| Umifenovir DB13609 |  | Cytochrome P450 3A4 | Arbidol M3-2 metabolite |  | Details |
| Umifenovir DB13609 | | Cytochrome P450 3A4 / Dimethylaniline monooxygenase [N-oxide-forming] 1 / Dimethylaniline monooxygenase [N-oxide-forming] 3 | Arbidol M5 metabolite |  | Details |
| Umifenovir DB13609 | | Not Available | Arbidol M3-1 metabolite |  | Details |
| Umifenovir DB13609 | | Dimethylaniline monooxygenase [N-oxide-forming] 3 / Cytochrome P450 3A4 | Arbidol M6-1 metabolite |  | Details |
| Unnamed hydralazine metabolite DBMET02820 |  | Not Available | 3-methyl-s-triazolophthalazine |  | Details |
| Uridine triacetate DB09144 |  | Not Available | Uridine |  | Details |
| Uroterpenol DBMET01190 |  | Not Available | Uroterpenol-O-glucuronide |  | Details |
| Uroterpenol DBMET01190 | | Not Available | Uroterpenol-O-glucuronide | | Details |
| Vadimezan DB06235 |  | Cytochrome P450 1A2 | 6-Hydroxy-MXAA |  | Details |
| Valaciclovir DB00577 |  | Valacyclovir hydrolase | Acyclovir / L-valine |   | Details |
| Valbenazine DB11915 |  | Cytochrome P450 3A4 / Cytochrome P450 3A5 | NBI-136110 |  | Details |
| Valbenazine DB11915 | | Not Available | [+]-α-HTBZ |  | Details |
| Valdecoxib DB00580 |  | UDP-glucuronosyltransferases (UGTs) | Valdecoxib N-glucuronide |  | Details |
| Valdecoxib DB00580 | | Not Available | Valdecoxib metabolite M2 |  | Details |
| Valdecoxib DB00580 | | Cytochrome P450 2C9 / Cytochrome P450 3A4 | Valdecoxib metabolite M1 |  | Details |
| Valdecoxib DB00580 | | Cytochrome P450 2C9 / Cytochrome P450 3A4 | Valdecoxib metabolite M9 |  | Details |
| Valdecoxib metabolite M1 DBMET01344 | | Not Available | Valdecoxib metabolite M5 |  | Details |
| Valdecoxib metabolite M1 DBMET01344 | | UDP-glucuronosyltransferases (UGTs) | Valdecoxib metabolite M1 glucuronide |  | Details |
| Valdecoxib metabolite M1 DBMET01344 | | Not Available | Valdecoxib metabolite M4 |  | Details |
| Valdecoxib metabolite M1 DBMET01344 | | Not Available | Valdecoxib metabolite M3 |  | Details |
| Valdecoxib metabolite M2 DBMET01338 | | UDP-glucuronosyltransferases (UGTs) | Valdecoxib metabolite M2 glucuronide |  | Details |
| Valdecoxib metabolite M2 DBMET01338 | | Not Available | Valdecoxib metabolite M7 |  | Details |
| Valdecoxib metabolite M2 DBMET01338 | | Not Available | Valdecoxib metabolite M5 | | Details |
| Valdecoxib metabolite M3 DBMET01347 | | UDP-glucuronosyltransferases (UGTs) | Valdecoxib metabolite M3 glucuronide |  | Details |
| Valdecoxib metabolite M5 DBMET01342 | | UDP-glucuronosyltransferases (UGTs) | Valdecoxib metabolite M5 glucuronide |  | Details |
| Valdecoxib metabolite M7 DBMET01340 | | Not Available | Valdecoxib metabolite M8 |  | Details |
| Valdecoxib metabolite M9 DBMET01349 | | UDP-glucuronosyltransferases (UGTs) | Valdecoxib metabolite M9 glucuronide |  | Details |
| Valdecoxib metabolite M9 DBMET01349 | | Cytochrome P450 2C9 / Cytochrome P450 3A4 | Valdecoxib metabolite M3 | | Details |
| Valproic acid DB00313 |  | Cytochrome P450 2C9 / Cytochrome P450 2A6 / Cytochrome P450 2B6 | 4-ene-Valproic acid |  | Details |
| Valproic acid DB00313 | | Not Available | (3E)-2-Propylpent-3-enoic acid (3E-Ene-VPA) |  | Details |