No additional AEs reported; temperature excursionsVARlVAX and PROQUAD have been administered to patients; This spontaneous report has been received from nurse referring to unspecified patients of unknown age and gender. The patients' concurrent condition, historical drugs, medical history and concomitant therapies were not reported.   The freezer which stored measles, mumps, rubella and varicella (oka-merck) virus vaccine live (PROQUAD)  and varicella virus vaccine live (Oka/Merck) (VARIVAX) (indication: prophylaxis; dose, strength, lot#, expiration date and route were not reported) had more than 10 temperature excursions since 14-MAR-2021, detected by digital data logger, temperatures and time frames were unknown by the reporter. It was mentioned that there was a previous temperature excursion for both vaccines, but the details were also unknown.. Since then the varicella virus vaccine live (Oka/Merck) (VARIVAX) and measles, mumps, rubella and varicella (oka-merck) virus vaccine live (PROQUAD) had been administered to patients (Product storage error).  No additional advers events (AEs) reported.  This is a non-valid case due to lack of patients' identifiers..  Follow up information has been received from other reporter on 28-JUN-2021. Details regarding the previously reported vaccines were provided.   On 24-FEB-2021 and 01-MAR-2021, measles, mumps, rubella and varicella (oka-merck) virus vaccine live (rHA) (PROQUAD) had temperature excursion at -12.84 Celsius degrees (C) and -12.99 C, respectively, during a time frame of 1 hour, and both were administered on the same dates, respectively (doses, routes of administration, anatomical locations and vaccines schemes were not provided; for both lot number T019423 has been verified to be a valid lot number, expiration date reported and established as 02-DEC-2021).   On 04-MAR-2021 and 05-MAR-2021, varicella virus vaccine live (Oka/Merck) (VARIVAX) had temperature excursion at -13.71 C and -13.97 C, respectively, at a time frame of 1 hour, and both were administered on those dates, respectively (doses, routes of administration, anatomical locations and vaccines schemes were not provided; for both lot number S038178 has been verified to be a valid lot number, expiration date reported and established as 26-NOV-2021).   On 08-MAR-2021 and 11-MAR-2021,  measles, mumps, rubella and varicella (oka-merck) virus vaccine live (rHA) (PROQUAD) had temperature excursion at -13.00 C and -14.69 C, during a time frame of 1 hour and 0.5 hours, respectively, and both were administered on those same dates, respectively (doses, routes of administration, anatomical locations and vaccines schemes were not provided; for both lot number T019423 has been verified to be a valid lot number, expiration date reported and established as 02-DEC-2021).  Then, on 28-MAY-2021, measles, mumps, rubella and varicella (oka-merck) virus vaccine live (rHA) (PROQUAD) had temperature excursion at -14.10 C, at a time frame of 1 hour, which was administered on the same date (dose, route of administration, anatomical location and vaccines scheme were not provided; lot number T027294 has been verified to be a valid lot number, expiration date reported and established as 08-FEB-2022).