0.3% Ofloxacin aqueous solution (OFLX) for ear and eye and 0.3% levofloxacin aqueous solution (LVFX) were preparedOLFX and LVFX were tested for 5 different colors of PE container and their light stability was studied.The light stability of OLFX and LVFX was better than other com. formulations.OLFX were stable at 40°C, 75% of relative humidity for more than 6 mo.