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Overdosage
Anxiety, confusion, excitement, irritability, nervousness, restlessness, or trouble in sleeping (severe, especially with products containing caffeine) ; convulsions (seizures) (for products containin
g caffeine); diarrhea, especially if occurring together with increased sweating, loss of appetite, and stomach cramps or pain; dizziness, lightheadedness, drowsiness, or weakness, (severe) ; freque
nt urination (for products containing caffeine) ; hallucinations (seeing, hearing, or feeling things that are not there); increased sensitivity to touch or pain (for products containing caffeine);
muscle trembling or twitching (for products containing caffeine); nausea or vomiting, sometimes with blood;
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What is this Drug
Fioricet is a barbiturate sedative (butalbital) mixed with a non-aspirin pain medication (acetaminophen) and caffeine. This non-narcotic pain Fioricet and relaxant is often prescribed for tension head
aches caused by contractions of the muscles in the neck and shoulder area, and migraines. . Acetaminophen is a pain reliever and fever reducer. Butalbital is in a class of drugs called barbiturates th
at slow down your central nervous system (brain and nerve impulses) causing relaxation. Conversely, caffeine is believed to constrict dilated blood vessels that may contribute to tension headaches. To
gether, Fioricet / Acetaminophen, butalbital, and caffeine are used to relieve complex tension (muscle contraction) headaches although precisely how it works is unknown.
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Special warnings about this medication
If you think you or anyone else may have taken an overdose of this medicine, get emergency help at once. Taking an overdose of this medicine or taking alcohol or CNS depressants with this medicine may
lead to unconsciousness or possibly death. Signs of butalbital overdose include severe drowsiness, confusion, severe weakness, shortness of breath or unusually slow or troubled breathing, slurred spe
ech, staggering, and unusually slow heartbeat. Signs of severe acetaminophen poisoning may not occur until 2 to 4 days after the overdose is taken, but treatment to prevent liver damage or death must
be started within 24 hours or less after the overdose is taken.
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Side Effects
More common side effects may include:
- Abdominal pain, dizziness, drowsiness, intoxicated feeling, light-headedness, nausea, sedation, shortness of breath, vomiting
Less common or rare
side effects may include:
- Agitation, allergic reactions, constipation, depression, difficulty swallowing, dry mouth, earache, exaggerated feeling of well-being, excessive sweating, excessive u
rination, excitement, fainting, fatigue, fever, flatulence, headache, heartburn, heavy eyelids, high energy, hot spells, itching, leg pain, mental confusion, muscle fatigue, numbness, rapid heartbeat,
ringing in the ears, seizure, shaky feeling, skin redness and/or peeling, sluggishness, stuffy nose, tingling
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Precautions Before Using This Medicine
PregnancyˇX
- For butalbital: Barbiturates such as butalbital have been shown to increase the chance of birth defects in humans. Also, one study in humans has suggested that barbiturates tak
n during pregnancy may increase the chance of brain tumors in the baby.Butalbital may cause breathing problems in the newborn baby if taken just before or during delivery.
- For acetaminophen: Al
though studies on birth defects with acetaminophen have not been done in pregnant women, it has not been reported to cause birth defects or other problems.
- For caffeine: Use of large amounts of
caffeine during pregnancy may cause problems with the heart rhythm and the growth of the fetus.
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