The use of a single large dose of pain medication to establish analgesia prior to patient-controlled analgesia (PCA)is known as

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The use of a single large dose of pain medication to establish analgesia prior to patient-controlled analgesia (PCA) is known as the loading dose. This helps to quickly achieve pain control and build up a therapeutic level of medication in the patient's bloodstream.

The Use of a Single Large Dose of Pain Medication