| DB00822 | Disulfiram | approved | yes | inhibitor | Details |
| DB00157 | NADH | approved, nutraceutical | unknown | | Details |
| DB02115 | Daidzin | experimental | unknown | | Details |
| DB00536 | Guanidine | approved | yes | inhibitor | Details |
| DB04381 | Crotonaldehyde | experimental | unknown | | Details |
| DB00727 | Nitroglycerin | approved, investigational | no | substrate | Details |
| DB01612 | Amyl Nitrite | approved | unknown | substrate | Details |
| DB06770 | Benzyl alcohol | approved | unknown | substrate | Details |
| DB00435 | Nitric Oxide | approved | unknown | inhibitor | Details |
| DB09117 | Paraldehyde | approved, investigational | no | substrate | Details |
| DB06154 | Pentaerythritol tetranitrate | approved | unknown | substrate | Details |
| DB06207 | Silodosin | approved | unknown | substrate | Details |