| Agent Name | Agent Number | CAS Number | Last Updated | |
|---|---|---|---|---|
| HALOTEX | 2775 | 777-11-7 | 04/26/2025 | Summary |
| HALOTHANE | 1628 | 151-67-7 | 11/11/2025 | Summary |
| HAMAMELIS VIRGINIANA | 2279 | 68916-39-2 | 11/20/2025 | Summary |
| HAND, FOOT, AND MOUTH DISEASE | 4558 | NONE | 11/04/2025 | Summary |
| HANSEN DISEASE | 4888 | NONE | 03/29/2025 | Summary |
| HANSEPRAN | 3166 | 2030-63-9 | 10/23/2025 | Summary |
| HARES EAR ROOT | 4078 | NONE | 11/29/2025 | Summary |
| HARMAN | 2709 | 486-84-0 | 04/23/2025 | Summary |
| HARMONYL | 2385 | 131-01-1 | 10/16/2025 | Summary |
| HARNAL D | 4191 | 106133-20-4 | 07/24/2025 | Summary |
| HARVONI | 4592 | NONE | 11/15/2025 | Summary |
| HARVONI | 4881 | NONE | 10/29/2024 | Summary |
| HARZOL | 3540 | 5779-62-4 | 06/12/2025 | Summary |
| HASHISH | 1124 | NONE | 08/27/2025 | Summary |
| HAUSMANNITE | 2984 | 1317-35-7 | 06/05/2025 | Summary |