What are the possible side effects of Fioricet with Codeine (Apap/Butalbital/Caffeine/Codeine)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Call your doctor at once if you have any of these serious side effects: shallow breathing, slow heart rate fast or pounding heart rate, feeling short of breath feeling light-headed, fainting confusion, unusual thoughts or behavior muscle twitching easy bruising or bleeding; or nausea, stomach pain, loss of appetite, itching, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes) Less serious side effects include: feeling dizzy or drowsy, shaky or agitated mild nausea, vomiting, upset stomach, constipation, diarrhea increased appetite mood changes, sleep problems (insomnia) sweating, urinating more than usual blurred vision; or dry mouth Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.
