Lornoxicam drug—A new study of thermal degradation under oxidative and pyrolysis conditions using the thermoanalytical techniques, DRX and LC-MS/MS

•A detailed study of the thermal degradation processes of Lornoxicam drug.•The gaseous products generated during the thermal decomposition were determined.•Unlike other reports, HSM images confirm that the drug does not melt.•The degradation products were determined.