| Advertising | 2 |
| Digestion | 2 |
| Nonprescription Drugs/history | 2 |
| Patent medicines | 2 |
| Common Cold/drug therapy | 1 |
| Cough/drug therapy | 1 |
| Fever/drug therapy | 1 |
| Hair Preparations/therapeutic use | 1 |
| Kidney Diseases/drug therapy | 1 |
| Liver Diseases/drug therapy | 1 |
| Lung Diseases/drug therapy | 1 |
| Plant Extracts | 1 |
| Plants, Medicinal | 1 |
| Weather | 1 |
| Weather signals | 1 |
