Pharmaceutical preparations and substances for the treatment of central and peripheral nervous system diseases, heart and circulatory diseases, hypertension, cardiovascular diseases, urological diseases, gastrointestinal disorders, metabolic diseases, chronic peripheral arterial occlusive diseases, and analgesic preparations

Hydraulic fracturing services used in connection with oil and gas well operations

Surgical instruments, namely, surgical retractors and related surgical instruments

Junction boxes and wiring enclosures for use in connection with recessed lighting