Butalbital is used for:

Fioricet, a strong, non-narcotic pain reliever and relaxant, is prescribed for the relief of tension headache symptoms caused by muscle contractions in the head, neck, and shoulder area. It combines a sedative barbiturate (butalbital), a non-aspirin pain reliever (acetaminophen), and caffeine.

Do NOT use Butalbital if:

Fioricet may cause you to become drowsy or less alert; therefore, driving or operating dangerous machinery or participating in any hazardous activity that requires full mental alertness is not recommended until you know your response to Butalbital, Acetaminophen, Caffeine. If you are being treated for severe depression or have a history of severe depression or drug abuse, consult with your doctor before taking Fioricet. Use Butalbital, Acetaminophen, Caffeine with caution if you are elderly or in a weakened condition, if you have liver or kidney problems, or if you have severe abdominal trouble.

Before using Butalbital:

Take Fioricet exactly as prescribed. Do not increase the amount you take without your doctor's approval. * If you miss a dose... Take it as soon as you remember. If it is almost time for your next dose, skip the one you missed and go back to your regular schedule. Never take 2 doses at the same time. * Storage instructions... Store at room temperature in a tight, light-resistant container.

How to use Butalbital:

If you are sensitive to or have ever had an allergic reaction to barbiturates, acetaminophen, or caffeine, you should not take Butalbital, Acetaminophen, Caffeine. Make sure that your doctor is aware of any drug reactions that you have experienced. Unless you are directed to do so by your doctor, do not take Butalbital, Acetaminophen, Caffeine if you have porphyria (an inherited metabolic disorder affecting the liver or bone marrow).

Possible side effects of Butalbital:

Side effects cannot be anticipated. If any develop or change in intensity, inform your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking Fioricet. * Side effects may include: Abdominal pain, dizziness, drowsiness, intoxicated feeling, light-headedness, nausea, sedation, shortness of breath, vomiting