A
- ABS
- Absorption
- AC
- Article Category (REACh terminology)
- AF
- Assessment Factor
- API
Active Pharmaceutical Ingredient is the substance in a drug that is pharmaceutically active. The dosage of a drug is composed of the API (the drug itself) and an excipient, which is the inert material of the tablet or the liquid in which the API is suspended.
- AS
- Allometric Scaling
- AUC
- Area under the curve; area under the blood plasma concentration curve vs. time curve, representing the total amount of substance reaching the blood/plasma
