Impurities for Residronate Sodium

[grreddy]

Dear Members,

Currently I am working with Residronate Sodium, I have developed a method for the estimation of Residronate Sodium by using the API and tentitative formulation. As i am facing delay in receiving the DMF and related Data, Impurities for the same, Can any one help me in this regard that what are the impurities are there in Residronate Sodium.

Thanks in Advance.

[zokitano]

Hi,

Did you mean risedronate sodium instead of residronate?

[zokitano]

If it is so, then the main impurity of risedronate sodium is 3-pyridylacetic acid

Best regards