HIGH PURITY BUTOCONAZOLE NITRATE WITH SPECIFIED PARTICLE SIZE AND A PROCESS FOR PREPARATION THEREOF
摘要
<p>One object of the invention is high purity butoconazole nitrate of the formula (I) (I) containing maximum 0.1 wt % of chemical impurities, wherein at least 95% of the particles of the substance are below 75µm by diameter, whereas at least 99% of the particles are below 250µm by diameter, and process for its preparation. A pharmaceutical composition comprising as active ingredient, high purity butoconazole nitrate of specified particle size in admixture with known auxiliaries is also within the scope of the invention.</p>
