This is an index of side effect / adverse reaction reports (a.k.a. adverse event reports) related to Tamiflu (Oseltamivir) 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 (496)
Death (71)
Life Threatening Events (22)
Disability (5)
Reports by Reaction Type
Abnormal Behaviour (53),
Overdose (49),
Maternal Exposure During Pregnancy (33),
Pneumonia (30),
Influenza (29),
Hallucination (22),
Vomiting (20),
Pregnancy (20),
NO Adverse Event (19),
Acute Respiratory Distress Syndrome (18),
Death (16),
Convulsion (16)
Below are a few examples of reports where side effects / adverse reactions may be related to Tamiflu (Oseltamivir). For a complete list or a specific selection of reports, please use the links above.
Possible Tamiflu side effects in
Reported by a pharmacist from Brazil on 2012-08-23
Patient:
Reactions: Medication Error
Drug(s) suspected as cause:
Tamiflu
Possible Tamiflu side effects in female
Reported by a health professional (non-physician/pharmacist) from China on 2012-08-22
Patient: female, weighing 48.0 kg (105.6 pounds)
Reactions: White Blood Cell Count Decreased
Drug(s) suspected as cause:
Levofloxacin
Indication: Antibiotic Therapy
Start date: 2009-12-01
End date: 2009-12-03
Tamiflu
Administration route: Oral
Indication: H1n1 Influenza
Start date: 2009-11-30
End date: 2009-12-04
Other drugs received by patient: Fructose Diphosphate Sodium; Tanreqing Injection; Moxifloxacin Hydrochloride; Tanreqing Injection
Possible Tamiflu side effects in male
Reported by a physician from Japan on 2012-08-13
Patient: male
Reactions: Hypoaesthesia, Abdominal Pain Upper, Muscle Spasms
Drug(s) suspected as cause:
Tamiflu
Other drugs received by patient: Amoxicillin; Sisaal
Possible Tamiflu side effects in male
Reported by a pharmacist from Australia on 2012-08-13
Patient: male
Reactions: Emotional Distress, Vomiting, Syncope, Hallucination
Drug(s) suspected as cause:
Tamiflu
Possible Tamiflu side effects in female
Reported by a physician from Sweden on 2012-08-10
Patient: female
Reactions: Ventricular Tachycardia
Drug(s) suspected as cause:
Tamiflu
Possible Tamiflu side effects in male
Reported by a consumer/non-health professional from Brazil on 2012-08-10
Patient: male
Reactions: Dizziness, Vision Blurred, Hypoaesthesia, Sinusitis
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Tamiflu
Possible Tamiflu side effects in female
Reported by a physician from United Kingdom on 2012-08-08
Patient: female
Reactions: Convulsion
Drug(s) suspected as cause:
Tamiflu
Possible Tamiflu side effects in female
Reported by a physician from Japan on 2012-08-06
Patient: female
Reactions: Abnormal Behaviour
Drug(s) suspected as cause:
Tamiflu
Possible Tamiflu side effects in female
Reported by a physician from Hungary on 2012-08-06
Patient: female, weighing 74.0 kg (162.8 pounds)
Reactions: Fall
Drug(s) suspected as cause:
Tamiflu
Other drugs received by patient: Gliclazide; Rilmenidine; Atorvastatin; Albuterol Sulate; Perindopril Arginine; Glargine; Ambroxol; Carvedilol; Theophylline; Indapamide
Possible Tamiflu side effects in male
Reported by a physician from Japan on 2012-08-06
Patient: male
Reactions: Delirium
Drug(s) suspected as cause:
Tamiflu
Administration route: Oral
Indication: Influenza
Tamiflu
Administration route: Oral
Other drugs received by patient: Phenobarbital TAB; Quetiapine Fumarate; Quetiapine Fumarate
Possible Tamiflu side effects in female
Reported by a consumer/non-health professional from United States on 2012-08-03
Patient: female, weighing 79.8 kg (175.6 pounds)
Reactions: Malaise, Chest Discomfort, Nausea, Asthenia
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Robitussin Peak Cold Maximum Strength Multi-Symptom Cold
Dosage: unk (two teaspoons), 6x/day
Indication: Bronchitis
Start date: 2012-07-24
End date: 2012-07-28
Robitussin Peak Cold Maximum Strength Multi-Symptom Cold
Indication: Pharyngitis
Robitussin Peak Cold Maximum Strength Multi-Symptom Cold
Indication: Influenza
Tamiflu
Dosage: unk
Other drugs received by patient: Effexor XR; Levothyroxine Sodium
Possible Tamiflu side effects in 15 year old female
Reported by a individual with unspecified qualification from Japan on 2012-08-03
Patient: 15 year old female
Reactions: Abnormal Behaviour, Memory Impairment, Hallucination
Drug(s) suspected as cause:
Tamiflu
Start date: 2009-09-09
End date: 2009-09-10
Tamiflu
Administration route: Oral
Indication: Influenza
Start date: 2009-09-08
End date: 2009-09-08
Possible Tamiflu side effects in female
Reported by a health professional (non-physician/pharmacist) from France on 2012-07-31
Patient: female
Reactions: Rhabdomyolysis, Strongyloidiasis, Pyrexia, Headache, Abdominal Pain Upper, Dengue Fever, Arthralgia, Cough
Adverse event resulted in: life threatening event, hospitalization
Drug(s) suspected as cause:
Ceftriaxon
Dosage: 1 g qd intravenous (not otherwise specified)
Indication: Product Used FOR Unknown Indication
Start date: 2012-04-14
End date: 2012-04-18
Flagyl
Dosage: 500 mg tid oral
Administration route: Oral
Indication: Product Used FOR Unknown Indication
Start date: 2012-04-12
End date: 2012-04-24
Ofloxacin
Dosage: 200 mg bid intravenous (not otherwise specified)
Indication: Product Used FOR Unknown Indication
Start date: 2012-04-14
End date: 2012-04-18
Tamiflu
Dosage: 75 mg bid oral
Administration route: Oral
Indication: Product Used FOR Unknown Indication
Other drugs received by patient: Tramadol HCL; Nexium; Lovenox; Doxycycline HCL
Possible Tamiflu side effects in 75 year old female
Reported by a physician from Sweden on 2012-07-30
Patient: 75 year old female
Reactions: Ventricular Tachycardia
Drug(s) suspected as cause:
Tamiflu
Possible Tamiflu side effects in female
Reported by a physician from France on 2012-07-27
Patient: female
Reactions: Rhabdomyolysis
Adverse event resulted in: life threatening event
Drug(s) suspected as cause:
Ceftriaxone
Indication: Product Used FOR Unknown Indication
Start date: 2012-04-14
End date: 2012-04-18
Flagyl
Administration route: Oral
Indication: Product Used FOR Unknown Indication
Start date: 2012-04-14
End date: 2012-04-24
Ofloxacin
Indication: Product Used FOR Unknown Indication
Start date: 2012-04-14
End date: 2012-04-18
Tamiflu
Administration route: Oral
Indication: Product Used FOR Unknown Indication
Start date: 2012-04-13
End date: 2012-04-17
Other drugs received by patient: Tramadol Hydrochloride; Lovenox; Doxycycline HCL; Acupan; Nexium
Possible Tamiflu side effects in 15 year old female
Reported by a individual with unspecified qualification from Japan on 2012-07-27
Patient: 15 year old female
Reactions: Abnormal Behaviour, Memory Impairment, Hallucination
Drug(s) suspected as cause:
Tamiflu
Possible Tamiflu side effects in female
Reported by a physician from Hungary on 2012-07-25
Patient: female, weighing 74.0 kg (162.8 pounds)
Reactions: Head Injury, Fall
Drug(s) suspected as cause:
Tamiflu
Other drugs received by patient: Perindopril Arginine; Indapamide; Ambroxol; Gliclazide; Rilmenidine; Glargine; Theophylline; Carvedilol; Atorvastatin; Albuterol Sulate
Possible Tamiflu side effects in 63 year old female
Reported by a physician from Japan on 2012-07-24
Patient: 63 year old female
Reactions: Tubulointerstitial Nephritis, Pneumonia
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Tamiflu
Possible Tamiflu side effects in male
Reported by a pharmacist from Australia on 2012-07-24
Patient: male
Reactions: Emotional Distress, Syncope, Vomiting, Hallucination
Drug(s) suspected as cause:
Tamiflu
Possible Tamiflu side effects in 20 year old female
Reported by a consumer/non-health professional from Germany on 2012-07-24
Patient: 20 year old female
Reactions: Bronchopneumonia, Drug Administration Error, Hyperhidrosis
Drug(s) suspected as cause:
Tamiflu
Other drugs received by patient: Cefuroxime
Possible Tamiflu side effects in female
Reported by a physician from Japan on 2012-07-23
Patient: female, weighing 52.0 kg (114.4 pounds)
Reactions: Malaise, Muscle Spasms
Drug(s) suspected as cause:
Tamiflu
Other drugs received by patient: Acetaminophen
Possible Tamiflu side effects in male
Reported by a physician from United States on 2012-07-20
Patient: male, weighing 25.4 kg (55.9 pounds)
Reactions: Fatigue, Abasia, Muscular Weakness, Abdominal Pain Upper
Drug(s) suspected as cause:
Tamiflu
Other drugs received by patient: Zithromax
Possible Tamiflu side effects in 45 year old female
Reported by a consumer/non-health professional from United Kingdom on 2012-07-20
Patient: 45 year old female
Reactions: Tongue Discolouration, Fear, Ligament Pain, Headache, Pyrexia, Erythema, Abdominal Pain Upper, Myalgia, Fatigue, Malaise, Palpitations, Fibromyalgia, Irritable Bowel Syndrome, Cough, Nightmare, Nausea, Eye Inflammation, Stress, Tremor, Convulsion, Emotional Distress, Anxiety, Burning Sensation, Dysmenorrhoea, Sinus Headache, Ear Pain, Morbid Thoughts, Neurological Symptom, Influenza Like Illness
Drug(s) suspected as cause:
Tamiflu
Other drugs received by patient: Acyclovir; Acetaminophen; Ibuprofen
Possible Tamiflu side effects in male
Reported by a physician from United States on 2012-07-18
Patient: male
Reactions: Abasia, Asthenia, Abdominal Pain Upper
Drug(s) suspected as cause:
Tamiflu
Possible Tamiflu side effects in female
Reported by a physician from Canada on 2012-07-17
Patient: female
Reactions: Limb Reduction Defect, Maternal Exposure Timing Unspecified
Adverse event resulted in: death
Drug(s) suspected as cause:
Diclectin
Indication: Product Used FOR Unknown Indication
Escitalopram
Indication: Product Used FOR Unknown Indication
Tamiflu
Indication: Product Used FOR Unknown Indication
Possible Tamiflu side effects in female
Reported by a physician from Japan on 2012-07-16
Patient: female, weighing 56.0 kg (123.2 pounds)
Reactions: Renal Failure, Oedema, Cardiac Failure Acute, Renal Failure Acute, Decreased Appetite
Adverse event resulted in: death
Drug(s) suspected as cause:
Pelex
Administration route: Oral
Indication: Pyrexia
Start date: 2012-03-13
End date: 2012-03-19
Tamiflu
Administration route: Oral
Indication: Influenza
Start date: 2012-03-14
End date: 2012-03-18
Other drugs received by patient: Norvasc; Glyburide; Aricept; Norvasc; Lantus; Lasix; Primperan (Japan); Aspirin
Possible Tamiflu side effects in 16 year old female
Reported by a physician from Canada on 2012-07-13
Patient: 16 year old female, weighing 60.0 kg (132.0 pounds)
Reactions: Abdominal Pain, Amylase Increased, Pancreatitis, Lipase Increased, Hypertriglyceridaemia
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Tamiflu
Other drugs received by patient: Benylin (Unk Ingredients); Lactase; Lantus; Humalog
Possible Tamiflu side effects in
Reported by a physician from Canada on 2012-07-11
Patient:
Reactions: Vomiting, Nausea, Dehydration
Drug(s) suspected as cause:
Tamiflu
Possible Tamiflu side effects in
Reported by a physician from Canada on 2012-07-11
Patient:
Reactions: Pancreatitis, Hypertriglyceridaemia
Drug(s) suspected as cause:
Tamiflu
Possible Tamiflu side effects in
Reported by a physician from Canada on 2012-07-11
Patient:
Reactions: Delirium
Drug(s) suspected as cause:
Tamiflu
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