This is an index of side effect / adverse reaction reports (a.k.a. adverse event reports) related to Xanax (Alprazolam) 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 (1190)
Death (79)
Life Threatening Events (71)
Disability (62)
Reports by Reaction Type
Drug Ineffective (149),
Anxiety (144),
Insomnia (110),
Panic Attack (91),
Feeling Abnormal (90),
Depression (80),
Headache (74),
Malaise (72),
Dizziness (66),
Nausea (66),
Somnolence (63),
Nervousness (61)
Below are a few examples of reports where side effects / adverse reactions may be related to Xanax (Alprazolam). For a complete list or a specific selection of reports, please use the links above.
Possible Xanax side effects in 45 year old female
Reported by a health professional (non-physician/pharmacist) from France on 2012-08-27
Patient: 45 year old female, weighing 58.0 kg (127.6 pounds)
Reactions: Confusional State, Rhabdomyolysis, Pneumonia Aspiration, Metabolic Acidosis, Intentional Overdose, Hypotension, Coma, Sinus Bradycardia, Hypophosphataemia, Suicide Attempt, Hypocalcaemia
Adverse event resulted in: life threatening event, hospitalization
Drug(s) suspected as cause:
Prazepam
Dosage: 8 mg
Administration route: Oral
End date: 2012-01-05
Propranolol
Dosage: unk
Administration route: Oral
End date: 2012-01-05
Tercian
Dosage: 25 mg, 1x/day
Administration route: Oral
End date: 2012-01-05
Valium
Dosage: 10 mg, 3x/day
End date: 2012-01-05
Xanax
Dosage: 0.5 mg,
Administration route: Oral
End date: 2012-01-05
Other drugs received by patient: Propylthiouracil
Possible Xanax side effects in female
Reported by a consumer/non-health professional from United States on 2012-08-27
Patient: female
Reactions: Diabetes Mellitus, Pain, Disturbance in Attention, Feeling Abnormal, Paraesthesia
Drug(s) suspected as cause:
Cozaar
Dosage: unk
Xanax
Dosage: 0.25mg daily
Xanax
Dosage: half a tablet of 0.5mg
Possible Xanax side effects in 65 year old male
Reported by a consumer/non-health professional from United States on 2012-08-27
Patient: 65 year old male
Reactions: Psychotic Disorder, Thinking Abnormal, Drug Interaction, Judgement Impaired, Somnambulism, Amnesia, Aggression
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Xanax
Other drugs received by patient possibly interacting with the suspect drug:
Ativan
Dosage: unk
Haloperidol Lactate
Dosage: unk
Oxycodone
Dosage: unk
Oxycontin
Dosage: unk
Valium
Dosage: unk
Versed
Dosage: unk
Possible Xanax side effects in 75 year old female
Reported by a health professional (non-physician/pharmacist) from France on 2012-08-27
Patient: 75 year old female
Reactions: Malaise, Fall, Face Injury
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Effexor XR
Dosage: 75 mg, 3x/day
Administration route: Oral
Indication: Abnormal Behaviour
Start date: 2011-10-01
Imovane
Dosage: 7.5 mg, 1x/day
Administration route: Oral
Indication: Abnormal Behaviour
Start date: 2011-10-01
End date: 2012-03-12
Risperdal
Dosage: 2.5 mg, 1x/day
Administration route: Oral
Indication: Abnormal Behaviour
Start date: 2011-10-01
Xanax
Dosage: 0.5 mg, daily
Administration route: Oral
Indication: Abnormal Behaviour
Start date: 2011-10-01
Other drugs received by patient: Micardis; Hydrea; Glucophage; Aspirin; Crestor
Possible Xanax side effects in 63 year old female
Reported by a consumer/non-health professional from United States on 2012-08-24
Patient: 63 year old female
Reactions: Abdominal Pain Lower, Atelectasis, Lung Disorder, Renal Cyst, Diverticulum Intestinal, Arteriosclerosis
Drug(s) suspected as cause:
Chantix
Dosage: 1 mg, 1x/day
Chantix
Dosage: 0.5 to 1 mg as directed
Spiriva
Dosage: unk
Xanax
Dosage: unk
Other drugs received by patient: Fluticasone Propionate; Proventil; Albuterol; Prednisone; Calcium Carbonate
Possible Xanax side effects in 70 year old female
Reported by a consumer/non-health professional from United States on 2012-08-24
Patient: 70 year old female
Reactions: Drug Ineffective, Chronic Obstructive Pulmonary Disease, Erythema, Burning Sensation, Dependence, Coeliac Disease, Latex Allergy, Withdrawal Syndrome
Drug(s) suspected as cause:
Xanax
Dosage: 6 mg, unk
Indication: Panic Disorder
Start date: 1991-01-01
Xanax
Dosage: 5 mg, unk
Indication: Anxiety Disorder
Possible Xanax 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 56.7 kg (124.7 pounds)
Reactions: Weight Decreased, Nausea, Gastritis, Abnormal Dreams, Malaise, Depression, Frustration, Crying
Drug(s) suspected as cause:
Chantix
Dosage: 0.5 mg daily
Indication: Smoking Cessation Therapy
Start date: 2012-03-29
End date: 2012-01-01
Chantix
Dosage: unk
Start date: 2012-01-01
End date: 2012-05-01
Chantix
Dosage: 0.5 mg, 2x/day
Start date: 2012-01-01
End date: 2012-01-01
Xanax
Dosage: 0.5 mg one to two times a day as needed
Indication: Anxiety
Start date: 2010-01-01
Xanax
Indication: Depression
Possible Xanax side effects in
Reported by a physician from United States on 2012-08-24
Patient:
Reactions: Drug Ineffective
Drug(s) suspected as cause:
Prozac
Dosage: unk
Xanax
Dosage: unk
Possible Xanax side effects in 63 year old female
Reported by a consumer/non-health professional from Argentina on 2012-08-24
Patient: 63 year old female
Reactions: LIP DRY, Eye Disorder
Drug(s) suspected as cause:
Xanax
Possible Xanax side effects in female
Reported by a consumer/non-health professional from United States on 2012-08-24
Patient: female
Reactions: Tinnitus
Drug(s) suspected as cause:
Xanax
Possible Xanax side effects in 17 year old male
Reported by a physician from Italy on 2012-08-24
Patient: 17 year old male, weighing 55.0 kg (121.0 pounds)
Reactions: Suicidal Ideation
Drug(s) suspected as cause:
Escitalopram
Dosage: 10 mg daily
Administration route: Oral
Indication: Panic Disorder With Agoraphobia
Start date: 2012-03-09
End date: 2012-06-27
Xanax
Dosage: 0.5 mg daily
Administration route: Oral
Indication: Anxiety
Start date: 2012-02-28
End date: 2012-08-13
Possible Xanax side effects in 57 year old female
Reported by a consumer/non-health professional from United States on 2012-08-23
Patient: 57 year old female, weighing 74.8 kg (164.6 pounds)
Reactions: Gallbladder Disorder
Drug(s) suspected as cause:
Xanax
Other drugs received by patient: Relafen; Morphine Sulfate; Simvastatin; Oxycodone; Oxycodone; Oxycodone; Soma; Synthroid; Aspirin
Possible Xanax side effects in 55 year old female
Reported by a consumer/non-health professional from United States on 2012-08-22
Patient: 55 year old female, weighing 90.7 kg (199.5 pounds)
Reactions: Agitation, Drug Ineffective, Drug Ineffective FOR Unapproved Indication, Anxiety, Off Label Use, Panic Attack, Palpitations, Intervertebral Disc Disorder, Emotional Disorder, Feeling Abnormal, Crying
Adverse event resulted in: disablity
Drug(s) suspected as cause:
Alprazolam
Dosage: 3 mg, 3x/day
Administration route: Oral
Start date: 2012-01-01
Alprazolam
Dosage: 3 mg (1 and half tablets of 2mg) , 3x/day
Administration route: Oral
Indication: Anxiety
Start date: 2012-07-06
End date: 2012-01-01
Alprazolam
Dosage: 1 mg, 3x/day
Administration route: Oral
Indication: Attention Deficit / Hyperactivity Disorder
Start date: 2012-01-01
End date: 2012-01-01
Xanax
Dosage: 2 mg tablets into half and taking 1 and half tablet three times a day
Administration route: Oral
Xanax
Dosage: 1 mg, unk
Administration route: Oral
Xanax
Dosage: 2 mg, unk
Administration route: Oral
Xanax
Dosage: 0.25 mg, unk
Administration route: Oral
Indication: Anxiety
Xanax
Dosage: 3 mg, taking 1 and a half tablet of 2 mg alprazolam
Administration route: Oral
Xanax
Dosage: 0.5 mg, unk
Administration route: Oral
Other drugs received by patient: Zocor; Tricor; Tricor; Tricor
Possible Xanax side effects in 32 year old male
Reported by a consumer/non-health professional from Australia on 2012-08-22
Patient: 32 year old male
Reactions: Head Injury, Abnormal Behaviour, Mental Disorder, Crime, Alcohol Interaction, Amnesia, Feeling Abnormal
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Xanax
Other drugs received by patient possibly interacting with the suspect drug:
Alcohol
Dosage: unk
Possible Xanax side effects in 47 year old female
Reported by a consumer/non-health professional from United States on 2012-08-22
Patient: 47 year old female
Reactions: Drug Dose Omission, Malaise, Nausea, Immunodeficiency, Gastrooesophageal Reflux Disease, Amnesia
Drug(s) suspected as cause:
Nexium
Administration route: Oral
Symbicort
Dosage: 160 /4.5 mcg daily
Xanax
Possible Xanax side effects in male
Reported by a health professional (non-physician/pharmacist) from France on 2012-08-21
Patient: male
Reactions: Abnormal Behaviour, Aggression
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Depakote
Administration route: Oral
Indication: Product Used FOR Unknown Indication
End date: 2011-10-24
Equanil
Administration route: Oral
Indication: Product Used FOR Unknown Indication
End date: 2011-10-24
Exelon
Indication: Product Used FOR Unknown Indication
End date: 2011-01-01
Tiapridal
Administration route: Oral
Indication: Product Used FOR Unknown Indication
Trimeprazine Tartrate
Administration route: Oral
Indication: Product Used FOR Unknown Indication
End date: 2011-10-24
Xanax
Administration route: Oral
Indication: Product Used FOR Unknown Indication
Other drugs received by patient: Polyethylene Glycol; Digoxin
Possible Xanax side effects in
Reported by a consumer/non-health professional from United States on 2012-08-21
Patient:
Reactions: Malaise, Systemic Lupus Erythematosus, Amnesia, Epilepsy
Drug(s) suspected as cause:
Xanax
Possible Xanax 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 90.2 kg (198.5 pounds)
Reactions: Irritability, Weight Decreased, Panic Attack, Drug Ineffective, Depressed Mood, Haemorrhoidal Haemorrhage, Medication Residue
Drug(s) suspected as cause:
Abilify
Dosage: unk
Lamotrigine
Dosage: unk
Pristiq
Dosage: 50 mg, 1x/day (qam)
Administration route: Oral
Indication: Bipolar Disorder
Start date: 2012-04-13
End date: 2012-06-13
Pristiq
Indication: Major Depression
Pristiq
Indication: Depression
Xanax
Dosage: unk, 2x/day
Administration route: Oral
Indication: Anxiety
Start date: 2011-08-01
Xanax
Dosage: 1 mg, 3x/day
Administration route: Oral
Other drugs received by patient: Hydrocodon
Possible Xanax side effects in 35 year old female
Reported by a physician from Italy on 2012-08-20
Patient: 35 year old female
Reactions: Alcohol Abuse, Depressed Mood, Drug Abuse
Drug(s) suspected as cause:
Xanax
Possible Xanax side effects in
Reported by a consumer/non-health professional from United States on 2012-08-20
Patient:
Reactions: Rheumatoid Arthritis, Intervertebral Disc Degeneration
Drug(s) suspected as cause:
Celebrex
Xanax
Possible Xanax side effects in 36 year old female
Reported by a consumer/non-health professional from United States on 2012-08-17
Patient: 36 year old female
Reactions: Laceration, Lower Limb Fracture, Drug Abuse, Grand MAL Convulsion, Road Traffic Accident, Visual Impairment, Insomnia, Gait Disturbance, Feeling Abnormal
Drug(s) suspected as cause:
Buprenorphine
Dosage: dosing details unknown
Indication: Product Used FOR Unknown Indication
Klonopin
Dosage: dosing details unknown
Indication: Product Used FOR Unknown Indication
Phenobarbital TAB
Dosage: dosing details unknown
Indication: Product Used FOR Unknown Indication
Suboxone
Dosage: dosing details unknown
Indication: Product Used FOR Unknown Indication
Valium
Dosage: dosing details unknown
Indication: Product Used FOR Unknown Indication
Xanax
Dosage: dosing details unknown
Indication: Product Used FOR Unknown Indication
Possible Xanax side effects in 54 year old female
Reported by a consumer/non-health professional from United States on 2012-08-17
Patient: 54 year old female
Reactions: Fatigue, Dysphonia, Oropharyngeal Pain, Tremor, Thyroid Function Test Abnormal
Drug(s) suspected as cause:
Liothyronine Sodium
Dosage: unk
Indication: Thyroid Hormone Replacement Therapy
Synthroid
Dosage: unk
Indication: Thyroid Hormone Replacement Therapy
Xanax
Dosage: unk
Indication: Anxiety
Possible Xanax side effects in 82 year old female
Reported by a consumer/non-health professional from United States on 2012-08-17
Patient: 82 year old female
Reactions: Abasia, Abnormal Behaviour, Antisocial Behaviour, Anxiety, Malaise, Palpitations, Chest Pain, Mental Disorder, Feeling Abnormal, Hypertension, Myocardial Infarction, Panic Reaction, Crying, Decreased Appetite
Drug(s) suspected as cause:
Xanax
Dosage: unk
Xanax
Dosage: 0.5 mg, unk
Xanax
Dosage: 1 mg, 3x/day
Possible Xanax side effects in 55 year old female
Reported by a consumer/non-health professional from United States on 2012-08-17
Patient: 55 year old female, weighing 90.7 kg (199.5 pounds)
Reactions: Agitation, Drug Ineffective, Drug Ineffective FOR Unapproved Indication, Anxiety, Off Label Use, Panic Attack, Intervertebral Disc Disorder, Palpitations, Emotional Disorder, Feeling Abnormal, Crying
Adverse event resulted in: disablity
Drug(s) suspected as cause:
Alprazolam
Dosage: 3 mg, 3x/day
Administration route: Oral
Alprazolam
Dosage: 3 mg (1 and half tablets of 2mg) , 3x/day
Administration route: Oral
Indication: Anxiety
Start date: 2012-07-06
Alprazolam
Dosage: 1 mg, 3x/day
Administration route: Oral
Indication: Attention Deficit / Hyperactivity Disorder
Xanax
Dosage: 0.25 mg, unk
Administration route: Oral
Indication: Anxiety
Xanax
Dosage: 3 mg, taking 1 and a half tablet of 2 mg alprazolam
Xanax
Dosage: 2 mg, unk
Administration route: Oral
Xanax
Dosage: 1 mg, unk
Administration route: Oral
Xanax
Dosage: 0.5 mg, unk
Administration route: Oral
Xanax
Dosage: 4.5 mg, alprazolam 2 mg tablets into half and taking 1 and half tablet three times a day
Other drugs received by patient: Tricor; Tricor; Tricor; Zocor
Possible Xanax side effects in 73 year old female
Reported by a health professional (non-physician/pharmacist) from France on 2012-08-17
Patient: 73 year old female
Reactions: Abdominal Pain, Vomiting, Intestinal Obstruction
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Imovane
Dosage: unk
Administration route: Oral
Indication: Insomnia
Lepticur
Dosage: 1 df, 1x/day
Administration route: Oral
Nozinan
Dosage: 20 gtt, daily
Administration route: Oral
Xanax
Dosage: 0.5 df, 1x/day
Administration route: Oral
Other drugs received by patient: Depamide; Nitroglycerin; Coumadin; Diltiazem HCL; Ferrous Fumarate; Flagyl
Possible Xanax side effects in 58 year old female
Reported by a consumer/non-health professional from United States on 2012-08-17
Patient: 58 year old female, weighing 49.4 kg (108.8 pounds)
Reactions: Bladder Prolapse, Vomiting, Nausea, Pain, General Physical Health Deterioration, Uterine Enlargement, Uterine Prolapse, Uterine Cancer, Anxiety, Bladder Dilatation, Depression, Feeling Abnormal
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Xanax
Dosage: 2 mg, as needed (usually she took it at 2mg two times a day)
Administration route: Oral
Indication: Anxiety
Start date: 1990-01-01
End date: 2011-12-01
Xanax
Dosage: 2 mg, as needed
Administration route: Oral
Indication: Depression
Start date: 2011-12-01
Zoloft
Dosage: 50 mg, daily
Administration route: Oral
Indication: Anxiety
Start date: 2011-10-01
End date: 2011-12-01
Zoloft
Dosage: unk
Administration route: Oral
Indication: Depression
Start date: 2011-12-01
Other drugs received by patient: Abilify; Abilify; Hydrochlorothiazide and Lisinopril
Possible Xanax side effects in 47 year old female
Reported by a consumer/non-health professional from United States on 2012-08-17
Patient: 47 year old female, weighing 90.0 kg (198.0 pounds)
Reactions: Irritability, Weight Decreased, Panic Attack, Drug Ineffective, Depressed Mood, Haemorrhoidal Haemorrhage
Drug(s) suspected as cause:
Abilify
Dosage: tab
Lamotrigine
Pristiq
Dosage: formulation-prolonged release tab
Administration route: Oral
Indication: Bipolar Disorder
Start date: 2012-04-13
End date: 2012-06-13
Pristiq
Dosage: formulation-prolonged release tab
Administration route: Oral
Indication: Depression
Start date: 2012-04-13
End date: 2012-06-13
Xanax
Dosage: tab. 1df= half tab
Administration route: Oral
Possible Xanax side effects in 57 year old female
Reported by a consumer/non-health professional from United States on 2012-08-16
Patient: 57 year old female, weighing 74.8 kg (164.6 pounds)
Reactions: Gallbladder Disorder
Drug(s) suspected as cause:
Nicotrol
Dosage: unk
Indication: Smoking Cessation Therapy
Start date: 2012-08-13
Xanax
Dosage: unk
Administration route: Oral
Indication: Sleep Disorder
Other drugs received by patient: Relafen; Oxycodone; Oxycodone; Soma; Synthroid; Morphine Sulfate; Simvastatin; Oxycodone; Aspirin
Possible Xanax side effects in
Reported by a consumer/non-health professional from United States on 2012-08-16
Patient:
Reactions: Fibromyalgia
Drug(s) suspected as cause:
Xanax
Possible Xanax side effects in female
Reported by a consumer/non-health professional from Australia on 2012-08-16
Patient: female
Reactions: Mania, Abnormal Behaviour, Depression, Withdrawal Syndrome
Drug(s) suspected as cause:
Xanax
Dosage: 0.5 mg, 2x/day
Xanax
Dosage: 1 mg, 2x/day
Other drugs received by patient: Effexor
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