abstract |
The present invention relates to the stabilization of a certain nbenzothia (dia) zepine derivative which is included in a solid nformulation. According to the present invention, a combination of npolyethylene glycol and polyvinyl alcohol is not added to the solid nformulation including the benzothia (dia) zepine, or in the case of nadding a combination of polyethylene glycol and polyvinyl alcohol nto the solid formulation, the derivative is isolated from the ncombination of polyethylene glycol and polyvinyl alcohol. |