazide; Meloxicam; Quetiapine Fumarate
Possible Pristiq side effects in female
Reported by a consumer/non-health professional from United States on 2012-08-27
Patient: female
Reactions: Fear
Drug(s) suspected as cause:
Pristiq
Dosage: 50 mg, unk
Pristiq
Dosage: 50 mg, every third day
End date: 2012-08-01
Pristiq
Dosage: 50 mg, alternate day
Possible Pristiq side effects in 61 year old female
Reported by a consumer/non-health professional from United States on 2012-08-27
Patient: 61 year old female, weighing 80.3 kg (176.6 pounds)
Reactions: Pruritus
Drug(s) suspected as cause:
Pristiq
Possible Pristiq side effects in female
Reported by a consumer/non-health professional from United States on 2012-08-27
Patient: female
Reactions: Impaired Gastric Emptying
Drug(s) suspected as cause:
Pristiq
Possible Pristiq side effects in female
Reported by a consumer/non-health professional from United States on 2012-08-24
Patient: female
Reactions: Off Label Use, Drug Intolerance
Drug(s) suspected as cause:
Pristiq
Dosage: 50 mg split in half, unk
Pristiq
Dosage: 50 mg, unk
Indication: Anxiety
Possible Pristiq side effects in 60 year old female
Reported by a health professional (non-physician/pharmacist) from United States on 2012-08-24
Patient: 60 year old female
Reactions: Cerebrovascular Accident
Drug(s) suspected as cause:
Celebrex
Dosage: 200 mg, 1x/day
Lyrica
Dosage: 50 mg, 1x/day
Pristiq
Dosage: unk
Protonix
Dosage: 40 mg, 2x/day
Other drugs received by patient: Nitroglycerin; Zetia; Carvedilol; Januvia; Simvastatin; Vitamin D; Acetylsalicylic Acid; Enalapril Maleate; Plavix
Possible Pristiq side effects in
Reported by a consumer/non-health professional from United States on 2012-08-24
Patient:
Reactions: Death, Hyponatraemia
Adverse event resulted in: death
Drug(s) suspected as cause:
Pristiq
Dosage: 50 mg, qd
Indication: Depression
Zocor
Dosage: 80 mg, qd
Administration route: Oral
Other drugs received by patient: Lantus; Aldomet; Aspirin; Irbesartan and Hydrochlorothiazide; Lercanidipine; Metoprolol Tartrate; Actos; Metformin HCL; Ramipril; Nexium; Duatrol SR; Novorapid
Possible Pristiq side effects in female
Reported by a consumer/non-health professional from United States on 2012-08-24
Patient: female
Reactions: Pain
Drug(s) suspected as cause:
Advil
Dosage: unk
Pristiq
Dosage: unk
Possible Pristiq side effects in female
Reported by a consumer/non-health professional from United States on 2012-08-24
Patient: female
Reactions: Visual Impairment, Dizziness
Drug(s) suspected as cause:
Pristiq
Possible Pristiq side effects in female
Reported by a consumer/non-health professional from United States on 2012-08-24
Patient: female
Reactions: Dizziness
Drug(s) suspected as cause:
Pristiq
Possible Pristiq side effects in female
Reported by a consumer/non-health professional from United States on 2012-08-24
Patient: female
Reactions: Malaise, Ulcer
Drug(s) suspected as cause:
Celebrex
Dosage: unk
Pristiq
Dosage: unk
Possible Pristiq side effects in female
Reported by a pharmacist from United States on 2012-08-24
Patient: female
Reactions: Medication Residue
Drug(s) suspected as cause:
Pristiq
Possible Pristiq side effects in female
Reported by a consumer/non-health professional from United States on 2012-08-24
Patient: female
Reactions: Abnormal Dreams, Tinnitus, Constipation
Drug(s) suspected as cause:
Pristiq
Possible Pristiq side effects in 54 year old female
Reported by a consumer/non-health professional from Canada on 2012-08-24
Patient: 54 year old female
Reactions: Blood Pressure Abnormal, Medication Residue
Drug(s) suspected as cause:
Pristiq
Other drugs received by patient: Celebrex
Possible Pristiq side effects in 40 year old female
Reported by a consumer/non-health professional from United States on 2012-08-23
Patient: 40 year old female, weighing 61.2 kg (134.7 pounds)
Reactions: Impaired Driving Ability, Thinking Abnormal, Sleep Disorder, Disturbance in Attention, Tremor, Lethargy
Drug(s) suspected as cause:
Pristiq
Possible Pristiq side effects in 49 year old female
Reported by a consumer/non-health professional from United States on 2012-08-23
Patient: 49 year old female, weighing 77.1 kg (169.6 pounds)
Reactions: Malaise, Headache, Abdominal Pain Upper, Decreased Appetite
Drug(s) suspected as cause:
Pristiq
Other drugs received by patient: Singulair; Nexium
Possible Pristiq side effects in 48 year old male
Reported by a consumer/non-health professional from United States on 2012-08-23
Patient: 48 year old male, weighing 127.0 kg (279.4 pounds)
Reactions: Anxiety, Weight Decreased, Insomnia, Blood Cholesterol Increased, Blood Triglycerides Increased, Tremor
Drug(s) suspected as cause:
Pristiq
Indication: Bipolar Disorder
Pristiq
Dosage: 50 mg, daily
Indication: Depression
Start date: 2009-01-01
Toprol-XL
Dosage: 100 mg, daily
Indication: Hypertension
Start date: 2007-01-01
Toprol-XL
Indication: Tremor
Other drugs received by patient: Abilify; Abilify
Possible Pristiq side effects in 30 year old female
Reported by a consumer/non-health professional from United States on 2012-08-23
Patient: 30 year old female, weighing 59.0 kg (129.7 pounds)
Reactions: Anxiety, Nausea, Dizziness, Crying
Drug(s) suspected as cause:
Pristiq
Dosage: 50 mg, 1x/day
Administration route: Oral
Indication: Anxiety
Start date: 2010-05-01
End date: 2012-06-01
Pristiq
Dosage: 50 mg, alternate day
Administration route: Oral
Start date: 2012-06-01
Other drugs received by patient: Ortho Cyclen-28
Possible Pristiq side effects in female
Reported by a consumer/non-health professional from United States on 2012-08-23
Patient: female
Reactions: Visual Impairment, Dizziness
Drug(s) suspected as cause:
Pristiq
Possible Pristiq side effects in 44 year old male
Reported by a physician from United States on 2012-08-23
Patient: 44 year old male
Reactions: Hypersensitivity, Rash
Drug(s) suspected as cause:
Pristiq
Dosage: unk
Start date: 2012-01-01
End date: 2012-01-01
Pristiq
Dosage: 50 mg, unk
Start date: 2012-01-01
Possible Pristiq side effects in male
Reported by a consumer/non-health professional from United States on 2012-08-23
Patient: male
Reactions: Nervousness
Drug(s) suspected as cause:
Lexapro
Dosage: 20 mg, unk
Pristiq
Dosage: 50 mg, 1x/day
Administration route: Oral
Indication: Depression
End date: 2012-08-20
Possible Pristiq side effects in female
Reported by a consumer/non-health professional from United States on 2012-08-23
Patient: female
Reactions: Speech Disorder, Malaise, Thinking Abnormal, Nightmare, Disturbance in Attention, Dysphemia
Drug(s) suspected as cause:
Geodon
Dosage: unk
Pristiq
Dosage: unk
Possible Pristiq side effects in female
Reported by a consumer/non-health professional from United States on 2012-08-23
Patient: female
Reactions: Depression
Drug(s) suspected as cause:
Pristiq
Dosage: 50 mg, 1x/day
Administration route: Oral
Indication: Major Depression
End date: 2012-01-01
Pristiq
Dosage: 100 mg, unk
Administration route: Oral
Start date: 2012-01-01
Possible Pristiq side effects in female
Reported by a physician from United States on 2012-08-23
Patient: female
Reactions: Drug Ineffective, Drug Interaction, Menstrual Disorder, Affect Lability, Fibromyalgia, Mental Disorder, Emotional Disorder, Depression
Drug(s) suspected as cause:
Pristiq
Other drugs received by patient possibly interacting with the suspect drug: Estrogen / Progesterone
Indication: Menstrual Disorder
Estrogen / Progesterone
Dosage: unk
Indication: Premenstrual Syndrome
Possible Pristiq side effects in male
Reported by a consumer/non-health professional from United States on 2012-08-23
Patient: male
Reactions: Dizziness, Amnesia, Tremor
Drug(s) suspected as cause:
Pristiq
Dosage: 100 mg, unk
Pristiq
Dosage: 50 mg, unk
Possible Pristiq side effects in 61 year old female
Reported by a consumer/non-health professional from United States on 2012-08-23
Patient: 61 year old female, weighing 86.2 kg (189.6 pounds)
Reactions: Drug Intolerance
Drug(s) suspected as cause:
Pristiq
Indication: Anxiety
Pristiq
Dosage: 100 mg, 1x/day
Indication: Depression
Start date: 2012-06-14
Other drugs received by patient: Losartan; Potassium; Calcium; Fish OIL; Lovastatin; Plavix; Nexium
Possible Pristiq side effects in 82 year old female
Reported by a health professional (non-physician/pharmacist) from United States on 2012-08-23
Patient: 82 year old female, weighing 58.0 kg (127.6 pounds)
Reactions: Fatigue, Drug Intolerance, Dizziness
Drug(s) suspected as cause:
Pristiq
Dosage: 25 mg, 1x/day
Administration route: Oral
Indication: Depression
Start date: 2012-08-17
End date: 2012-08-19
Pristiq
Dosage: 25 mg, alternate day
Administration route: Oral
Start date: 2012-08-19
Other drugs received by patient: Zocor; Coreg; Arimidex; Acetylsalicylic Acid; Amiodarone; Pradaxa; Macrodantin; Lasix
Possible Pristiq side effects in 42 year old male
Reported by a physician from United States on 2012-08-22
Patient: 42 year old male, weighing 102.0 kg (224.5 pounds)
Reactions: Agitation, Dizziness, Withdrawal Syndrome, Feeling Abnormal, Tremor, Feeling Cold, Crying
Drug(s) suspected as cause:
Pristiq
Other drugs received by patient: Methylphenidate; Lorazepam
Possible Pristiq side effects in 51 year old female
Reported by a consumer/non-health professional from United States on 2012-08-22
Patient: 51 year old female, weighing 72.6 kg (159.6 pounds)
Reactions: Weight Decreased, Condition Aggravated, Decreased Appetite, Medication Residue
Drug(s) suspected as cause:
Pristiq
Other drugs received by patient: Lorazepam
Possible Pristiq side effects in 54 year old female
Reported by a consumer/non-health professional from United States on 2012-08-22
Patient: 54 year old female, weighing 77.1 kg (169.6 pounds)
Reactions: Nausea, Dizziness
Drug(s) suspected as cause:
Pristiq
Other drugs received by patient: Crestor; Metformin; Actos; Lisinopril
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