| ARCHITECT Valproic Acid | 00884883007833 | Microgenics Corporation | Unknown class | |
| Atellica CH Valproic Acid (VPA) | 00630414596013 | Siemens Healthcare Diagnostics Inc. | Class C | |
| Dimension Valproic Acid Flex reagent cartridge | 00842768005718 | Siemens Healthcare Diagnostics Inc. | Class C | |
| Dimension Vista Valproic Acid Flex reagent cartridge | 00842768015526 | Siemens Healthcare Diagnostics Inc. | Unknown class | |
| Emit 2000 Valproic Acid Assay | 00842768000942 | Siemens Healthcare Diagnostics Inc. | Class C | |
| Emit 2000 Valproic Acid Assay | 00842768023248 | Siemens Healthcare Diagnostics Inc. | Class C | |
| IMMULITE 2000 Valproic Acid | 00630414962290 | Siemens Healthcare Diagnostics Products Ltd. | Class C | |
| RapidFor™ Valproic Acid Rapid Test Kit (FIA) | 08683548250445 | Vitrosens Biotechnology Inc. | Unknown class | |
| VALPROIC ACID | 05204309175628 | Medicon Hellas SA | Class C | |
| Valproic Acid CLIA Kit (Chemiluminescence Immunoassay) | 06942293590575 | Beijing Diagreat Biotechnologies Co., Ltd. | Class C | |
| Valproic Acid Determination Kit (Fluorescence Immunochromatographic Assay) | 06975182500249 | Beijing Diagreat Biotechnologies Co., Ltd. | Class C | |
| Valproic Acid II | 00884883001305 | Microgenics Corporation | Unknown class | |
UDI Compass