There may be other brand names for this medicine.
You should not use this medicine if you have had an allergic reaction to: butalbital or related medicine such as phenobarbital or pentobarbital; aspirin, other salicylates, arthritis medicine such as ibuprofen (Motrin®), or caffeine. You should not use this medicine if you have porphyria. Do not give this medicine to a child who has a fever or symptoms of an infection. This drug should not be taken if you have stomach ulcers or a bleeding disorder.