Barbiturates such as butalbital can be habit-forming if you take them over long periods of time.
Fiorinal, a strong, non-narcotic pain reliever and muscle relaxant, is prescribed for the relief of tension headache symptoms caused by stress or muscle contraction in the head, neck, and shoulder area.
It combines a non-narcotic, sedative barbiturate (butalbital) with a pain reliever (aspirin) and a stimulant (caffeine).
Fiorinal side effects that you should report to your health care professional or doctor as soon as possible:
More common side effects may include:
Less common or rare side effects may include:
- Skin problems;
Fiorinal is contraindicated if you have any of the following conditions:
- If you are an older person or in a weakened condition;
- If you are sensitive to or have ever had an allergic reaction to barbiturates, aspirin, caffeine, or other sedatives and pain relievers;
- If you have a stomach (peptic) ulcer or a disorder affecting the blood clotting process;
- If you have a thyroid problem, blood clotting difficulties, or a urinary disorder;
- If you have any kidney, liver, or intestinal problems or an enlarged prostate gland;
- If you have had a head injury;
- If you have porphyria (an inherited metabolic disorder affecting the liver or bone marrow);
Do not take Fiorinal with any of the following drugs:
- Valproic acid (depakene, depakote);
- Tranquilizers such as librium, valium, and xanax;
- Theophylline (theo-dur, others);
- Sulfinpyrazone (anturane);
- Steroid medications such as prednisone;
- Sleep aids such as halcion and nembutal;
- Probenecid (benemid);
- Oral diabetes drugs such as micronase;
- Oral contraceptives;
- Nonsteroidal anti-inflammatory drugs such as naprosyn, motrin;
- Narcotic pain relievers such as darvon and percocet;
- Methotrexate (rheumatrex);
- Mercaptopurine (purinethol);
- Drugs known as mao inhibitors, such as the antidepressants nardil and parnate;
- Blood-thinning drugs such as coumadin;
- Beta-blocking blood pressure drugs such as inderal and tenormin;
- Acetazolamide (diamox);
The safety and effectiveness of Fiorinal have not been established in children.
You should not take more than 6 tablets or capsules in a day.
The usual dose of Fiorinal is 1 or 2 tablets or capsules taken every 4 hours.
Symptoms of an overdose of Fiorinal are mainly attributed to its barbiturate component. These symptoms may include:
- Slow or troubled breathing;
- Low blood pressure;
Symptoms attributed to the aspirin and caffeine components of Fiorinal may include:
- Ringing in the ears;
- Rapid or irregular heartbeat;
- Rapid breathing;
- Inability to fall or stay asleep;
- High fever;
- Abdominal pain;