Task: Translation
Input (Czech): Monosodná sul kyseliny 3-pyridyl-1-hydroxyethyliden-1,1-bisfosfonové v semikrystalické forme a jejíléková forma. Zpusob její prípravy spocívá v tom,ze se kyselina 3-pyridyl-1-hydroxyethyliden-1,1-bisfosfonová v krystalické forme zahrívá na teplotu50 az 120 .degree.C, tlaku 10 az 100 kPa, po dobu1 az 48 hodin.
Output (English): Monosodium salt of 3-pyridyl-1-hydroxyethylidene-1,1-bisphosphonic acid in semi-crystalline form and its pharmaceutical form. The process for its preparation consists in heating 3-pyridyl-1-hydroxyethylidene-1,1-bisphosphonic acid in crystalline form to a temperature of 50 to 120 degC, a pressure of 10 to 100 kPa, for 1 to 48 hours.