
Do not change the dosage or stop taking your medication without your doctor's approval.
Ear, Nose, Throat, Skin, Genital, and
Urinary Tract Infections
Adults: For mild or moderate infections, the usual dose is 250 milligrams every 8 hours, or 500 milligrams every 12 hours. For severe infections, the usual dose is 500 milligrams every 8 hours, or 875 milligrams every 12 hours.