Check with your family doctor :
Check the labels of all nonprescription - over-the-counter "OTC " or prescription medication you now take. If any contain a barbiturate or acetaminophen, check with your health care professional . Taking them together with this drug may cause an overdose.
The butalbital in this drug will add to the effects of alcohol and other CNS depressants - medication that slow down the nervous system, possibly causing drowsiness. Some examples of CNS depressants are antihistamines or drug for hay fever, other allergies, or colds; sedatives, tranquilizers, or sleeping drug; other prescription pain drug; narcotics; other barbiturates; drug for seizures; muscle relaxants; or anesthetics, including some dental anesthetics. Always drinking large amounts of alcoholic beverages regularly while taking this drug may increase the risk of liver damage, especially if you take more of this drug than your family doctor ordered or if you take it regularly for a long time Therefore, do not drink alcoholic beverages and check with your family doctor before taking any of the medication listed above, while you are using this drug .
This drug may cause some people to become drowsy, dizzy, or lightheaded. Make sure you know how you react to this drug before you drive, use machines, or do anything else that could be dangerous if you are dizzy or are not alert and clearheaded .
Before you have any medical tests, tell the person in charge that you are taking this drug. Caffeine - present in some butalbital and acetaminophen combinations interferes with the results of certain tests that use dipyridamole - Persantine to help show how well blood is flowing to your heart. Caffeine must not be taken for 8 to 12 hours before the test. The results of other tests may also be effected by butalbital and acetaminophen combinations.
Before having any kind of surgery - including dental surgery or emergency treat, tell the family doctor or dentist in charge that you are taking this drug. Serious side effects can occur if your family doctor or dentist gives you certain medication without knowing that you have taken butalbital.
If you have been taking large amounts of this drug, or if you have been taking it regularly for few weeks or more, do not suddenly stop taking it without first checking with your family doctor . Your family doctor may want you to reduce gradually the amount you are taking before stopping completely in order to lessen the risk of withdrawal side effects.
If you think you or anyone else may have taken an overdose of this drug, get emergency help at once . Taking an overdose of this drug or taking alcohol or CNS depressants with this drug 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 speech, staggering and unusually slow heartbeat. Signs of severe acetaminophen poisoning may not occur until 2 to 4 days after the overdose is taken, but treat to prevent liver damage or death must be started within 24 hours or less after the overdose is taken.