Norflex is a muscle relaxant used to treat muscle pain.

Follow the directions for using this medicine provided by your doctor. SWALLOW WHOLE. Do not break, crush, or chew before swallowing. STORE THIS MEDICINE at room temperature in a tightly-closed container, away from heat and light. IF YOU MISS A DOSE OF THIS MEDICINE, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.

SIDE EFFECTS, that may go away during treatment, include dry mouth, nausea, constipation, drowsiness, dizziness, lightheadedness, or blurred vision.

100mg orphenadrine citrate extended release.