What does the abbreviation 'q.i.d.' indicate for medication administration?

The abbreviation 'q.i.d.' stands for "quater in die," which is Latin for "four times a day." This term is commonly used in medical settings to dictate how frequently a medication should be administered to a patient. When a prescription indicates 'q.i.d.,' it suggests that the patient should take the medication four times per day, typically spaced evenly throughout the day to maintain consistent therapeutic levels in the bloodstream.

Understanding this abbreviation is essential for healthcare professionals, as it ensures that patients receive the correct dosage at the appropriate intervals, which can be critical for the efficacy of certain medications and overall patient care.