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Clonazepam (Clonazepam) - Reports of Side Effects & Adverse Reactions

 

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This is an index of adverse event reports related to Clonazepam. 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 adverse reaction. Or scroll down to view a sample of recent reports further on this page.

Our database includes reports from Jan 2007 to Dec 2007. The information is not vetted and should not be cosidered as verified clinical evidence.

All cases (238)
     Death (37)Cardio-Respiratory Arrest (33)Completed Suicide (26)more >>

Cases resulting in a serious event (228)
     Death (37)Cardio-Respiratory Arrest (33)Completed Suicide (26)more >>

Cases resulting in death (113)
     Cardio-Respiratory Arrest (33)Completed Suicide (26)Cardiac Arrest (18)more >>

Cases resulting in life threatening events (12)
     Suicide Attempt (4)Hypothermia (3)Loss of Consciousness (3)more >>

Cases resulting in hospitalization (63)
     Loss of Consciousness (9)Suicide Attempt (8)Anxiety (6)more >>

Cases resulting in disability (8)
     Dizziness (5)Renal Failure (4)Neuropathy Peripheral (4)more >>

Cases resulting in other serious reactions (81)
     Respiratory Arrest (15)Cardiac Arrest (15)Anxiety (11)more >>

Below is a sample of adverse event reports reports related to Clonazepam. For a complete list and/or a specific selection of reports, please use the links in the index above.

Adverse event in 55 year old male receiving Clonazepam

Reported by a pharmacist from United States on 2007-10-31

Patient: 55 year old male

Adverse reactions / side effects: Confusional State, Incoherent, Sedation, Mental Status Changes, Intentional Drug Misuse, Accidental Overdose, Hyperhidrosis, Loss of Consciousness

Adverse event resulted in: life threatening event, hospitalization

Suspect drug(s):
Acetaminophen and Hydrocodone Bitartrate
    Start date: 2007-10-11
    End date: 2007-10-11

Clonazepam
    Indication: Anxiety
    Start date: 2007-10-11
    End date: 2007-10-11



Adverse event in male receiving Clonazepam

Reported by a health professional (non-physician/pharmacist) from United States on 2007-10-30

Patient: male, weighing 3.4 kg (7.5 pounds)

Adverse reactions / side effects: Brain Stem Syndrome, Metabolic Acidosis, Respiratory Failure, Hyponatraemia, Drug Withdrawal Syndrome, Pregnancy

Suspect drug(s):
Clonazepam
    Indication: Drug USE FOR Unknown Indication

Olanzapine
    Indication: Drug USE FOR Unknown Indication

Paroxetine HCL
    Indication: Drug USE FOR Unknown Indication

Ampicillin



Adverse event in 23 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 23 year old

Adverse reactions / side effects: Completed Suicide, Respiratory Arrest, Cardiac Arrest

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Methadone HCL
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Tizanidine HCL
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication



Adverse event in 42 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 42 year old

Adverse reactions / side effects: Respiratory Arrest, Intentional Drug Misuse, Cardiac Arrest

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: acute exposure. route: ingestion
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Lorazepam
    Dosage: acute exposure. route: ingestion
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Acetaminophen
    Dosage: acute exposure. route: ingestion
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication



Adverse event in 57 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 57 year old

Adverse reactions / side effects: Death, Respiratory Arrest, Cardiac Arrest

Adverse event resulted in: death

Suspect drug(s):
Clonazepam



Adverse event in 21 year old male receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 21 year old male

Adverse reactions / side effects: Completed Suicide

Adverse event resulted in: death, hospitalization

Suspect drug(s):
Clonazepam
    Dosage: route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Acetaminophen
    Dosage: route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Ethanol
    Dosage: route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Aspirin
    Dosage: route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication



Adverse event in 48 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 48 year old

Adverse reactions / side effects: Completed Suicide

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Lamotrigine
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication



Adverse event in 45 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 45 year old

Adverse reactions / side effects: Completed Suicide, Respiratory Arrest, Cardiac Arrest

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Oxycodone HCL
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Cyclobenzaprine HCL
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Unspecified Drugs
    Indication: Drug USE FOR Unknown Indication



Adverse event in 45 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 45 year old

Adverse reactions / side effects: Drug Toxicity, Completed Suicide

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route: ingestion. acute on chronic.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Temazepam
    Dosage: route: ingestion. acute on chronic.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Paroxetine HCL
    Dosage: route: ingestion. acute on chronic.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Unspecified Drugs
    Indication: Drug USE FOR Unknown Indication



Adverse event in 40 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 40 year old

Adverse reactions / side effects: Completed Suicide

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Acetaminophen
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Valproic Acid
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Unspecified Drugs
    Indication: Drug USE FOR Unknown Indication



Adverse event in 44 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 44 year old

Adverse reactions / side effects: Completed Suicide

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route reporetd as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Clonidine
    Dosage: route repored as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Atenolol
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Unspecified Drugs
    Indication: Drug USE FOR Unknown Indication



Adverse event in 35 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 35 year old

Adverse reactions / side effects: Completed Suicide

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: acute on chronic. route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Escitalopram Oxalate
    Dosage: acute on chronic. route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Venlafaxine HCL
    Dosage: drug reported as venlafaxine (long acting). acute on chronic. route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Unspecified Drugs
    Indication: Drug USE FOR Unknown Indication



Adverse event in receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient:

Adverse reactions / side effects: Death, Respiratory Arrest, Cardiac Arrest

Adverse event resulted in: death

Suspect drug(s):
Clonazepam



Adverse event in 35 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 35 year old

Adverse reactions / side effects: Completed Suicide, Respiratory Arrest, Cardiac Arrest

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: acute exposure. route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Insulin
    Dosage: acute exposure. route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Morphine
    Dosage: acute exposure. route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Unspecified Drugs
    Indication: Drug USE FOR Unknown Indication



Adverse event in 37 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 37 year old

Adverse reactions / side effects: Drug Abuser

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Bupropion HCL
    Dosage: route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Risperidone
    Dosage: route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Unspecified Drugs
    Indication: Drug USE FOR Unknown Indication



Adverse event in 56 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 56 year old

Adverse reactions / side effects: Completed Suicide

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Aspirin
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Lisinopril
    Dosage: route reported as ingestion.
    Indication: Drug USE FOR Unknown Indication



Adverse event in 37 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 37 year old

Adverse reactions / side effects: Completed Suicide, Respiratory Arrest, Cardiac Arrest

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: drugs were taken via ingestion and/or unknown route. acute on chronic.
    Indication: Drug USE FOR Unknown Indication

Quetiapine Fumarate
    Dosage: drugs were taken via ingestion and/or unknown route. acute on chronic.
    Indication: Drug USE FOR Unknown Indication

Cocaine
    Dosage: drugs were taken via ingestion and/or unknown route. acute on chronic.
    Indication: Drug USE FOR Unknown Indication



Adverse event in 68 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 68 year old

Adverse reactions / side effects: Completed Suicide

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Lorazepam
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Glipizide
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Unspecified Drugs
    Indication: Drug USE FOR Unknown Indication



Adverse event in 37 year old female receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 37 year old female

Adverse reactions / side effects: Completed Suicide

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route was reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Acetaminophen with Diphenhydramine
    Dosage: route was reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Ziprasidone HCL
    Dosage: route was reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication



Adverse event in 45 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 45 year old

Adverse reactions / side effects: Completed Suicide, Respiratory Arrest, Cardiac Arrest

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Quetiapine Fumarate
    Dosage: route reported as ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication



Adverse event in 45 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 45 year old

Adverse reactions / side effects: Death, Respiratory Arrest, Cardiac Arrest

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Bupropion HCL
    Dosage: route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Ethanol
    Dosage: route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication



Adverse event in 74 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 74 year old

Adverse reactions / side effects: Completed Suicide

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Desipramine HCL
    Dosage: route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Mirtazapine
    Dosage: route: ingestion.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Unspecified Drugs
    Indication: Drug USE FOR Unknown Indication



Adverse event in 46 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 46 year old

Adverse reactions / side effects: Completed Suicide, Respiratory Arrest, Cardiac Arrest

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route: ingestion. acute exposure.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Carbamazepine
    Dosage: route: ingestion. acute exposure.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Mirtazapine
    Dosage: route: ingestion. acute exposure.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Unspecified Drugs
    Indication: Drug USE FOR Unknown Indication



Adverse event in 62 year old female receiving Clonazepam

Reported by a individual with unspecified qualification from Japan on 2007-10-29

Patient: 62 year old female

Adverse reactions / side effects: Cardio-Respiratory Arrest, Excoriation, Sudden Death, Cardiogenic Shock, Chest Injury, Fall, Haemolysis, Organ Failure

Adverse event resulted in: death

Suspect drug(s):
Comtan
    Dosage: 300 mg (100 mg, 3 in 1 d) oral
    Administration route: Oral
    Indication: Drug Effect Decreased
    Start date: 2007-08-09

Comtan
    Dosage: 300 mg (100 mg, 3 in 1 d) oral
    Administration route: Oral
    Indication: Parkinson's Disease
    Start date: 2007-08-09

Pantosin
    Dosage: 300 mg oral
    Administration route: Oral
    Indication: Constipation

Pramipexole Dihydrochloride
    Dosage: 1.5 mg oral
    Administration route: Oral
    Indication: Parkinson's Disease
    Start date: 2005-07-07

Neodopasol
    Dosage: 300 mg oral
    Administration route: Oral
    Indication: Parkinson's Disease
    Start date: 1993-06-03

Dops
    Dosage: 300 mg oral
    Administration route: Oral
    Indication: Hypotension
    Start date: 1993-02-24

Depas
    Dosage: 0.5 mg oral
    Administration route: Oral
    Indication: Insomnia
    End date: 2007-09-01

Clonazepam
    Dosage: 1 mg oral
    Administration route: Oral
    Indication: Hypoaesthesia

LAC B
    Dosage: 3 g oral
    Administration route: Oral
    Indication: Constipation
    Start date: 2003-07-15

Alfarol
    Dosage: 0.5 mg oral
    Administration route: Oral

Maglax
    Dosage: 990 mg oral
    Administration route: Oral
    Indication: Constipation



Adverse event in 30 year old receiving Clonazepam

Reported by a physician from United States on 2007-10-29

Patient: 30 year old

Adverse reactions / side effects: Completed Suicide

Adverse event resulted in: death

Suspect drug(s):
Clonazepam
    Dosage: route: ingestion. acute exposure.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

Atenolol
    Dosage: route: ingestion. acute exposure.
    Administration route: Oral
    Indication: Drug USE FOR Unknown Indication

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