| Vinblastine Action Pathway |  | Drug Action | ATP / Vinblastine / Mesoheme |
| Vinblastine Action Pathway (New) |  | Drug Action | ATP / Vinblastine / Mesoheme |
| Vinblastine Predicted Metabolism Pathway |  | Metabolic | Vinblastine / Mesoheme |
| Vincristine Action Pathway |  | Drug Action | ATP / Vincristine |
| Vincristine Action Pathway (New) |  | Drug Action | ATP / Vincristine / Mesoheme |
| Vindesine Action Pathway |  | Drug Action | ATP / Vindesine |
| Vindesine Action Pathway (New) |  | Drug Action | ATP / Vindesine / Mesoheme |
| Vindesine Predicted Metabolism Pathway |  | Metabolic | Vindesine / Mesoheme |
| Vinorelbine Action Pathway |  | Drug Action | ATP / Vinorelbine / Mesoheme |
| Vinorelbine Action Pathway (New) |  | Drug Action | ATP / Vinorelbine / Mesoheme |
| Vinorelbine Predicted Metabolism Pathway |  | Metabolic | Vinorelbine / Mesoheme |
| Viomycin Action Pathway |  | Drug Action | Viomycin |
| Viral Sepsis |  | Disease | Lysine / Arginine / Ascorbic acid / Serine / Succinic acid / Glycine / Leucine / Tryptophan / Citrulline / Threonine / Valine / Isoleucine / Sapropterin / Nitric Oxide / Epinephrine / Hydrocortisone / Iron / Formic acid / Kynurenine / Mesoheme / Flavin adenine dinucleotide / Flavin mononucleotide / Citric acid / Maleic acid / Corticotropin |
| Vismodegib Drug Metabolism |  | Metabolic | Vismodegib |
| Vitamin A Deficiency |  | Disease | NADH / Vitamin A / Alitretinoin / Tretinoin / Iron / Zinc / Mesoheme / 4-Oxoretinol |
| Vitamin A Deficiency |  | Disease | NADH / Vitamin A / Alitretinoin / Tretinoin / Iron / Zinc / Mesoheme / 4-Oxoretinol |
| Vitamin B6 Metabolism |  | Metabolic | Pyridoxal phosphate / Pyridoxal / Pyridoxine / Magnesium cation / Zinc / Pyridoxamine-5'-Phosphate / Pyridoxine phosphate / Flavin adenine dinucleotide / Flavin mononucleotide |
| Vitamin K Metabolism |  | Metabolic | NADH / Phylloquinone / (4R,5R)-1,2-dithiane-4,5-diol / Flavin adenine dinucleotide |
| Vonoprazan Drug Metabolism |  | Metabolic | Vonoprazan |
| Vorapaxar Action Pathway |  | Drug Action | Calcium / Vorapaxar |
| Voriconazole Action Pathway |  | Drug Action | Voriconazole / Formic acid / Mesoheme / Ergosterol |
| Voriconazole Metabolism |  | Metabolic | Voriconazole / Mesoheme |
| Vortioxetine Serotonin Action Action Pathway |  | Drug Action | Pyridoxal phosphate / Tryptophan / Sapropterin / Calcium / Iron / Oxitriptan / Vortioxetine |
| Voxilaprevir Action Pathway |  | Drug Action | Magnesium cation / Zinc / Grazoprevir / Voxilaprevir |
| Warfarin Action Pathway |  | Drug Action | Warfarin / Phylloquinone / Calcium |