Medication and Drugs
Oxycodone

Whats the difference between oxy ER and oxy IR?

678

Answer

User Avatar
Wiki User
09/14/2008

Oxy ER is Oxycodone Extended Release, and is usually taken every 12 hours or so...(like OxyContin)

Oxy IR is Oxycodone Immediate Release, and is usually taken every 4-6 hours (like Percocet minus the Tylenol)