Naproxen sodium soft capsule and preparation method thereof

The invention discloses a naproxen sodium soft capsule and a preparation method thereof. The method comprises the following steps: (1) mixing polyethylene glycol, povidone K30, propylene glycol, lactic acid and naproxen sodium to obtain a content material of the soft capsule; (2) mixing glycerinum, sorbitol, water and gelatin to obtain a shell material of the soft capsule; (3) pelleting the content material and the shell material of the soft capsule on an encapsulating machine to obtain the naproxen sodium soft capsule. The method is simple in process and can be used for remarkably reducing equipment investment, and the content is stable in preparation and has a safe treatment effect.