Generic Fioricet

Frequently Observed Fioricet Side Effects

The most frequently reported adverse reactions are drowsiness, lightheadedness,     dizziness, sedation, shortness of breath, nausea, vomiting, abdominal pain,     and intoxicated feeling.

Infrequently Observed Fioricet Side Effects

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.

Fioricet Side Effects for Customer

Get emergency medical help if you have any of these signs of an allergic reaction to Fioricet: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Stop using Fioricet and call your doctor at once if you have any of these serious side effects:

• fast, pounding, or uneven heartbeat;
• feeling light-headed or short of breath;
• nausea, upper stomach pain, itching, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes); or
• easy bruising or bleeding, unusual weakness, fever, chills, body aches, flu symptoms.

Less serious Fioricet side effects may include:

• drowsiness;
• dizziness, confusion or lightheadedness;
• dry mouth;
• nausea, vomiting, stomach pain, loss of appetite;
• feeling anxious or jittery;
• drunk feeling; or
• headache.