what is prescription strength aleve
Prescription-strength naproxen is available as: 1  Naproxen 250 mg tablets. 2  Naproxen 375 mg tablets (immediate, delayed, and extended-release). 3  Naproxen 500 mg tablets (immediate, delayed, and extended-release). 4  Naproxen 125 mg/5 mL oral suspension -- one teaspoon (5 mL) contains 125 mg of naproxen.