Is fioricet in the same family as percocet?

percocet is oxycodone mixed with acetominephine see quote from wikipedia below.

The combination oxycodone/paracetamol (North American trade name of combination Percocet, North American trade name of latter Acetaminophen) is a narcotic pain reliever used to treat moderate to severe acute (short-term) pain, marketed by Endo Pharmaceuticals.[1]