how many times a day is qid
QID - Four Times Per Day. Retrieved April 20, 2017, from https://www.allacronyms.com/QID/Four_Times_Per_Day.
Four times a day, or every six hours. While QID literally does mean four times a day, in practice qid meds are given at 0800, 1300, 1700, and 2200 hours (8am,1,5,10pm), in many places. This allows the patient time to sleep. Qid means 4 times a day.