This spontaneous report was received from a registered nurse who reported that unspecified number of patients of unknown age and gender received unspecified doses of improperly stored vaccines. No information was provided regarding the patients' medical history, concurrent conditions or concomitant medications. On 16-JUN-2017, 10-JUL-2017, 13-JUL-2017, 18-JUL-2017, 27-JUL-2017, 10-AUG-2017, 11-AUG-2017, 17-AUG-2017, 18-AUG-2017 and 23-AUG-2017, unspecified doses of M-M-R II lot number M020073 expiring on 19-APR-2018, were administered (dosage schedule, dose number and route not reported) for prophylaxis. The time frame of the temperature excursion ranged between 8.1C to 11.7C for a range of 0.1 to 0.75 hours, which was recorded by a data logger. Temperature excursions occurred between 01-MAR-2017 to 23-AUG-2017. On 24-JUN-2017, 09-AUG-2017, 10-AUG-2017, 15-AUG-2017, 24-AUG-2017 and 06-NOV-2017, unspecified doses of M-M-R II lot number L049314 expiring on 03-DEC-2017, were administered (dosage schedule, dose number and route not reported) for prophylaxis. The time frame of the temperature excursion ranged between 8.1C to 12.1C for a range of 0.01 to 3 hours, which was recorded by a data logger. Temperature excursions occurred between 01-MAR-2017 to 31-OCT-2017. On 16-MAR-2017, 20-APR-2017, 18-MAY-2017, 26-MAY-2017 and 08-JUN-2017, unspecified doses of M-M-R II lot number M008589 expiring on 16-FEB-2018, were administered (dosage schedule, dose number and route not reported) for prophylaxis. The time frame of the temperature excursion ranged between 8.5C to 12.1C for a range of 0.2 to 3 hours, which was recorded by a data logger. Temperature excursions occurred between 01-MAR-2017 to 27-APR-2017. On 06-SEP-2017, 07-SEP-2017, 14-SEP-2017, 10-OCT-2017, 11-OCT-2017 and 27-OCT-2017, unspecified doses of M-M-R II lot number M044350 expiring on 04-NOV-2018, were administered (dosage schedule, dose number and route not reported) for prophylaxis. The time frame of the temperature excursion ranged between 8.1C to 11.6C for a range of 0.01 to 0.75 hours, which was recorded by a data logger. Temperature excursions occurred between 11-JUL-2017 to 16-NOV-2017. On 05-JUN-2017, 08-JUL-2017 and 22-JUL-2017, unspecified doses GARDASIL 9 lot number K08421 expiring on 12-SEP-2018 (lot number not valid for GARDASIL 9) were administered (dosage schedule, dose number and route not reported) for prophylaxis. The time frame of the temperature excursion ranged between 28C to 33C for a range of 2 to 8 hours, which was recorded by a data logger.  Temperature excursions occurred between 01-JUN-2017 to 18-JUL-2017. On 02-AUG-2017 and 18-AUG-2017, unspecified doses PROQUAD lot number N55860 expiring on 02-MAR-2018 (lot number not valid for PROQUAD) were administered (dosage schedule, dose number and route not reported) for prophylaxis. The time frame of the temperature excursion ranged between 36C to 46C for a range of 1.5 to 12 hours, which was recorded by a data logger. Temperature excursions occurred between 05-JUL-2017 to 29-JUL-2017. On unspecified dates, an unspecified number of patients received improperly stored doses of LIQUID PEDVAXHIB; ROTATEQ; and PNEUMOVAX 23 (dosage schedules, doses numbers and routes not reported) for prophylaxis. No adverse effects were reported for any of the improperly stored vaccines.