ExCPT Test Study Guide 2026

Alprazolam (brand name Xanax) is a benzodiazepine classified as a Schedule IV controlled substance by the DEA. It has a potential for abuse and dependence, necessitating stricter regulations for prescribing, dispensing, and inventory management compared to non-controlled drugs like metformin, atorvastatin, and amlodipine.

The correct garbing sequence, from dirtiest to cleanest, requires applying shoe covers, then a hair cover, beard cover (if applicable), and a face mask before proceeding to hand hygiene and donning a gown. This minimizes contamination of cleaner items.

The Poison Prevention Packaging Act (PPPA) of 1970 required child-resistant packaging for most prescription and OTC drugs to reduce accidental pediatric poisonings.

Schedule III-V controlled substances may be accepted verbally in non-emergency situations. Schedule II requires a written (or emergency oral, with written follow-up) order. The pharmacist should fill it promptly and maintain documentation.

Using the National Drug Code (NDC) is a precise method to verify that the medication being dispensed is the exact product (manufacturer, drug, and package size) specified in the prescription order. This is a key safety check to prevent wrong drug errors. While correct patient information is vital, and high-alert stickers are useful for specific drugs, the NDC check is a fundamental verification step for all prescriptions.

Dispensing Celexa (citalopram, an antidepressant) instead of Celebrex (celecoxib, an NSAID) is a wrong drug error — a classic look-alike/sound-alike (LASA) mix-up.