This is an index of side effect / adverse reaction reports (a.k.a. adverse event reports) related to Omnicef (Cefdinir) 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 (40)
Disability (1)
Reports by Reaction Type
Rash (7),
Diarrhoea (6),
Clostridium Difficile Colitis (5),
Sinusitis (4),
Hypersensitivity (3),
Drug Ineffective (3),
Urticaria (3),
Headache (2),
Pyrexia (2),
Faeces Discoloured (2),
Myalgia (2),
Malaise (2)
Below are a few examples of reports where side effects / adverse reactions may be related to Omnicef (Cefdinir). For a complete list or a specific selection of reports, please use the links above.
Possible Omnicef side effects in female
Reported by a physician from United States on 2012-06-05
Patient: female, weighing 69.0 kg (151.8 pounds)
Reactions: Clostridium Difficile Colitis
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Blinded Placebo
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Blinded NO Subject Drug
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Rocephin
Dosage: 1 mg, unk
Start date: 2011-12-16
End date: 2011-12-16
Omnicef
Dosage: 300 mg, 2x/day
Administration route: Oral
Start date: 2011-12-16
End date: 2011-12-25
Blinded PF-04840082
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Other drugs received by patient: Flagyl; Voltaren; Temazepam; Flagyl; Acetaminophen; Benicar; Proair HFA; Levaquin; Atenolol; Vancomycin; Lisinopril
Possible Omnicef side effects in 5 year old female
Reported by a consumer/non-health professional from United States on 2012-05-30
Patient: 5 year old female
Reactions: Head Titubation
Drug(s) suspected as cause:
Ventolin
Dosage: 1puff twice per day
Indication: Bronchitis
Start date: 2011-03-18
End date: 2011-03-31
Omnicef
Indication: Infectious Mononucleosis
Possible Omnicef side effects in female
Reported by a consumer/non-health professional from United States on 2012-05-22
Patient: female, weighing 81.7 kg (179.6 pounds)
Reactions: Drug Ineffective, Fungal Infection, Urinary Tract Infection, Sinusitis, Infection
Drug(s) suspected as cause:
Omnicef
Indication: Infection
Biaxin
Administration route: Oral
Indication: Infection
Remicade
Indication: Crohn's Disease
Start date: 2002-01-01
End date: 2011-02-26
Zithromax
Administration route: Oral
Indication: Infection
Possible Omnicef side effects in male
Reported by a consumer/non-health professional from United States on 2012-05-11
Patient: male, weighing 104.3 kg (229.5 pounds)
Reactions: Abdominal Pain, Lymphadenopathy, Spinal Pain, Abnormal Faeces, Chromaturia, Urine Odour Abnormal, Myalgia, Lymph Node Pain, Neck Pain, Diarrhoea, Arthralgia, Urine Colour Abnormal
Drug(s) suspected as cause:
Omnicef
Possible Omnicef side effects in female
Reported by a health professional (non-physician/pharmacist) from United States on 2012-04-23
Patient: female, weighing 69.0 kg (151.8 pounds)
Reactions: Clostridium Difficile Colitis
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Placebo
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Flagyl
Dosage: 500 mg, 2x/day
Administration route: Oral
Indication: Colitis
Start date: 2011-12-16
End date: 2011-12-22
Blinded NO Subject Drug
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Omnicef
Dosage: 300 mg, 2x/day
Administration route: Oral
Start date: 2011-12-16
End date: 2011-12-25
Blinded PF-04840082
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Rocephin
Dosage: 1 mg, unk
Start date: 2011-12-16
End date: 2011-12-16
Other drugs received by patient: Levaquin; Acetaminophen; Lisinopril; Vancomycin; Flagyl; Voltaren; Proair HFA; Benicar; Temazepam; Atenolol
Possible Omnicef side effects in female
Reported by a health professional (non-physician/pharmacist) from United States on 2012-04-16
Patient: female, weighing 69.0 kg (151.8 pounds)
Reactions: Clostridium Difficile Colitis
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Placebo
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Rocephin
Dosage: 1 mg, unk
Start date: 2011-12-16
End date: 2011-12-16
Blinded NO Subject Drug
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Blinded PF-04840082
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Flagyl
Dosage: 500 mg, 2x/day
Administration route: Oral
Indication: Colitis
Start date: 2011-12-16
End date: 2011-12-22
Omnicef
Dosage: 300 mg, 2x/day
Administration route: Oral
Start date: 2011-12-16
End date: 2011-12-25
Other drugs received by patient: Benicar; Proair HFA; Vancomycin; Temazepam; Levaquin; Acetaminophen; Flagyl; Atenolol; Voltaren; Lisinopril
Possible Omnicef side effects in female
Reported by a physician from United States on 2012-04-12
Patient: female, weighing 69.0 kg (151.8 pounds)
Reactions: Dehydration, Clostridium Difficile Colitis, Renal Cyst
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Blinded NO Subject Drug
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Rocephin
Dosage: 1 mg, unk
Start date: 2011-12-16
End date: 2011-12-16
Blinded PF-04840082
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Placebo
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Flagyl
Dosage: 500 mg, 2x/day
Administration route: Oral
Indication: Colitis
Start date: 2011-12-16
End date: 2011-12-22
Omnicef
Dosage: 300 mg, 2x/day
Administration route: Oral
Start date: 2011-12-16
End date: 2011-12-25
Other drugs received by patient: Flagyl; Benicar; Proair HFA; Levaquin; Acetaminophen; Voltaren; Vancomycin; Temazepam; Lisinopril; Atenolol
Possible Omnicef side effects in 67 year old female
Reported by a consumer/non-health professional from United States on 2012-04-05
Patient: 67 year old female, weighing 61.2 kg (134.7 pounds)
Reactions: Fatigue, Emotional Disorder
Drug(s) suspected as cause:
Omnicef
Possible Omnicef side effects in female
Reported by a health professional (non-physician/pharmacist) from United States on 2012-03-28
Patient: female, weighing 69.0 kg (151.8 pounds)
Reactions: Clostridium Difficile Colitis
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Blinded PF-04840082
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Flagyl
Dosage: 500 mg, 2x/day
Administration route: Oral
Indication: Colitis
Start date: 2011-12-16
End date: 2011-12-22
Omnicef
Dosage: 300 mg, 2x/day
Administration route: Oral
Start date: 2011-12-16
End date: 2011-12-25
Rocephin
Dosage: 1 mg, unk
Start date: 2011-12-16
End date: 2011-12-16
Blinded NO Subject Drug
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Placebo
Dosage: unk
Indication: Osteopenia
Start date: 2011-10-10
End date: 2011-10-10
Other drugs received by patient: Vancomycin; Lisinopril; Flagyl; Levaquin; Temazepam; Atenolol; Acetaminophen; Voltaren; Benicar; Proair HFA
Possible Omnicef side effects in female
Reported by a consumer/non-health professional from United States on 2012-03-16
Patient: female
Reactions: Drug Hypersensitivity
Drug(s) suspected as cause:
Benzathine Penicillin G
Dosage: unk
Omnicef
Dosage: unk
Levaquin
Dosage: unk
Biaxin
Dosage: unk
Possible Omnicef side effects in 15 year old male
Reported by a consumer/non-health professional from United States on 2012-02-24
Patient: 15 year old male, weighing 86.3 kg (189.8 pounds)
Reactions: TIC, Dyskinesia, Musculoskeletal Stiffness, Muscle Tightness
Adverse event resulted in: disablity
Drug(s) suspected as cause:
Omnicef
Indication: Bronchitis
Start date: 2011-12-21
End date: 2011-12-27
Omnicef
Indication: Cough
Omnicef
Indication: Respiratory Tract Congestion
Other drugs received by patient: Qvar 40; Albuterol
Possible Omnicef side effects in 6 month old female
Reported by a consumer/non-health professional from United States on 2012-02-23
Patient: 6 month old female, weighing 6.8 kg (15.0 pounds)
Reactions: Diarrhoea, Tongue Disorder
Drug(s) suspected as cause:
Omnicef
Possible Omnicef side effects in female
Reported by a consumer/non-health professional from United States on 2012-01-28
Patient: female, weighing 68.1 kg (149.8 pounds)
Reactions: Nasopharyngitis, Diarrhoea, Dehydration, Tonsillitis, Paranasal Sinus Hypersecretion, Nasal Congestion, Sinusitis, Cough
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Omnicef
Indication: Product Used FOR Unknown Indication
Start date: 2010-12-16
Humira
Indication: Crohn's Disease
Start date: 2010-11-01
Humira
Start date: 2011-03-12
Augmentin '125'
Indication: Product Used FOR Unknown Indication
Start date: 2010-12-01
End date: 2010-12-16
Other drugs received by patient: Nuvaring; Multi-Vitamins; Lexapro; Supplements
Possible Omnicef side effects in female
Reported by a consumer/non-health professional from United States on 2012-01-28
Patient: female
Reactions: Diarrhoea, Sinusitis
Drug(s) suspected as cause:
Omnicef
Administration route: Oral
Indication: Sinusitis
Start date: 2011-03-09
End date: 2011-03-09
Humira
Dosage: formulation unknown
Indication: Rheumatoid Arthritis
Start date: 2003-01-01
Other drugs received by patient: Methotrexate; Glyburide; Toprol-XL; Relafphan; Prednisone TAB; Hyzaar; Fortamet; Neurontin
Possible Omnicef side effects in female
Reported by a consumer/non-health professional from United States on 2012-01-27
Patient: female
Reactions: Drug Ineffective, Muscular Weakness, Ovarian Cyst, Headache, Sinus Headache, Memory Impairment, Muscle Disorder, Sinusitis, Adnexa Uteri Pain
Drug(s) suspected as cause:
Omnicef
Indication: Sinusitis
Start date: 2010-12-01
End date: 2010-12-01
Humira
Indication: Psoriasis
End date: 2010-12-01
Other drugs received by patient: Zigrid; Zantac; Zantac
Possible Omnicef side effects in 54 year old female
Reported by a consumer/non-health professional from United States on 2012-01-27
Patient: 54 year old female
Reactions: Upper Respiratory Tract Infection, Hypoaesthesia, Paraesthesia
Drug(s) suspected as cause:
Omnicef
Indication: Product Used FOR Unknown Indication
Humira
Indication: Crohn's Disease
Start date: 2011-01-25
Possible Omnicef side effects in female
Reported by a physician from United States on 2012-01-17
Patient: female
Reactions: Drug Hypersensitivity
Drug(s) suspected as cause:
Novocain
Dosage: unk
Ciprofloxacin
Dosage: unk
Codeine Sulfate
Dosage: unk
Omnicef
Dosage: unk
Requip
Dosage: unk
Silvadene
Dosage: unk
Cefdinir
Dosage: unk
Penicillin G Procaine
Dosage: unk
Amoxicillin
Dosage: unk
Possible Omnicef side effects in female
Reported by a consumer/non-health professional from United States on 2011-12-22
Patient: female, weighing 52.2 kg (114.8 pounds)
Reactions: Weight Decreased, Mood Swings, Stevens-Johnson Syndrome
Adverse event resulted in: hospitalization
Drug(s) suspected as cause:
Levaquin
Administration route: Oral
Indication: Multiple Allergies
Ibandronate Sodium
Indication: Product Used FOR Unknown Indication
Asmanex Twisthaler
Indication: Product Used FOR Unknown Indication
Levaquin
Administration route: Oral
Indication: Bronchial Disorder
Omnicef
Indication: Chronic Obstructive Pulmonary Disease
Other drugs received by patient: Synthroid
Possible Omnicef side effects in male
Reported by a consumer/non-health professional from United States on 2011-12-06
Patient: male, weighing 19.1 kg (41.9 pounds)
Reactions: Myalgia, Urticaria, Abdominal Distension, Pyrexia, Erythema
Drug(s) suspected as cause:
Omnicef
Possible Omnicef side effects in
Reported by a physician from United States on 2011-12-06
Patient:
Reactions: Faeces Discoloured
Drug(s) suspected as cause:
Omnicef
Possible Omnicef side effects in female
Reported by a consumer/non-health professional from United States on 2011-12-06
Patient: female
Reactions: Diarrhoea, Nausea
Drug(s) suspected as cause:
Omnicef
Possible Omnicef side effects in 5 year old male
Reported by a consumer/non-health professional from United States on 2011-12-06
Patient: 5 year old male
Reactions: Pyrexia, Rash
Drug(s) suspected as cause:
Omnicef
Possible Omnicef side effects in female
Reported by a consumer/non-health professional from United States on 2011-12-06
Patient: female
Reactions: Diarrhoea, Headache, Influenza Like Illness
Drug(s) suspected as cause:
Omnicef
Possible Omnicef side effects in 5 year old male
Reported by a consumer/non-health professional from United States on 2011-12-06
Patient: 5 year old male
Reactions: Oedema Peripheral
Drug(s) suspected as cause:
Omnicef
Possible Omnicef side effects in female
Reported by a consumer/non-health professional from United States on 2011-12-06
Patient: female, weighing 81.7 kg (179.8 pounds)
Reactions: Rash
Drug(s) suspected as cause:
Omnicef
Possible Omnicef side effects in female
Reported by a consumer/non-health professional from United States on 2011-12-06
Patient: female
Reactions: Rash
Drug(s) suspected as cause:
Omnicef
Possible Omnicef side effects in male
Reported by a physician from United States on 2011-12-06
Patient: male
Reactions: Irritability
Drug(s) suspected as cause:
Omnicef
Possible Omnicef side effects in 11 year old female
Reported by a physician from United States on 2011-12-06
Patient: 11 year old female, weighing 44.0 kg (96.9 pounds)
Reactions: Underdose, Oropharyngeal Pain, Streptococcal Infection
Drug(s) suspected as cause:
Omnicef
Possible Omnicef side effects in 6 month old male
Reported by a consumer/non-health professional from United States on 2011-12-06
Patient: 6 month old male
Reactions: Urticaria
Drug(s) suspected as cause:
Omnicef
Possible Omnicef side effects in female
Reported by a consumer/non-health professional from United States on 2011-12-06
Patient: female, weighing 56.8 kg (124.9 pounds)
Reactions: Rash
Drug(s) suspected as cause:
Omnicef
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