| Acyltransferases | Enzymes from the transferase class that catalyze the transfer of acyl groups from donor... more | 1 | 0 | Details |
| Adamantane Derivatives | Not Available | 1 | 10 | Details |
| Adamantanes | Adamantanes are a class of antiviral medications which are active against influenza A b... more | 2 | 11 | Details |
| Adenine Nucleotides | Not Available | 45 | 516 | Details |
| Adenosine A receptor agonists | Not Available | 6 | 3 | Details |
| Adenosine A1 Receptor Agonists | Not Available | 2 | 0 | Details |
| Adenosine A1 Receptor Antagonists | Compounds that bind to and block the stimulation of ADENOSINE A1 RECEPTORS. | 2 | 1 | Details |
| Adenosine A2 Receptor Agonists | Compounds that selectively bind to and activate ADENOSINE A2 RECEPTORS. | 4 | 3 | Details |
| Adenosine A2 Receptor Antagonists | Compounds that selectively bind to and block the activation of ADENOSINE A2 RECEPTORS. | 4 | 29 | Details |
| Adenosine Deaminase | Not Available | 0 | 0 | Details |
| Adenosine Deaminase Inhibitors | Drugs that inhibit ADENOSINE DEAMINASE activity. | 1 | 1 | Details |
| Adenosine Kinase, antagonists & inhibitors | Not Available | 1 | 3 | Details |
| Adenosine Triphosphatases | A group of enzymes which catalyze the hydrolysis of ATP. The hydrolysis reaction is usu... more | 1 | 0 | Details |
| Adenosine Triphosphatases, antagonists & inhibitors | Not Available | 1 | 1 | Details |
| Adenosine Triphosphate | Not Available | 1 | 43 | Details |
| Adenosine, antagonists & inhibitors | Not Available | 1 | 20 | Details |
| Adenovirus Vaccines | Not Available | 2 | 0 | Details |
| Adenylyl Cyclase Inhibitors | Compounds that bind to and inhibit the action of ADENYLYL CYCLASES. | 1 | 0 | Details |
| Adipates | Derivatives of adipic acid. Included under this heading are a broad variety of acid for... more | 1 | 1 | Details |
| Adipokines | Polypeptides produced by the ADIPOCYTES. They include LEPTIN; ADIPONECTIN; RESISTIN; an... more | 2 | 2 | Details |
| Adjuvants | Not Available | 8 | 102 | Details |
| Adjuvants, Anesthesia | Agents that are administered in association with anesthetics to increase effectiveness,... more | 19 | 133 | Details |
| Adjuvants, Immunologic | Substances that augment, stimulate, activate, potentiate, or modulate the immune respon... more | 80 | 179 | Details |
| Adjuvants, Pharmaceutic | Agents that aid or increase the action of the principle drug (DRUG SYNERGISM) or that a... more | 1 | 32 | Details |
| Administration, Topical | Not Available | 2 | 32 | Details |