| Sodium | Not Available | 2 | 6 | Details |
| Sodium Channel Blockers | A class of drugs that act by inhibition of sodium influx through cell membranes. Blocka... more | 29 | 352 | Details |
| Sodium Chloride Symporter Inhibitors | Agents that inhibit SODIUM CHLORIDE SYMPORTERS. They act as DIURETICS. Excess use is as... more | 14 | 73 | Details |
| Sodium Compounds | Inorganic compounds that contain sodium as an integral part of the molecule. | 9 | 35 | Details |
| Sodium Ionophores | Chemical agents that increase the permeability of CELL MEMBRANES to SODIUM ions. | 1 | 4 | Details |
| Sodium Potassium Chloride Symporter Inhibitors | Agents that inhibit SODIUM-POTASSIUM-CHLORIDE SYMPORTERS which are concentrated in the ... more | 7 | 44 | Details |
| Sodium-glucose Cotransporter 2 (SGLT2) Inhibitors | Not Available | 9 | 64 | Details |
| Sodium-Glucose Transport Proteins, antagonists & inhibitors | Not Available | 2 | 18 | Details |
| Sodium-Glucose Transporter 1, antagonists & inhibitors | Not Available | 1 | 12 | Details |
| Sodium-Glucose Transporter 2 Inhibitors | Compounds that inhibit SODIUM-GLUCOSE TRANSPORTER 2. They lower blood sugar by preventi... more | 10 | 56 | Details |
| Sodium-Hydrogen Exchanger 3 Inhibitor | Not Available | 1 | 4 | Details |
| Sodium-Potassium-Exchanging ATPase, antagonists & inhibitors | Not Available | 2 | 7 | Details |
| Sodium/Hydrogen Exchanger 3 (NHE3) Inhibitors | Agents inhibiting sodium/hydrogen exchanger 3 (NHE3). | 1 | 4 | Details |
| Softener and Emollient Laxatives | Laxative which promote bowel movement by lubricating and/or softening the stool. | 2 | 0 | Details |
| Softeners, Emollients | Not Available | 2 | 0 | Details |
| Solanaceous Alkaloids | Alkaloids, mainly tropanes, elaborated by plants of the family Solanaceae, including At... more | 14 | 89 | Details |
| Soluble Guanylate Cyclase Stimulator | Not Available | 2 | 17 | Details |
| Solutions | The homogeneous mixtures formed by the mixing of a solid, liquid, or gaseous substance ... more | 12 | 44 | Details |
| Solutions Affecting the Electrolyte Balance | Not Available | 1 | 2 | Details |
| Solutions for Parenteral Nutrition | Not Available | 2 | 1 | Details |
| Solutions Producing Osmotic Diuresis | Not Available | 2 | 9 | Details |
| Solvents | Liquids that dissolve other substances (solutes), generally solids, without any change ... more | 21 | 135 | Details |
| Somatomedins | Insulin-like polypeptides made by the liver and some fibroblasts and released into the ... more | 3 | 14 | Details |
| Somatostatin Agonists | Not Available | 1 | 5 | Details |
| Somatostatin and Analogues | Not Available | 6 | 37 | Details |