what is in fioricet
fioricet is a combination of three drugs therefore each ingredient may result in different side effects the most common side effects seen from butalbital are dizziness sedation drowsiness lightheadedness shortness of breath dulled sensesioricet is a combination of three drugs therefore each ingredient may result in different side effects the most common side effects seen from butalbital are dizziness sedation drowsiness lightheadedness shortness of breath dulled senses