| Virus-specific Hyperimmune Globulins | Not Available | 0 | 0 | Details |
| Viruses | Minute infectious agents whose genomes are composed of DNA or RNA, but not both. They a... more | 1 | 3 | Details |
| Viscoelastic Substances | Substances that display the physical properties of ELASTICITY and VISCOSITY. The dual-n... more | 2 | 18 | Details |
| Viscosupplements | Viscoelastic solutions that are injected into JOINTS in order to alleviate symptoms of ... more | 1 | 17 | Details |
| Vitamin A | Retinol and derivatives of retinol that play an essential role in metabolic functioning... more | 7 | 78 | Details |
| Vitamin B 12, biosynthesis | Not Available | 2 | 16 | Details |
| Vitamin B Complex | A group of water-soluble vitamins, some of which are COENZYMES. | 46 | 393 | Details |
| Vitamin B Complex Compounds | Not Available | 0 | 0 | Details |
| Vitamin B12 and Folic Acid | Not Available | 5 | 38 | Details |
| Vitamin C and analogues | A six carbon compound related to glucose. It is found naturally in citrus fruits and ma... more | 7 | 32 | Details |
| Vitamin D and Analogues | A vitamin that includes both CHOLECALCIFEROLS and ERGOCALCIFEROLS, which have the commo... more | 23 | 53 | Details |
| Vitamin E | A generic descriptor for all TOCOPHEROLS and TOCOTRIENOLS that exhibit ALPHA-TOCOPHEROL... more | 10 | 96 | Details |
| Vitamin E, analogs & derivatives | Not Available | 1 | 27 | Details |
| Vitamin K | A lipid cofactor that is required for normal blood clotting. Several forms of vitamin K... more | 7 | 31 | Details |
| Vitamin K 2 | Not Available | 2 | 0 | Details |
| Vitamin K Antagonists | Not Available | 14 | 52 | Details |
| Vitamin K Inhibitors | Not Available | 2 | 16 | Details |
| Vitamins | Organic substances that are required in small amounts for maintenance and growth, but w... more | 102 | 714 | Details |
| Vitamins (Fat Soluble) | Not Available | 47 | 258 | Details |
| Vitreous Body | Not Available | 0 | 0 | Details |
| Voltage-Gated Sodium Channel Blockers | A class of drugs that inhibit the activation of VOLTAGE-GATED SODIUM CHANNELS. | 20 | 189 | Details |
| von Willebrand Factor | Not Available | 1 | 5 | Details |
| von Willebrand Factor (vWF)-directed Antibodies | Not Available | 1 | 1 | Details |
| von Willebrand Factor, antagonists & inhibitors | Not Available | 2 | 6 | Details |
| Wakefulness-Promoting Agents | A specific category of drugs that prevent sleepiness by specifically targeting sleep-me... more | 4 | 24 | Details |