Neither
Skelaxin (
metaxalone) nor Celebrex (celecoxib) cause dependence. Your body will not crave either medication.
You will not develop tolerance to either medication, nor will you suffer withdrawal symptoms in their absence.
The usual dose of Skelaxin is 800mg every 6 to 8 hours (three or four times a day). Do not exceed the maximum daily dose, and don't mix Skelaxin with alcohol, barbiturates, or other CNS depressants.