Old vs new: Vicodin is a newer drug, Levorphanol older drug. Vicodin has shorter action, Levorphanol has longer action. All narcotics should be taken as prescribed by md.
Answered 6/27/2014
4.5k views
A doctor has provided 1 answer
A doctor has provided 1 answer
8 doctors weighed in across 4 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question