Repaglinide and dimethyldiguanide pharmaceutical composition and preparation method thereof

The invention belongs to the field of pharmaceutical compositions for treating non-insulin dependent diabetes mellitus (NIDDM), and in particular relates to a novel pharmaceutical composition for repaglinide and dimethyldiguanide tablets and a preparation method thereof. The pharmaceutical composition is equivalent to PrandiMet in dissolving-out characteristic on the basis that good content uniformity of repaglinide is ensured, and related substances are superior to the existing products. The preparation method is suitable for industrialized production.