| Ionophores | Chemical agents that increase the permeability of biological or artificial lipid membra... more | 12 | 21 | Details |
| Ionotropic non-NMDA glutamate receptor modulator | Not Available | 0 | 0 | Details |
| Ions | An atom or group of atoms that have a positive or negative electric charge due to a gai... more | 141 | 419 | Details |
| Iron Bivalent, Oral Preparations | Not Available | 9 | 67 | Details |
| Iron Chelating Activity | Not Available | 4 | 24 | Details |
| Iron Chelating Agents | Organic chemicals that form two or more coordination links with an iron ion. Once coord... more | 13 | 54 | Details |
| Iron Compounds | Organic and inorganic compounds that contain iron as an integral part of the molecule. | 32 | 114 | Details |
| Iron Preparations | Not Available | 20 | 109 | Details |
| Iron Trivalent, Oral Preparations | Not Available | 6 | 9 | Details |
| Iron-Binding Proteins | Proteins that specifically bind to IRON. | 2 | 1 | Details |
| Irrigating Solutions | Not Available | 19 | 107 | Details |
| Irrigation | Not Available | 1 | 1 | Details |
| Irritants | Drugs that act locally on cutaneous or mucosal surfaces to produce inflammation; those ... more | 7 | 13 | Details |
| Isavuconazole and Prodrugs | Not Available | 2 | 38 | Details |
| Isoantigens | Antigens that exist in alternative (allelic) forms in a single species. When an isoanti... more | 2 | 3 | Details |
| Isobutyrates | Aliphatic acids that contain four carbons in a branched-chain configuration. Included u... more | 19 | 84 | Details |
| Isocitrate dehydrogenase (IDH) inhibitors | Not Available | 4 | 63 | Details |
| Isocitrate Dehydrogenase 1 Inhibitor | Not Available | 2 | 22 | Details |
| Isocitrate Dehydrogenase 2 Inhibitor | Not Available | 2 | 41 | Details |
| Isocitrate Dehydrogenase, antagonists & inhibitors | Not Available | 1 | 15 | Details |
| Isocitrate dehydrogenase-1 (IDH1) inhibitors | Not Available | 3 | 37 | Details |
| Isocitrate Dehydrogenase-1 Inhibitors | Not Available | 2 | 22 | Details |
| Isocitrate dehydrogenase-2 (IDH2) Inhibitors | Not Available | 2 | 41 | Details |
| Isocyanates | Organic compounds that contain the -NCO radical. | 4 | 53 | Details |
| Isoenzymes, antagonists & inhibitors | Not Available | 0 | 0 | Details |