N No - No warning is present. In this case, the pharmacy or treatment application receiving the order will want to have a staff pharmacist or non-pharmacist treatment supplier review the interaction and contact the ordering physician. This field identifies the time unit to use to calculate the rate at which the pharmaceutical is to be administered. Thus the give amount and give per time unit define the duration of the service. This is the numeric part of the strength, used in combination with Requested Strength Unit.
Physicians can write a prescription for a drug such as ampicillin in two ways.
In this case the give amount would be 2, the give units would be tabs, the strength would be 250 and the strength units would milligrams. In this case the give amount would be 500 and the give units would be milligrams. But the pharmacist would dispense a specific pill size and would record the strength in the RXE segment as 250 or 500, depending upon which pill size was dispensed. Some coding systems imply the strength, units, route of administration, and manufacturer of substances within a single instructional code. In this case, it is not necessary to use the strength and strength units fields to specify this information.