| 424 / | HD | DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS |
| 520 | DF | EXTRACT, BODY FLUID, OR CELLULAR MATERIAL OF UNDETERMINED CONSTITUTION DERIVED FROM ANIMAL IS ACTIVE INGREDIENT {21} |
| 550 | DF | .~ Digestive system (e.g., salivary gland, etc.) {1} |
| 551 | DF | .~.~ Gastrointestinal system (e.g., intestine, stomach, gall bladder, etc.) {2} |
| 553 | | .~.~.~ Liver {1} |
| 554 | DF | .~.~.~.~> Fish liver oil or solidified form thereof {1} |