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Index of reports
> Cases with Drug Interaction (6)
Below is the selection of side effect reports (a.k.a. adverse event reports) related to Warfarin where reactions include drug interaction. The selected reports were submitted to the FDA during the sample period of about a year.
Possible Warfarin side effects in 62 year old male
Reported by a physician from Portugal on 2012-08-15
Patient: 62 year old male, weighing 70.0 kg (154.0 pounds)
Reactions: Product Quality Issue, Product Substitution Issue, Ischaemic Stroke, Drug Interaction, Hemiparesis, Hemianopia, Hypertension
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Simvastatin
Dosage: unk
Indication: Product Used FOR Unknown Indication
Carvedilol
Dosage: 25 mg/day
Administration route: Oral
Indication: Hypertension
Captopril
Dosage: unk
Indication: Product Used FOR Unknown Indication
Potassium Chloride
Dosage: unk
Indication: Product Used FOR Unknown Indication
Spironolactone
Dosage: unk
Indication: Product Used FOR Unknown Indication
Acetylsalicylic Acid SRT
Dosage: 300 mg, unk
Administration route: Oral
Indication: Transient Ischaemic Attack
Diazepam
Dosage: unk
Indication: Product Used FOR Unknown Indication
Warfarin
Dosage: unk
Indication: Product Used FOR Unknown Indication
Nifedipine
Dosage: 30 mg, 2x/day
Indication: Product Used FOR Unknown Indication
Enalapril
Dosage: unk
Indication: Product Used FOR Unknown Indication
Amlodipine
Dosage: unk
Indication: Product Used FOR Unknown Indication
Enoxaparin
Dosage: unk
Indication: Product Used FOR Unknown Indication
Other drugs received by patient: Lisinopril Dihydrate; Irbesartan and Hydrochlorothiazide; Rilmenidine
Possible Warfarin side effects in 75 year old male
Reported by a pharmacist from United Kingdom on 2012-08-01
Patient: 75 year old male
Reactions: Haemorrhage, International Normalised Ratio Increased, Drug Interaction
Adverse event resulted in: life threatening event, hospitalization
Drug(s) suspected as cause:
Benylin Chesty Cough
Administration route: Oral
Indication: Cough
Warfarin
Indication: Product Used FOR Unknown Indication
Other drugs received by patient: Bisoprolol Fumarate; Spironolactone; Atorvastatin; Folic Acid; Colchicine
Possible Warfarin side effects in
Reported by a health professional (non-physician/pharmacist) from United States on 2012-08-01
Patient:
Reactions: Haemoglobin Decreased, Alanine Aminotransferase Increased, Aspartate Aminotransferase Increased, International Normalised Ratio Increased, Drug Interaction
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Cymbalta
Dosage: 50 mg, qd
Acetaminophen
Dosage: 650 mg, qid
Administration route: Oral
Warfarin
Dosage: 1-6 mg, qd
Administration route: Oral
Zocor
Dosage: 20 mg, qd
Administration route: Oral
Possible Warfarin side effects in female
Reported by a consumer/non-health professional from United States on 2012-06-12
Patient: female
Reactions: Drug Ineffective, Drug Interaction, Pulmonary Oedema, Shock
Drug(s) suspected as cause:
Warfarin
Cephalexin
Indication: Pulmonary Oedema
Other drugs received by patient possibly interacting with the suspect drug:
Dofetilide
Azithromycin
Indication: Pulmonary Oedema
Possible Warfarin side effects in 71 year old female
Reported by a health professional (non-physician/pharmacist) from United States on 2012-02-08
Patient: 71 year old female
Reactions: Activated Partial Thromboplastin Time Prolonged, Drug Ineffective, International Normalised Ratio Increased, Drug Interaction
Drug(s) suspected as cause:
Levetiracetam
Dosage: 2.5 g, bid, iv
Indication: Complex Partial Seizures
Warfarin
Dosage: 0.75 mg, ngt
Indication: Deep Vein Thrombosis
Valproic Acid
Dosage: 250 mg, q6h, hgt
Midazolam
Dosage: 3 mg, x1; iv
Indication: Complex Partial Seizures
Other drugs received by patient: Dexamethasone; Temozolomide; Pravastatin; Fish OIL
Possible Warfarin side effects in 81 year old male
Reported by a pharmacist from United States on 2011-12-21
Patient: 81 year old male, weighing 58.0 kg (127.6 pounds)
Reactions: Rhabdomyolysis, International Normalised Ratio Increased, Drug Interaction, Blue TOE Syndrome, Transaminases Increased, Renal Failure Acute
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Warfarin
Administration route: Oral
Zocor
Administration route: Oral
Start date: 2007-01-01
Gemfibrozil
Administration route: Oral
Start date: 2005-01-01
Other drugs received by patient: Acetaminophen and Codeine; Lisinopril; Nortriptyline; Aspirin
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