ADVERSE REACTIONS
Frequently Observed
The most frequently reported adverse reactions are drowsiness, lightheadedness, dizziness, sedation, shortness of breath, nausea, vomiting, abdominal pain, and intoxicated feeling.
Infrequently Observed
All adverse events tabulated below are classified as infrequent.
Central Nervous System: headache, shaky feeling, tingling, agitation, fainting, fatigue, heavy eyelids, high energy, hot spells, numbness, sluggishness, seizure. Mental confusion, excitement, or depression can also occur due to intolerance, particularly in elderly or debilitated patients, or due to overdosage of butalbital.
Autonomic Nervous System: dry mouth, hyperhidrosis.
Gastrointestinal: difficulty swallowing, heartburn, flatulence, constipation.
Cardiovascular: tachycardia.
Musculoskeletal: leg pain, muscle fatigue.
Genitourinary: diuresis.
Miscellaneous: pruritus, fever, earache, nasal congestion, tinnitus, euphoria, allergic reactions.
Several cases of dermatological reactions, including toxic epidermal necrolysis and erythema multiforme, have been reported.
The following adverse drug events may be borne in mind as potential effects of the components of this product. Potential effects of high dosage are listed in the OVERDOSAGE section.
Acetaminophen: allergic reactions, rash, thrombocytopenia, agranulocytosis.
Caffeine: cardiac stimulation, irritability, tremor, dependence, nephrotoxicity, hyperglycemia.
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REPORTS OF SIDE EFFECTS / ADVERSE REACTIONS RELATED TO FIORICET
Below is a sample of reports where side effects / adverse reactions may be related to Fioricet. The information is not vetted and should not be cosidered as verified clinical evidence.
Possible Fioricet side effects / adverse reactions in 27 year old female
Reported by a physician from United States on 2007-06-28
Patient: 27 year old female
Reactions: PO2 Decreased, Pco2 Decreased, Overdose, Pulmonary Oedema, Blood PH Decreased, Nodal Rhythm, Pyrexia, Blood Pressure Decreased, Blood Glucose Increased
Adverse event resulted in: hospitalization
Suspect drug(s):
Ibuprofen
Dosage: oral
Administration route: Oral
Calan
Dosage: (120 mg 15x; oral)
Administration route: Oral
Fioricet
Dosage: oral
Administration route: Oral
Possible Fioricet side effects / adverse reactions in 54 year old female
Reported by a individual with unspecified qualification from United States on 2007-06-29
Patient: 54 year old female
Reactions: Pulse Abnormal, Ileal Gangrene, Nodal Rhythm, Colon Gangrene, Somnolence, Multiple Drug Overdose Intentional, Suicide Attempt, Blood Pressure Decreased
Suspect drug(s):
Verapamil
Fioricet
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