| Anthelmintics | Agents destructive to parasitic worms. They are used therapeutically in the treatment o... more | 63 | 157 | Details |
| Anthracenes | Anthracenes with one ketone group. | 19 | 76 | Details |
| Anthracycline Topoisomerase Inhibitor | Not Available | 5 | 68 | Details |
| Anthracyclines | Organic compounds that have a tetrahydronaphthacenedione ring structure attached by a g... more | 22 | 95 | Details |
| Anthracyclines and Related Substances | Not Available | 11 | 94 | Details |
| Anthraquinones | Compounds based on ANTHRACENES which contain two KETONES in any position. Substitutions... more | 6 | 20 | Details |
| Anthrax Protective Antigen-directed Antibody | Not Available | 2 | 2 | Details |
| Anthrax Protective Antigen-directed Antibody Interactions | Not Available | 2 | 2 | Details |
| Anthrax Vaccines | Not Available | 1 | 0 | Details |
| Anti-Acne Preparations | Not Available | 27 | 227 | Details |
| Anti-Acne Preparations for Systemic Use | Not Available | 2 | 6 | Details |
| Anti-Acne Preparations for Topical Use | Not Available | 26 | 225 | Details |
| Anti-Allergic Agents | Agents that are used to treat allergic reactions. Most of these drugs act by preventing... more | 46 | 255 | Details |
| Anti-Anxiety Agents | Agents that alleviate ANXIETY, tension, and ANXIETY DISORDERS, promote sedation, and ha... more | 73 | 364 | Details |
| Anti-anxiety agents, 4'-fluoro-4-piperidinobutyrophenone derivatives | Not Available | 0 | 0 | Details |
| Anti-apoptotic Drugs for Neurodegenerative Diseases | Not Available | 0 | 0 | Details |
| Anti-Asthmatic Agents | Drugs that are used to treat asthma. | 75 | 421 | Details |
| Anti-Bacterial Agents | Substances produced by microorganisms that can inhibit or suppress the growth of other ... more | 402 | 1727 | Details |
| Anti-Dementia Drugs | Not Available | 11 | 66 | Details |
| Anti-Dyskinesia Agents | Drugs used in the treatment of movement disorders. Most of these act centrally on dopam... more | 36 | 260 | Details |
| Anti-epileptic Agent | Not Available | 18 | 258 | Details |
| Anti-Estrogens | Not Available | 5 | 71 | Details |
| Anti-Gonadotropin-Releasing Hormones | Not Available | 7 | 75 | Details |
| Anti-HIV Agents | Agents used to treat AIDS and/or stop the spread of the HIV infection. These do not inc... more | 69 | 454 | Details |
| Anti-IgE | Not Available | 1 | 2 | Details |