| FDCPA | Food, Drug, and Consumer Product Agency |
|---|---|
| FDCs | Follicular Dendritic Cells |
| FDD | Food and Drugs Directorate |
| FDDC | ferric dimethyldithiocarbonate |
| FDDI | film distribution data interface |
| FDDS | Family Drawing Depression Scale |
| FDE | female day-equivalent; final drug evaluation |
| FDF | fast death factor |
| FDFQ | Food/Drink Frequency Questionnaire |
| FDFT | farnesyldiphosphate farnesyltransferase |