Phenaphen – Acetaminophen/Codeine

Phenaphen Phenaphen (acetaminophen/codeine) is used in the treatment of pain.   Addiction to pain killers is well known. Acetaminophen (APAP), combined with opiate drugs, may lead to liver toxicity in cases in which high doses of APAP are used, especially in acute intoxication. During chronic abuse, liver disorders also...