What are the possible side effects of Fiortal with Codeine (Asa/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, muscle twitching confusion, unusual thoughts or behavior black, bloody, or tarry stools coughing up blood or vomit that looks like coffee grounds problems with urination; or nausea, stomach pain, low fever, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes) Less serious side effects include: feeling dizzy, shaky, anxious, or agitated heartburn, mild nausea, vomiting, upset stomach, constipation, diarrhea mood changes, sleep problems (insomnia) sweating, urinating more than usual; or ringing in your ears, blurred vision, or dry mouth Other side effects may also occur. Tell your doctor about any unusual or bothersome side effect.
