| Sedatives | Barbiturates Etomidate Chlordiazepoxide Benzodiazepines (diazepam, lorazepam, midazolam) Glutethimide |
| Analgesics | Pentazocine Antipyrine Aminopyridine |
| Anticonvulsants | Phenytoin Methsuximide |
| Antibiotics | Sulfonamides Chloramphenicol |
| Hypoglycemic sulfonylureas | Tolbutamide Chlorpropamide |
| Toxins | Lead Ethanol |
| Miscellaneous | Ropivacaine Ergot preparations Amphetamines Methyldopa |