What is required for each partial filling of a Schedule IV controlled substance?

For each partial filling of a Schedule IV controlled substance, it is required that each instance be accurately recorded. This documentation is essential to ensure compliance with regulations governing controlled substances. It provides a clear and traceable account of how much of the prescribed medication has been dispensed, which helps prevent misuse and can assist in managing patient therapy effectively.

Moreover, accurate recording allows for proper tracking of the medication and ensures that the pharmacist and healthcare providers maintain an accurate medication history for the patient. This adherence to documentation standards supports the safe and responsible distribution of controlled substances and aids in preventing potential fraud or diversion in the handling of these medications.

In contrast, the other options do not fulfill the necessary regulatory requirements for documentation of partial fills, leading to potential gaps in patient safety and compliance with legal standards.