Acetaminophen has long been available in an oral and suppository formulation ... of the efficacy of the IV formulation in single-dose, randomized, controlled clinical trials, for acute ...

Acetaminophen (APAP, N-acetyl-para-aminophenol, paracetamol) is available over the counter and used widely to relieve mild-to-moderate pain from head and muscle aches, pain secondary to local ...