| codeine → CapableOf → impair mental and/or physical abilities | 0.25 | |
| acetaminophen → CapableOf → impair mental and/or physical abilities | 0.16 | |
| barbiturate → CapableOf → impair mental and/or physical abilities | 0.16 | |
| morphine → CapableOf → impair mental and/or physical abilities | 0.16 |