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Clonazepam (Clonazepam) - Serious Reactions - Suspected Cause - Side Effect Reports

 
 



Index of reports > Serious Reactions (525)

Below is the selection of side effect reports (a.k.a. adverse event reports) related to Clonazepam serious reactions. The selected reports were submitted to the FDA during the sample period of about a year.

 Reports 1 - 30 of 525   Next >>

Possible Clonazepam side effects in 40 year old female

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

Patient: 40 year old female, weighing 80.0 kg (176.0 pounds)

Reactions: Self Injurious Behaviour, Sluggishness

Drug(s) suspected as cause:
Adepril
    Indication: Product Used FOR Unknown Indication
    Start date: 2012-08-19
    End date: 2012-08-19

Atorvastatin
    Indication: Product Used FOR Unknown Indication
    Start date: 2012-08-19
    End date: 2012-08-19

Clonazepam
    Administration route: Oral
    Indication: Product Used FOR Unknown Indication
    Start date: 2012-08-19
    End date: 2012-08-19

Depakin Chrono
    Administration route: Oral
    Indication: Product Used FOR Unknown Indication
    Start date: 2012-08-19
    End date: 2012-08-19

Flurazepam Hydrochloride
    Administration route: Oral
    Indication: Product Used FOR Unknown Indication
    Start date: 2012-08-19
    End date: 2012-08-19

Invega
    Administration route: Oral
    Indication: Product Used FOR Unknown Indication
    Start date: 2012-08-19
    End date: 2012-08-19

Lorazepam
    Administration route: Oral
    Indication: Product Used FOR Unknown Indication
    Start date: 2012-08-19
    End date: 2012-08-19

Sertraline Hydrochloride
    Indication: Product Used FOR Unknown Indication
    Start date: 2012-08-19
    End date: 2012-08-19



Possible Clonazepam side effects in male

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

Patient: male, weighing 64.0 kg (140.8 pounds)

Reactions: Neck Pain, Dizziness, Convulsion

Drug(s) suspected as cause:
Clonazepam
    Administration route: Oral
    Indication: Insomnia Related To Another Mental Condition
    Start date: 1989-01-01

Gemfibrozil
    Indication: Blood Triglycerides

Xalcom
    Indication: Glaucoma



Possible Clonazepam side effects in female

Reported by a health professional (non-physician/pharmacist) from Sweden on 2012-08-27

Patient: female

Reactions: Vomiting, Pain, Skin Disorder, Social Phobia, Drug Withdrawal Syndrome, Tremor, Suicidal Ideation, Anxiety, Post-Traumatic Stress Disorder, Fatigue, Heart Rate Increased, Zinc Deficiency, Disturbance in Attention, Injury, Depression, Asthenia

Adverse event resulted in: hospitalization

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

Concerta
    Indication: Product Used FOR Unknown Indication



Possible Clonazepam side effects in 10 year old male

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

Patient: 10 year old male

Reactions: Off Label Use, Palmar-Plantar Erythrodysaesthesia Syndrome

Drug(s) suspected as cause:
Clonazepam



Possible Clonazepam side effects in 80 year old male

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

Patient: 80 year old male, weighing 73.0 kg (160.6 pounds)

Reactions: Blood Pressure Increased, Weight Decreased, Confusional State, Cognitive Disorder, Amnesia, Tremor, Off Label Use, Thinking Abnormal, Malaise, Dizziness, Lethargy

Drug(s) suspected as cause:
Amlodipine
    Indication: Hypertension
    End date: 2012-05-01

Clonazepam
    Dosage: 1/2 tablet qd
    Indication: Rapid Eye Movements Sleep Abnormal
    Start date: 2011-08-01
    End date: 2012-08-20

Namenda
    Dosage: 10 mg bid
    Administration route: Oral
    Indication: Fahr's Disease
    Start date: 2011-08-01

Other drugs received by patient: Galantamine Hydrobromide; Atenolol; Plavix; Aspirin



Possible Clonazepam side effects in 43 year old female

Reported by a physician from Italy on 2012-08-23

Patient: 43 year old female

Reactions: Multiple Drug Overdose Intentional, Self Injurious Behaviour

Drug(s) suspected as cause:
Clonazepam
    Administration route: Oral
    Indication: Self Injurious Behaviour
    Start date: 2012-08-14
    End date: 2012-08-14

Risperdal
    Administration route: Oral
    Indication: Product Used FOR Unknown Indication
    Start date: 2012-08-14
    End date: 2012-08-14



Possible Clonazepam side effects in female

Reported by a consumer/non-health professional from Czech Republic on 2012-08-23

Patient: female

Reactions: Panic Attack, Drug Withdrawal Syndrome, Drug Dependence

Drug(s) suspected as cause:
Clonazepam



Possible Clonazepam side effects in male

Reported by a physician from Italy on 2012-08-22

Patient: male, weighing 80.0 kg (176.0 pounds)

Reactions: Hypotension, Multiple Drug Overdose, Self Injurious Behaviour, Sopor

Adverse event resulted in: hospitalization

Drug(s) suspected as cause:
Anafranil
    Administration route: Oral
    Indication: Self Injurious Behaviour
    Start date: 2012-07-13
    End date: 2012-07-13

Clonazepam
    Administration route: Oral
    Indication: Self Injurious Behaviour
    Start date: 2012-07-13
    End date: 2012-07-13

Haloperidol Lactate
    Administration route: Oral
    Indication: Product Used FOR Unknown Indication
    Start date: 2012-07-13
    End date: 2012-07-13

Lantanon
    Administration route: Oral
    Indication: Self Injurious Behaviour
    Start date: 2012-07-13
    End date: 2012-07-13

Olanzapine
    Administration route: Oral
    Indication: Self Injurious Behaviour
    Start date: 2012-07-13
    End date: 2012-07-13

Trazodone HCL
    Administration route: Oral
    Indication: Self Injurious Behaviour
    Start date: 2012-07-13
    End date: 2012-07-13

Valproate Sodium
    Administration route: Oral
    Indication: Self Injurious Behaviour
    Start date: 2012-07-13
    End date: 2012-07-13



Possible Clonazepam side effects in male

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

Patient: male

Reactions: Irritability, Anger, Abnormal Behaviour, Homicidal Ideation, Withdrawal Syndrome, Frustration, Suicidal Ideation

Drug(s) suspected as cause:
Clonazepam



Possible Clonazepam side effects in 36 year old female

Reported by a physician from Spain on 2012-08-21

Patient: 36 year old female

Reactions: Abdominal Pain, Hypertensive Encephalopathy, Left Ventricular Hypertrophy

Drug(s) suspected as cause:
Abacavir
    Indication: HIV Infection
    Start date: 2010-08-01

Clonazepam
    Indication: Product Used FOR Unknown Indication
    Start date: 2010-08-01

Intelence
    Indication: HIV Infection
    Start date: 2010-08-01

Pentamidine
    Indication: Product Used FOR Unknown Indication
    Start date: 2010-08-01

Prezista
    Indication: HIV Infection
    Start date: 2010-08-01

Raltegravir
    Indication: HIV Infection
    Start date: 2010-08-01

Ritonavir
    Indication: HIV Infection
    Start date: 2010-08-01



Possible Clonazepam side effects in 52 year old female

Reported by a health professional (non-physician/pharmacist) from United States on 2012-08-20

Patient: 52 year old female

Reactions: Nausea, Dizziness, Feeling Abnormal

Drug(s) suspected as cause:
Clonazepam
    Dosage: 1mg tid
    Indication: Panic Disorder
    Start date: 1996-01-01

Clonazepam
    Dosage: 1mg tid
    Indication: Major Depression
    Start date: 1996-01-01



Possible Clonazepam side effects in 43 year old female

Reported by a physician from United States on 2012-08-20

Patient: 43 year old female

Reactions: Ecchymosis

Drug(s) suspected as cause:
Clonazepam
    Dosage: 25 mg, 2x/day

Zoloft
    Dosage: 100 mg, per day



Possible Clonazepam side effects in 5 year old male

Reported by a physician from Japan on 2012-08-16

Patient: 5 year old male

Reactions: Drug Ineffective, Atonic Seizures

Drug(s) suspected as cause:
Clobazam
    Indication: Infantile Spasms

Clonazepam
    Indication: Infantile Spasms

Gabapentin
    Indication: Infantile Spasms

Lamotrigine
    Indication: Infantile Spasms

Phenytoin
    Indication: Infantile Spasms

Topiramate
    Indication: Infantile Spasms

Valproic Acid
    Indication: Infantile Spasms

Other drugs received by patient: Acetazolamide; Nitrazepam; Corticotropin; Vitamin B6; Zonisamide



Possible Clonazepam side effects in 3 year old female

Reported by a physician from Japan on 2012-08-16

Patient: 3 year old female

Reactions: Drug Ineffective, Atonic Seizures

Drug(s) suspected as cause:
Clonazepam
    Dosage: daily
    Indication: Infantile Spasms

Lamotrigine
    Indication: Infantile Spasms

Topiramate
    Dosage: daily
    Indication: Infantile Spasms

Valproic Acid
    Dosage: daily
    Indication: Infantile Spasms

Other drugs received by patient: Corticotropin; Vitamin B6; Zonisamide



Possible Clonazepam side effects in 17 year old female

Reported by a physician from Japan on 2012-08-16

Patient: 17 year old female

Reactions: Drug Ineffective, Atonic Seizures

Drug(s) suspected as cause:
Carbamazepine
    Indication: Infantile Spasms

Clobazam
    Indication: Infantile Spasms

Clonazepam
    Indication: Infantile Spasms

Gabapentin
    Indication: Infantile Spasms

Lamotrigine
    Indication: Infantile Spasms

Levetiracetam
    Indication: Infantile Spasms

Phenobarbital TAB
    Indication: Infantile Spasms

Phenytoin
    Indication: Infantile Spasms

Valproic Acid
    Indication: Infantile Spasms

Other drugs received by patient: Vitamin B6; Corticotropin; Zonisamide; Nitrazepam; Potassium Bromide; Benzodiazepine Derivatives



Possible Clonazepam side effects in 8 year old female

Reported by a physician from Japan on 2012-08-16

Patient: 8 year old female

Reactions: Drug Ineffective, Atonic Seizures

Drug(s) suspected as cause:
Carbamazepine
    Indication: Infantile Spasms

Clonazepam
    Indication: Infantile Spasms

Diazepam
    Indication: Infantile Spasms

Lamotrigine
    Indication: Infantile Spasms

Phenobarbital TAB
    Indication: Infantile Spasms

Phenytoin
    Indication: Infantile Spasms

Topiramate
    Indication: Infantile Spasms

Valproic Acid
    Indication: Infantile Spasms

Other drugs received by patient: Benzodiazepine Derivatives; Corticotropin; Potassium Bromide



Possible Clonazepam side effects in 1 year old female

Reported by a physician from Japan on 2012-08-16

Patient: 1 year old female

Reactions: Drug Ineffective, Atonic Seizures

Drug(s) suspected as cause:
Clonazepam
    Indication: Infantile Spasms

Phenobarbital TAB
    Indication: Infantile Spasms

Topiramate
    Indication: Infantile Spasms

Valproic Acid
    Indication: Infantile Spasms

Other drugs received by patient: Zonisamide; Corticotropin



Possible Clonazepam side effects in 7 year old male

Reported by a physician from Japan on 2012-08-16

Patient: 7 year old male

Reactions: Drug Ineffective, Atonic Seizures

Drug(s) suspected as cause:
Clobazam
    Indication: Lennox-Gastaut Syndrome

Clonazepam
    Indication: Lennox-Gastaut Syndrome

Lamotrigine
    Indication: Lennox-Gastaut Syndrome

Phenobarbital TAB
    Indication: Lennox-Gastaut Syndrome

Phenytoin
    Indication: Lennox-Gastaut Syndrome

Topiramate
    Indication: Lennox-Gastaut Syndrome

Valproic Acid
    Indication: Lennox-Gastaut Syndrome

Other drugs received by patient: Ethosuximide; Zonisamide



Possible Clonazepam side effects in 46 year old female

Reported by a physician from United States on 2012-08-16

Patient: 46 year old female

Reactions: Impaired Work Ability, Aphasia, Central Nervous System Lesion, Spinal Cord Injury, Constipation, Fall, Fatigue, Arthropathy, Balance Disorder, Neck Pain, Dysgraphia, Multiple Sclerosis, Back Pain, Bowel Movement Irregularity, Pain in Extremity, Musculoskeletal Pain, Muscular Weakness, Cognitive Disorder, Hypoaesthesia, Dysphemia, Tremor, Middle Insomnia, Dysstasia, Nuclear Magnetic Resonance Imaging Abnormal, Vision Blurred, Memory Impairment, Gait Disturbance, Neurological Symptom

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

Clonazepam
    Dosage: 2 mg, daily

Morphine Sulfate
    Dosage: 15 mg, 3x/day

Natalizumab
    Dosage: unk

Neurontin
    Dosage: 600 mg, 4x/day

Oxycodone HCL
    Dosage: 15 mg, 4x/day

Zoloft
    Dosage: 25 mg, 3x/day

Other drugs received by patient: Methadone; ST. John's Wort; Vitamin D; Guarana; Ginkgo Biloba; Glucosamine Sulfate



Possible Clonazepam side effects in 58 year old female

Reported by a consumer/non-health professional from France on 2012-08-16

Patient: 58 year old female, weighing 40.0 kg (88.0 pounds)

Reactions: Weight Decreased, Muscle Fatigue, Hallucination, Visual, Alopecia, Visual Impairment, Insomnia, Withdrawal Syndrome, Crying

Drug(s) suspected as cause:
Clonazepam

Other drugs received by patient: Aspegic 1000; Bisoprolol Fumarate; Metformin HCL



Possible Clonazepam side effects in 6 year old male

Reported by a physician from Japan on 2012-08-16

Patient: 6 year old male

Reactions: Drug Ineffective, Atonic Seizures

Drug(s) suspected as cause:
Clonazepam
    Indication: Infantile Spasms

Phenobarbital TAB
    Indication: Infantile Spasms

Phenytoin
    Indication: Infantile Spasms

Valproic Acid
    Indication: Infantile Spasms

Other drugs received by patient: Sultiame; Potassium Bromide; Benzodiazepine Derivatives; Zonisamide; Nitrazepam; Corticotropin



Possible Clonazepam side effects in 20 year old male

Reported by a physician from Japan on 2012-08-16

Patient: 20 year old male

Reactions: Drug Ineffective, Atonic Seizures

Drug(s) suspected as cause:
Carbamazepine
    Indication: Infantile Spasms

Clobazam
    Indication: Infantile Spasms

Clonazepam
    Indication: Infantile Spasms

Gabapentin
    Indication: Infantile Spasms

Lamotrigine
    Indication: Infantile Spasms

Phenobarbital TAB
    Indication: Infantile Spasms

Phenytoin
    Indication: Infantile Spasms

Valproic Acid
    Indication: Infantile Spasms

Other drugs received by patient: Sultiame; Corticotropin; Zonisamide



Possible Clonazepam side effects in 6 year old female

Reported by a physician from Japan on 2012-08-16

Patient: 6 year old female

Reactions: Drug Ineffective, Atonic Seizures

Drug(s) suspected as cause:
Clobazam
    Indication: Infantile Spasms

Clonazepam
    Indication: Infantile Spasms

Diazepam
    Indication: Infantile Spasms

Lamotrigine
    Indication: Infantile Spasms

Phenobarbital TAB
    Indication: Infantile Spasms

Phenytoin
    Indication: Infantile Spasms

Topiramate
    Indication: Infantile Spasms

Valproic Acid
    Indication: Infantile Spasms

Other drugs received by patient: Corticotropin; Ethosuximide; Zonisamide



Possible Clonazepam side effects in 4 year old female

Reported by a physician from Japan on 2012-08-16

Patient: 4 year old female

Reactions: Drug Ineffective, Atonic Seizures

Drug(s) suspected as cause:
Clobazam
    Indication: Lennox-Gastaut Syndrome

Clonazepam
    Indication: Lennox-Gastaut Syndrome

Lamotrigine
    Indication: Lennox-Gastaut Syndrome

Topiramate
    Indication: Lennox-Gastaut Syndrome

Valproic Acid
    Indication: Lennox-Gastaut Syndrome

Other drugs received by patient: Nitrazepam



Possible Clonazepam side effects in 12 month old male

Reported by a physician from Australia on 2012-08-14

Patient: 12 month old male

Reactions: Mental Disability, Foetal Exposure During Pregnancy

Drug(s) suspected as cause:
Clonazepam
    End date: 2011-01-01

Lamotrigine
    End date: 2011-01-01

Topiramate
    End date: 2011-01-01

Vimpat
    End date: 2011-01-01



Possible Clonazepam side effects in female

Reported by a consumer/non-health professional from Brazil on 2012-08-14

Patient: female, weighing 39.6 kg (87.1 pounds)

Reactions: Tinnitus, Headache, Palpitations, Crying, Nervousness, Intervertebral Disc Protrusion, Feeling of Despair, Aggression, Insomnia, Vision Blurred, Haemangioma, Osteoporosis, Restless Legs Syndrome, Constipation, Abdominal Pain Upper, Suicidal Ideation, Liver Disorder, Gastritis, Fatigue, Dizziness, Depression, Scoliosis, Vomiting, Dyspnoea, Nightmare, Retching, Muscular Weakness, Amnesia, Osteoarthritis, Anxiety, Gastrointestinal Pain, Panic Attack, Diarrhoea, Bipolar Disorder, Withdrawal Syndrome, Memory Impairment, Drug Dependence

Adverse event resulted in: hospitalization

Drug(s) suspected as cause:
Alendronate Sodium
    Dosage: drug :alendronate
    Indication: Osteoporosis

Clonazepam
    Indication: Depression
    Start date: 2009-12-28
    End date: 2010-01-01

Clonazepam
    Dosage: restarted after hospitalisation
    Administration route: Oral

Clonazepam
    Dosage: batch no: rj1069
    Administration route: Oral

Clonazepam
    Dosage: half tablet in morning and one tablet at night;
    Administration route: Oral
    Indication: Depression
    Start date: 1989-01-01
    End date: 2009-05-01

Dicetel
    Dosage: start date : 2009 and stop date: 2009
    Administration route: Oral
    Indication: Constipation

Other drugs received by patient: Omeprazole; Ginkgo Biloba; Unknown Medication; Haldol; Fluoxetine HCL; Olcadil; Sertraline Hydrochloride; Floratil; Labirin



Possible Clonazepam side effects in

Reported by a physician from Australia on 2012-08-14

Patient:

Reactions: Overdose, Cognitive Disorder

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

Clonazepam
    Indication: Product Used FOR Unknown Indication

Codeine Sulfate
    Indication: Product Used FOR Unknown Indication

Diazepam
    Indication: Product Used FOR Unknown Indication

Lorazepam
    Indication: Product Used FOR Unknown Indication

Methadone Hydrochloride
    Indication: Product Used FOR Unknown Indication

Morphine
    Indication: Product Used FOR Unknown Indication

Olanzapine
    Indication: Product Used FOR Unknown Indication

Oxycodone HCL
    Indication: Product Used FOR Unknown Indication

Propoxyphene Hydrochloride
    Indication: Product Used FOR Unknown Indication

Quetiapine Fumarate
    Indication: Product Used FOR Unknown Indication

Risperidone
    Indication: Product Used FOR Unknown Indication

Temazepam
    Indication: Product Used FOR Unknown Indication

Tramadol HCL
    Indication: Product Used FOR Unknown Indication



Possible Clonazepam side effects in 57 year old female

Reported by a health professional (non-physician/pharmacist) from France on 2012-08-14

Patient: 57 year old female

Reactions: Joint Swelling, Arthralgia, Urinary Tract Infection, Disturbance in Attention, Fall

Adverse event resulted in: hospitalization

Drug(s) suspected as cause:
Amitriptyline Hydrochloride
    Dosage: 50 mg, 1x/day
    End date: 2012-06-21

Cetirizine HCL
    Dosage: 10 mg, 1x/day
    Administration route: Oral
    End date: 2012-06-21

Clonazepam
    Dosage: 5 gtt, 1x/day
    Administration route: Oral
    End date: 2012-06-21

Lyrica
    Dosage: 100 mg, 1x/day
    Administration route: Oral
    End date: 2012-06-21

Oxycodone Hydrochloride
    Dosage: unk
    Administration route: Oral
    Indication: Pain
    End date: 2012-06-21

Oxycontin
    Dosage: 20 mg, 2x/day
    Administration route: Oral
    Start date: 2012-03-01
    End date: 2012-06-21

Other drugs received by patient: Acetaminophen; Cymbalta; Losartan; Levothyroxine Sodium; Lantus; Nicardipine HCL; Rabeprazole Sodium; Previscan; Isoptin; Atorvastatin; Aspirin



Possible Clonazepam side effects in 28 year old male

Reported by a consumer/non-health professional from Brazil on 2012-08-13

Patient: 28 year old male, weighing 90.0 kg (198.0 pounds)

Reactions: Pruritus Generalised, DRY Mouth, Dizziness, Type 1 Diabetes Mellitus, Hallucination

Drug(s) suspected as cause:
Clonazepam

Other drugs received by patient: Haldol; Hydrochlorothiazide



Possible Clonazepam side effects in female

Reported by a physician from France on 2012-08-13

Patient: female

Reactions: Myalgia, Dyslipidaemia, Blood Creatine Phosphokinase Increased, Renal Failure

Drug(s) suspected as cause:
Clonazepam



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