Narcotics Box – Medical professionals appreciate Harloff’s impressive range of narcotics cabinets that safely store medicines and narcotics. Narcotics Cabinets are double-locking; Medicine Cabinets have a single lock. Harloff offers a wide variety of Narcotics Cabinet sizes with Single and Dual Doors. Locking options include pick-resistant tubular locks, resettable mechanical combination locks, and BEST ® locks. Custom narcotics cabinet sizes are available with quantity purchase.