This is an index of side effect / adverse reaction reports (a.k.a. adverse event reports) related to Phenytek (Phenytoin) 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 (8)
Life Threatening Events (1)
Disability (1)
Reports by Reaction Type
Loss of Consciousness (5),
Convulsion (5),
Balance Disorder (4),
Dyspnoea (4),
Dizziness (3),
Drug Level Fluctuating (2),
Fatigue (2),
Coordination Abnormal (2),
Back Pain (2),
Pain in Extremity (2),
Amnesia (2),
Product Substitution Issue (1)
Possible Phenytek side effects in 41 year old female
Reported by a pharmacist from United States on 2012-05-31
Patient: 41 year old female
Reactions: Drug Ineffective, Anticonvulsant Drug Level Decreased, Convulsion
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Phenytek
Administration route: Oral
Indication: Convulsion
Dilantin
Administration route: Oral
Indication: Convulsion
Other drugs received by patient: Calcium
Possible Phenytek side effects in male
Reported by a consumer/non-health professional from United States on 2012-01-27
Patient: male, weighing 74.8 kg (164.6 pounds)
Reactions: Back Pain, Dyspnoea, Pain in Extremity, Amnesia, Convulsion, Loss of Consciousness, Drug Level Fluctuating, Fatigue, Balance Disorder, Dizziness, Coordination Abnormal
Drug(s) suspected as cause:
Dilantin
Dosage: 500 mg, unk
Indication: Convulsion
Start date: 1998-01-01
Dilantin
Dosage: 50 mg
Dilantin
Dosage: unk
Administration route: Oral
Indication: Epilepsy
Start date: 1998-01-01
Phenytek
Dosage: 500 mg, 1x/day
Administration route: Oral
Indication: Epilepsy
Start date: 1998-01-01
Possible Phenytek side effects in male
Reported by a physician from United States on 2012-01-26
Patient: male, weighing 74.8 kg (164.6 pounds)
Reactions: Back Pain, Dyspnoea, Pain in Extremity, Amnesia, Loss of Consciousness, Convulsion, Drug Level Fluctuating, Fatigue, Balance Disorder, Dizziness, Coordination Abnormal
Drug(s) suspected as cause:
Dilantin
Dosage: 500 mg, unk
Indication: Convulsion
Start date: 1998-01-01
Dilantin
Dosage: 50 mg
Phenytek
Dosage: 500 mg, 1x/day
Administration route: Oral
Indication: Epilepsy
Start date: 1998-01-01
Dilantin
Dosage: unk
Administration route: Oral
Indication: Epilepsy
Start date: 1998-01-01
Possible Phenytek side effects in 73 year old male
Reported by a health professional (non-physician/pharmacist) from United States on 2012-01-11
Patient: 73 year old male, weighing 62.6 kg (137.7 pounds)
Reactions: Anticonvulsant Drug Level Increased, Gait Disturbance, Fall
Drug(s) suspected as cause:
Prozac
Dosage: 20mg po qd
Administration route: Oral
Indication: Major Depression
Start date: 2010-06-04
Phenytek
Dosage: 200mg po bid
Administration route: Oral
Indication: Convulsion
Possible Phenytek side effects in male
Reported by a consumer/non-health professional from United States on 2011-12-27
Patient: male, weighing 74.8 kg (164.6 pounds)
Reactions: Dyspnoea, Balance Disorder, Convulsion, Loss of Consciousness
Drug(s) suspected as cause:
Dilantin
Dosage: unk
Administration route: Oral
Indication: Epilepsy
Start date: 1998-01-01
Dilantin
Dosage: 50 mg
Dilantin
Dosage: 500 mg, unk
Indication: Convulsion
Start date: 1998-01-01
Phenytek
Dosage: 500 mg, 1x/day
Administration route: Oral
Indication: Epilepsy
Start date: 1998-01-01
Possible Phenytek side effects in male
Reported by a consumer/non-health professional from United States on 2011-12-14
Patient: male, weighing 74.8 kg (164.6 pounds)
Reactions: Dyspnoea, Balance Disorder, Convulsion, Loss of Consciousness
Drug(s) suspected as cause:
Dilantin
Dosage: 500 mg
Indication: Convulsion
Start date: 1998-01-01
Dilantin
Dosage: unk
Administration route: Oral
Indication: Epilepsy
Start date: 1998-01-01
Phenytek
Dosage: 500 mg, 1x/day
Administration route: Oral
Indication: Epilepsy
Start date: 1998-01-01
Possible Phenytek side effects in female
Reported by a consumer/non-health professional from United States on 2011-10-13
Patient: female
Reactions: Subdural Haematoma, Cerebral Haemorrhage
Drug(s) suspected as cause:
Phenytek
Possible Phenytek side effects in 47 year old male
Reported by a consumer/non-health professional from United States on 2011-10-11
Patient: 47 year old male, weighing 70.3 kg (154.7 pounds)
Reactions: Product Substitution Issue, Cervical Vertebral Fracture, Product Measured Potency Issue, Dizziness, Reaction To Drug Excipients, Toxicity To Various Agents, Loss of Consciousness
Adverse event resulted in: life threatening event, hospitalization, disablity
Drug(s) suspected as cause:
Phenytek
Other drugs received by patient: Phenytek
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