Not Medical Advice: Pill with WW 455 imprint has been identified as Phenobarbital 60 mg.
Phenobarbital is not a narcotic, it belongs to the drug classes barbiturate anticonvulsants, barbiturates. It slows the activity of your brain and nervous system.
Phenobarbital is used to treat or prevent seizures, hyperbilirubinemia, and insomnia. It is also used short-term as a sedative to help you relax.
According to Drugs.com, there are major interactions found between phenobarbital and other narcotic-like pain relievers or painkillers such as Vicodin, Oxycontin, Tramadol and more. See all medications that may interact with phenobarbital at Drugs.com.
Check out Tips to Avoide Drug Interactions, shared by Food and Drug Administration.