| Aldehyde Dehydrogenase, antagonists & inhibitors | Not Available | 1 | 45 | Details |
| Aldehyde Oxidoreductases | Oxidoreductases that are specific for ALDEHYDES. | 1 | 2 | Details |
| Aldehyde Reductase | Not Available | 1 | 1 | Details |
| Aldehyde Reductase, antagonists & inhibitors | Not Available | 14 | 28 | Details |
| Aldehydes | Organic compounds containing a carbonyl group in the form -CHO. | 14 | 26 | Details |
| Aldose Reductase Inhibitors | Not Available | 2 | 6 | Details |
| Aldosterone antagonists, spironolactone derivatives | Not Available | 0 | 0 | Details |
| Aldosterone, metabolism | Not Available | 1 | 10 | Details |
| Alfa Interferons | Not Available | 7 | 27 | Details |
| Algestone | A synthetic progestational dihydroxy derivative of PROGESTERONE. Its acetonide possesse... more | 1 | 0 | Details |
| Alginates | Salts and esters of ALGINIC ACID that are used as HYDROGELS; DENTAL IMPRESSION MATERIAL... more | 1 | 1 | Details |
| Alimentary Tract and Metabolism | Not Available | 497 | 2621 | Details |
| Alkadienes | Acyclic branched or unbranched hydrocarbons having two carbon-carbon double bonds. | 2 | 2 | Details |
| Alkalies | Usually a hydroxide of lithium, sodium, potassium, rubidium or cesium, but also the car... more | 22 | 39 | Details |
| Alkaline Phosphatase, antagonists & inhibitors | Not Available | 1 | 1 | Details |
| Alkalinizing Activity | Not Available | 1 | 1 | Details |
| Alkaloids | Organic nitrogenous bases. Many alkaloids of medical importance occur in the animal and... more | 279 | 1264 | Details |
| Alkanes | The generic name for the group of aliphatic hydrocarbons Cn-H2n+2. They are denoted by ... more | 55 | 221 | Details |
| Alkanesulfonates | Organic esters or salts of sulfonic acid derivatives containing an aliphatic hydrocarbo... more | 11 | 27 | Details |
| Alkanesulfonic Acids | Sulfonic acid derivatives that are substituted with an aliphatic hydrocarbon group. | 26 | 99 | Details |
| Alkenes | Unsaturated hydrocarbons of the type Cn-H2n, indicated by the suffix -ene. (Grant & Hac... more | 79 | 284 | Details |
| Alkylating Activity | Not Available | 19 | 93 | Details |
| Alkylating Drugs | Highly reactive chemicals that introduce alkyl radicals into biologically active molecu... more | 49 | 143 | Details |
| Alkylmercury Compounds | Organic mercury compounds in which the mercury is attached to an alkyl group. | 4 | 16 | Details |
| Alkynes | Hydrocarbons with at least one triple bond in the linear portion, of the general formul... more | 7 | 25 | Details |