What happens if I overdose on Phrenilin with Caffeine and Codeine (Apap/Butalbital/Caffeine/Codeine)?
Seek emergency medical attention if you think you have used too much of this medicine. An overdose of acetaminophen, butalbital, caffeine, and codeine can be fatal. Overdose symptoms may include extreme drowsiness or insomnia, restless feeling, tremors, fast heart rate, sweating, pinpoint pupils, nausea, vomiting, dark urine, jaundice (yellowing of the skin or eyes), confusion, fainting, weak pulse, coma, blue lips, shallow breathing, or no breathing.