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This is an index of reports of adverse events (side effects, adverse reactions, etc.) related to Ativan (Lorazepam). 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 (138)
Cases resulting in a serious event (129)
Cases resulting in death (29)
Cases resulting in life threatening events (7)
Cases resulting in hospitalization (59)
Cases resulting in disability (15)
Cases resulting in other serious reactions (80)
Below is a sample of reports where side effects / adverse reactions may be related to Ativan (Lorazepam). For a complete list and/or a specific selection of reports, please use the links in the index above.
Possible Ativan side effects / adverse reactions in female
Reported by a consumer/non-health professional from United States on 2010-03-31
Patient: female, weighing 113.5 kg (249.7 pounds)
Reactions: Confusional State, Hot Flush, Vein Disorder, Dyskinesia, Condition Aggravated, Hypertension, Back Disorder
Suspect drug(s):
Pristiq
Dosage: unknown from an unspecified date to feb-2010; then was increased to 50 mg twice daily in feb-2010
Administration route: Oral
Indication: Bipolar I Disorder
Abilify
Dosage: unknown
Morphine
Dosage: unknown
Ativan
Dosage: unknown
Possible Ativan side effects / adverse reactions in male
Reported by a physician from United States on 2010-03-29
Patient: male
Reactions: Respiratory Arrest
Adverse event resulted in: death, hospitalization
Suspect drug(s):
Suboxone
Dosage: 4 mg qid sublingual
Indication: Drug Dependence
Benzodiazepine Derivatives
Indication: Drug USE FOR Unknown Indication
Ativan
Indication: Delirium Tremens
Ativan
Indication: Hallucination
Valium
Indication: Delirium Tremens
Valium
Indication: Hallucination
Librium
Indication: Delirium Tremens
Librium
Indication: Hallucination
Possible Ativan side effects / adverse reactions in male
Reported by a individual with unspecified qualification from Canada on 2010-03-29
Patient: male, weighing 81.7 kg (179.8 pounds)
Reactions: Suicide Attempt, Loss of Consciousness, Suicidal Ideation
Adverse event resulted in: hospitalization
Suspect drug(s):
Humira
Indication: Psoriatic Arthropathy
Start date: 2009-09-18
Ativan
Dosage: one whole bottle
Indication: Anxiety
Start date: 2010-03-16
End date: 2010-03-16
Ativan
Dosage: 1-2 milligrams as required
Administration route: Oral
Start date: 2007-01-01
Desyrel
Dosage: one whole bottle
Indication: Depression
Start date: 2010-03-16
End date: 2010-03-16
Desyrel
Dosage: 1-2 tablets daily
Administration route: Oral
Start date: 2007-01-01
Other drugs received by patient: Pantoprazole; Cipralex
Possible Ativan side effects / adverse reactions in female
Reported by a physician from United States on 2010-03-29
Patient: female
Reactions: Product Quality Issue, Intentional Drug Misuse, Self-Medication, Drug Dependence
Suspect drug(s):
Ativan
Other drugs received by patient: Wellbutrin; YAZ
Possible Ativan side effects / adverse reactions in 71 year old female
Reported by a individual with unspecified qualification from United States on 2010-03-23
Patient: 71 year old female
Reactions: Weight Decreased, Alanine Aminotransferase Increased, Malignant Neoplasm Progression, Myocardial Ischaemia, General Physical Health Deterioration, Pericardial Effusion, Fatigue, Dyspnoea Exertional, Cardiac Neoplasm Unspecified, Dehydration, Lung Cancer Metastatic, Troponin I Increased, Asthenia, Acute Prerenal Failure
Adverse event resulted in: death, hospitalization
Suspect drug(s):
Decadron
Dosage: 4 mg/daily/po
Administration route: Oral
Indication: Lung Neoplasm Malignant
Start date: 2009-09-29
Darvocet-N 100
Dosage: 100 mg/q4h/po
Administration route: Oral
Indication: Pain
Start date: 2009-10-28
Prilosec
Dosage: 20 mg/bid/po
Administration route: Oral
Indication: Abdominal Discomfort
Start date: 2009-09-30
Blinded Therapy UNK
Dosage: po
Administration route: Oral
Indication: Cognitive Disorder
Start date: 2009-10-06
End date: 2009-10-30
Blinded Therapy UNK
Dosage: po
Administration route: Oral
Indication: Prophylaxis
Start date: 2009-10-06
End date: 2009-10-30
Blinded Therapy UNK
Dosage: po
Administration route: Oral
Indication: Cognitive Disorder
Start date: 2009-11-13
End date: 2009-12-06
Blinded Therapy UNK
Dosage: po
Administration route: Oral
Indication: Prophylaxis
Start date: 2009-11-13
End date: 2009-12-06
Ativan
Dosage: 1 mg/daily/iv, 1 mg/prn/po
Indication: Drug Therapy
Start date: 2009-09-29
Ativan
Dosage: 1 mg/daily/iv, 1 mg/prn/po
Indication: Drug Therapy
Start date: 2009-10-02
Diagnostic Radiopharmaceutical (Unspecified) UNK
Dosage: 5xw
Start date: 2009-10-02
End date: 2009-10-22
Possible Ativan side effects / adverse reactions in female
Reported by a individual with unspecified qualification from United States on 2010-03-23
Patient: female
Reactions: Suicidal Ideation
Suspect drug(s):
Ativan
Dosage: 1 mg. p.m.
Indication: Anxiety
Start date: 2008-01-01
End date: 2009-01-01
Ativan
Dosage: 1 mg. p.m.
Indication: Insomnia
Start date: 2008-01-01
End date: 2009-01-01
Possible Ativan side effects / adverse reactions in female
Reported by a health professional (non-physician/pharmacist) from United States on 2010-03-19
Patient: female, weighing 64.0 kg (140.8 pounds)
Reactions: Inappropriate Schedule of Drug Administration, Partner Stress, Tachycardia, Abnormal Behaviour, Hyponatraemia, Death of PET, Amnesia, Abnormal Dreams, Mania, Tobacco User, Psychotic Disorder, Dizziness, Extrapyramidal Disorder, Depression
Adverse event resulted in: hospitalization
Suspect drug(s):
Ativan
Dosage: df
Indication: Drug USE FOR Unknown Indication
End date: 2009-07-01
Chantix
Dosage: df, 0.5 mg
Indication: Smoking Cessation Therapy
Start date: 2008-12-01
End date: 2009-07-02
Chantix
Dosage: df, 0.5 mg
Indication: Smoking Cessation Therapy
Start date: 2010-02-08
Geodon
Dosage: df
Indication: Mania
Start date: 2009-07-01
End date: 2009-01-01
Seroquel
Dosage: df, 50 mg
Indication: Depression
Start date: 2009-07-01
End date: 2009-07-01
Seroquel
Dosage: df, 50 mg
Indication: Depression
Start date: 2009-07-01
Valium
Dosage: df
Indication: Drug USE FOR Unknown Indication
Start date: 2009-07-01
End date: 2009-07-01
Darvocet
Dosage: df
Indication: Drug USE FOR Unknown Indication
Start date: 2009-07-01
Tegretol
Dosage: 800 mg, 200 mg, 200 mg tid
Start date: 2009-07-01
End date: 2009-01-01
Tegretol
Dosage: 800 mg, 200 mg, 200 mg tid
Start date: 2009-07-01
End date: 2009-07-01
Other drugs received by patient: Propranolol; Benadryl; Wellbutrin / 05703001 /; Desyrel; Simvastatin; Lexapro
Possible Ativan side effects / adverse reactions in female
Reported by a pharmacist from United States on 2010-03-18
Patient: female
Reactions: Asthma, Product Substitution Issue, Pain, Disorientation, Abdominal Pain Upper, Unevaluable Event, Mucous Membrane Disorder, Dysphagia, Nightmare, Urinary Tract Infection, Condition Aggravated, Drug Withdrawal Syndrome, Rash, Reaction TO Drug Excipients, Oral Pain, Gastrointestinal Disorder, Choking, Cardiac Arrest
Adverse event resulted in: hospitalization
Suspect drug(s):
Ativan
Dosage: (0.5 mg tid) ; (df) ; (df) ; (0.5 mg 1x/8 hours oral) ; (0.5 mg 1x/8 hours oral)
Administration route: Oral
Indication: Autonomic Nervous System Imbalance
Start date: 1989-01-01
Ativan
Dosage: (0.5 mg tid) ; (df) ; (df) ; (0.5 mg 1x/8 hours oral) ; (0.5 mg 1x/8 hours oral)
Administration route: Oral
Indication: Autonomic Nervous System Imbalance
Start date: 2009-01-01
Ativan
Dosage: (0.5 mg tid) ; (df) ; (df) ; (0.5 mg 1x/8 hours oral) ; (0.5 mg 1x/8 hours oral)
Administration route: Oral
Indication: Autonomic Nervous System Imbalance
Start date: 2010-01-29
Ativan
Dosage: (0.5 mg tid) ; (df) ; (df) ; (0.5 mg 1x/8 hours oral) ; (0.5 mg 1x/8 hours oral)
Administration route: Oral
Indication: Autonomic Nervous System Imbalance
Start date: 2010-03-01
Lorazepam
Dosage: (0.5 mg tid)
Indication: Autonomic Nervous System Imbalance
End date: 2007-01-01
Dilaudid
Dosage: (df)
Indication: Drug USE FOR Unknown Indication
Other drugs received by patient: Vitamin B-12
Possible Ativan side effects / adverse reactions in female
Reported by a health professional (non-physician/pharmacist) from United States on 2010-03-17
Patient: female, weighing 64.0 kg (140.8 pounds)
Reactions: Mania, Psychotic Disorder, Catheterisation Cardiac, Tachycardia, Hyponatraemia, Extrapyramidal Disorder, Depression, Amnesia
Adverse event resulted in: hospitalization
Suspect drug(s):
Diazepam
Start date: 2009-07-01
End date: 2009-07-01
Chantix
Dosage: film coated tablet
Indication: Drug USE FOR Unknown Indication
Start date: 2008-12-01
End date: 2009-07-02
Chantix
Start date: 2010-02-08
Geodon
Dosage: stop date: 2009
Start date: 2009-07-01
Darvocet
Indication: Drug USE FOR Unknown Indication
Seroquel
Dosage: once or twice daily
Indication: Depression
Start date: 2009-06-01
Seroquel
Ativan
Start date: 2009-07-01
End date: 2009-07-01
Tegretol
Indication: Bipolar Disorder
Tegretol
Start date: 2009-06-01
End date: 2009-07-01
Tegretol
Dosage: stop date: 2009
Start date: 2009-07-01
Other drugs received by patient: Benadryl; Propranolol; Wellbutrin; Lexapro; Desyrel; Simvastatin
Possible Ativan side effects / adverse reactions in 42 year old male
Reported by a consumer/non-health professional from United States on 2010-03-17
Patient: 42 year old male
Reactions: Drug Toxicity, Completed Suicide
Adverse event resulted in: death
Suspect drug(s):
Ativan
Other drugs received by patient: Oxycodone; Oxymorphone; Hydrocodone; Dihydrocodeine Bitartrate INJ; Citalopram Hydrobromide; Tetrahydrocannabinol
Possible Ativan side effects / adverse reactions in female
Reported by a consumer/non-health professional from United States on 2010-03-15
Patient: female
Reactions: Weight Increased, Depression
Adverse event resulted in: hospitalization, disablity
Suspect drug(s):
Depakote
Indication: Drug USE FOR Unknown Indication
Paxil
Administration route: Oral
Indication: Depression
Start date: 1998-01-01
End date: 2000-01-01
Lithium Carbonate
Indication: Drug USE FOR Unknown Indication
Serzone
Indication: Drug USE FOR Unknown Indication
Neurontin
Indication: Drug USE FOR Unknown Indication
Ativan
Indication: Drug USE FOR Unknown Indication
Other drugs received by patient: Levothyroxine Sodium
Possible Ativan side effects / adverse reactions in 64 year old female
Reported by a health professional (non-physician/pharmacist) from United States on 2010-03-12
Patient: 64 year old female, weighing 64.0 kg (140.8 pounds)
Reactions: Mania, Psychotic Disorder, Catheterisation Cardiac, Tachycardia, Hyponatraemia, Extrapyramidal Disorder, Depression, Amnesia
Adverse event resulted in: hospitalization
Suspect drug(s):
Seroquel XR
Administration route: Oral
Indication: Depression
Start date: 2009-06-01
Seroquel XR
Administration route: Oral
Ativan
End date: 2009-07-01
Valium
Start date: 2009-07-01
End date: 2009-07-01
Geodon
Indication: Bipolar II Disorder
Start date: 2009-07-01
End date: 2009-01-01
Chantix
Start date: 2008-12-01
End date: 2009-02-07
Chantix
Start date: 2010-02-08
End date: 2010-02-08
Chantix
Start date: 2010-02-09
Darvocet
Tegretol
End date: 2009-07-01
Tegretol
End date: 2009-07-01
Other drugs received by patient: Propranolol; Benadryl; Wellbutrin; Desyrel; Simvastatin; Lexapro
Possible Ativan side effects / adverse reactions in 78 year old female
Reported by a consumer/non-health professional from United States on 2010-03-08
Patient: 78 year old female
Reactions: Constipation, Fall
Suspect drug(s):
Temazepam
Dosage: 1/2 tablet qhs
Indication: Insomnia
Ativan
Other drugs received by patient: Atenolol
Possible Ativan side effects / adverse reactions in 36 year old male
Reported by a health professional (non-physician/pharmacist) from United Kingdom on 2010-03-02
Patient: 36 year old male
Reactions: Intentional Overdose, Suicide Attempt
Adverse event resulted in: hospitalization
Suspect drug(s):
Clozapine
Administration route: Oral
Clozapine
Dosage: fifty tablets of medication
Start date: 2004-01-21
Ativan
Administration route: Oral
Citalopram Hydrobromide
Diazepam
Other drugs received by patient: Gaviscon; Paracetamol; Temazepam
Possible Ativan side effects / adverse reactions in 44 year old male
Reported by a consumer/non-health professional from United States on 2010-03-01
Patient: 44 year old male, weighing 74.4 kg (163.7 pounds)
Reactions: Drug Toxicity, Wrong Technique in Drug Usage Process, Intentional Drug Misuse
Adverse event resulted in: death
Suspect drug(s):
Duragesic-100
Administration route: Oral
Indication: Drug USE FOR Unknown Indication
Tylenol-500
Tylenol-500
Indication: Drug USE FOR Unknown Indication
Benzodiazepine NOS
Indication: Drug USE FOR Unknown Indication
Caffeine Citrate
Indication: Drug USE FOR Unknown Indication
Darvon
Indication: Drug USE FOR Unknown Indication
Xanax
Indication: Drug USE FOR Unknown Indication
Celexa
Indication: Drug USE FOR Unknown Indication
Ativan
Indication: Drug USE FOR Unknown Indication
Possible Ativan side effects / adverse reactions in 58 year old female
Reported by a consumer/non-health professional from United States on 2010-02-23
Patient: 58 year old female
Reactions: Food Poisoning, Tremor, Dysphemia, Suicidal Ideation, Overdose, Euphoric Mood, Dizziness, Coordination Abnormal, Memory Impairment
Suspect drug(s):
Suboxone
Start date: 2009-05-25
End date: 2009-06-13
Suboxone
Start date: 2009-06-14
Suboxone
Start date: 2009-06-01
Ativan
Dosage: dosing information unknown
Indication: Drug USE FOR Unknown Indication
Trazodone
Dosage: dosing information unknown
Indication: Drug USE FOR Unknown Indication
Other drugs received by patient: Zoloft
Possible Ativan side effects / adverse reactions in 36 year old male
Reported by a health professional (non-physician/pharmacist) from United Kingdom on 2010-02-22
Patient: 36 year old male
Reactions: Intentional Overdose, Suicide Attempt
Adverse event resulted in: hospitalization
Suspect drug(s):
Citalopram Hydrobromide
Indication: Drug USE FOR Unknown Indication
Diazepam
Indication: Drug USE FOR Unknown Indication
Ativan
Administration route: Oral
Indication: Drug USE FOR Unknown Indication
Clozapine
Administration route: Oral
Indication: Drug USE FOR Unknown Indication
Other drugs received by patient: Gaviscon; Paracetamol; Temazepam
Possible Ativan side effects / adverse reactions in female
Reported by a health professional (non-physician/pharmacist) from United States on 2010-02-19
Patient: female, weighing 64.0 kg (140.8 pounds)
Reactions: Mania, Psychotic Disorder, Catheterisation Cardiac, Tachycardia, Hyponatraemia, Depression, Extrapyramidal Disorder, Amnesia
Adverse event resulted in: hospitalization
Suspect drug(s):
Chantix
Dosage: unk
Start date: 2008-12-01
End date: 2009-07-02
Chantix
Dosage: unk
Geodon
Indication: Bipolar I Disorder
Start date: 2009-07-01
End date: 2009-01-01
Seroquel
Indication: Depression
Start date: 2009-07-01
Valium
Start date: 2009-07-01
Ativan
Darvocet
Tegretol
Other drugs received by patient: Propranolol; Benadryl; Wellbutrin; Desyrel; Simvastatin; Lexapro
Possible Ativan side effects / adverse reactions in male
Reported by a consumer/non-health professional from United States on 2010-02-18
Patient: male, weighing 63.5 kg (139.7 pounds)
Reactions: Death, Inappropriate Schedule of Drug Administration, Wrong Technique in Drug Usage Process
Adverse event resulted in: death
Suspect drug(s):
Methadone
Dosage: 5 mg qd
Administration route: Oral
Indication: Pain
Start date: 2009-10-19
End date: 2009-11-12
Methadone
Dosage: unk, q 2 hours
Start date: 2009-11-13
End date: 2009-11-17
Oxycontin
Dosage: 40 mg q 12 hours
Administration route: Oral
Indication: Pain
Start date: 2009-10-19
End date: 2009-10-19
Oxycontin
Dosage: 1/4 of a tab
Start date: 2009-10-20
End date: 2009-11-12
Oxycontin
Dosage: unk, q 2 hours
Start date: 2009-11-13
End date: 2009-11-17
Ativan
Dosage: 1 mg qd
Administration route: Oral
Other drugs received by patient: Insulin
Possible Ativan side effects / adverse reactions in female
Reported by a health professional (non-physician/pharmacist) from United States on 2010-02-17
Patient: female, weighing 61.3 kg (134.9 pounds)
Reactions: Weight Decreased, Ischaemia, Pain, General Physical Health Deterioration, Pericardial Effusion, Abdominal Discomfort, Dyspnoea Exertional, Cardiac Neoplasm Unspecified, Fatigue, Dehydration, Troponin I Increased, Asthenia, Acute Prerenal Failure
Adverse event resulted in: death, hospitalization
Suspect drug(s):
Ativan
Dosage: 1 mg prn intravenous bolus, 1 mg qd intravenous bolus
Indication: Insomnia
Start date: 2009-09-29
Ativan
Dosage: 1 mg prn intravenous bolus, 1 mg qd intravenous bolus
Indication: Insomnia
Start date: 2009-10-02
Whole Brain Radiation Therapy
Dosage: 5 days a week x 3 weeks
Indication: Drug USE FOR Unknown Indication
Start date: 2009-10-02
End date: 2009-10-22
Unspecified Study Drug
Dosage: df oral
Administration route: Oral
Indication: Prophylaxis
Start date: 2009-10-06
End date: 2009-10-30
Darvocet
Dosage: 100 mg, 1 in 4 h, as required oral
Administration route: Oral
Indication: Pain
Start date: 2009-10-28
Decadron
Dosage: 4 mg qd oral
Administration route: Oral
Indication: Lung Neoplasm Malignant
Start date: 2009-09-29
Prilosec
Dosage: 20 mg bid oral
Administration route: Oral
Indication: Abdominal Discomfort
Start date: 2009-09-30
Possible Ativan side effects / adverse reactions in female
Reported by a consumer/non-health professional from United States on 2010-02-17
Patient: female, weighing 61.7 kg (135.7 pounds)
Reactions: Malaise, Hospitalisation, Vomiting, Withdrawal Syndrome
Adverse event resulted in: hospitalization
Suspect drug(s):
Duragesic-100
Indication: Back Pain
Duragesic-100
Ativan
Administration route: Oral
Indication: Neuropathy Peripheral
Other drugs received by patient: Ultram ER; Pepcid
Possible Ativan side effects / adverse reactions in 71 year old female
Reported by a health professional (non-physician/pharmacist) from United States on 2010-02-16
Patient: 71 year old female, weighing 60.8 kg (133.7 pounds)
Reactions: Weight Decreased, Fatigue, Activities of Daily Living Impaired, Dehydration, General Physical Health Deterioration, Troponin I Increased, Acute Prerenal Failure
Adverse event resulted in: hospitalization
Suspect drug(s):
Decadron
Dosage: 4 mg/daily/po
Administration route: Oral
Indication: Lung Neoplasm Malignant
Start date: 2009-09-29
Darvocet-N 100
Dosage: 100 mg/q4h/po
Administration route: Oral
Indication: Pain
Start date: 2009-10-28
Prilosec
Dosage: 20 mg/bid/po
Indication: Abdominal Discomfort
Start date: 2009-09-30
Blinded Therapy
Dosage: unk /p0
Administration route: Oral
Indication: Cognitive Disorder
Start date: 2009-10-06
End date: 2009-10-30
Blinded Therapy
Dosage: unk /p0
Administration route: Oral
Indication: Prophylaxis
Start date: 2009-10-06
End date: 2009-10-30
Blinded Therapy
Dosage: unk /p0
Administration route: Oral
Indication: Cognitive Disorder
Start date: 2009-11-13
Blinded Therapy
Dosage: unk /p0
Administration route: Oral
Indication: Prophylaxis
Start date: 2009-11-13
Ativan
Dosage: 1 mg/daily/iv; 1 mg/prn/iv
Indication: Drug Therapy
Start date: 2009-09-29
Ativan
Dosage: 1 mg/daily/iv; 1 mg/prn/iv
Indication: Drug Therapy
Start date: 2009-10-02
Ativan
Dosage: 1mg prn iv
Indication: Drug Therapy
Start date: 2009-10-02
Possible Ativan side effects / adverse reactions in female
Reported by a physician from United States on 2010-02-16
Patient: female, weighing 42.6 kg (93.8 pounds)
Reactions: Agitation, Product Substitution Issue, Hypersensitivity, Nausea
Suspect drug(s):
Ativan
Dosage: 2 mg tid oral
Administration route: Oral
Indication: Anxiety
Ativan
Dosage: 2 mg tid oral
Administration route: Oral
Indication: Panic Attack
Possible Ativan side effects / adverse reactions in male
Reported by a consumer/non-health professional from United States on 2010-02-12
Patient: male
Reactions: Agitation, Inability TO Crawl, Insomnia, Eye Swelling, Eyelid Ptosis, Rash, Accidental Overdose, Crying
Suspect drug(s):
Ativan
Possible Ativan side effects / adverse reactions in 71 year old female
Reported by a physician from United States on 2010-02-12
Patient: 71 year old female, weighing 61.3 kg (134.9 pounds)
Reactions: Weight Decreased, Fatigue, Dehydration
Adverse event resulted in: hospitalization
Suspect drug(s):
Prilosec
Administration route: Oral
Indication: Abdominal Discomfort
Start date: 2009-09-10
Double-Blinded Study Drug
Administration route: Oral
Start date: 2009-10-06
End date: 2009-10-30
Double-Blinded Study Drug
Administration route: Oral
Start date: 2009-11-13
Whole Brain Radiation Therapy
Dosage: four times a day, five days a week, for a three week period
Start date: 2009-10-02
End date: 2009-10-22
Ativan
Indication: Insomnia
Start date: 2009-09-29
Ativan
Start date: 2009-10-02
Darvocet
Dosage: 100 mg every 4 hours as needed
Administration route: Oral
Indication: Pain
Start date: 2009-10-28
Decadron
Indication: Lung Neoplasm Malignant
Start date: 2009-09-29
Decadron
Indication: Metastases TO Central Nervous System
Start date: 2009-09-29
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