| Advertising | 6 |
| Nonprescription Drugs/history | 6 |
| Patent medicines | 6 |
| Rumex | 6 |
| Kidney Diseases/drug therapy | 3 |
| Sarsaparilla | 3 |
| Scrofula | 3 |
| Smilax | 3 |
| Tuberculosis, Lymph Node/drug therapy | 3 |
| Cats in advertising | 2 |
| Children in advertising | 1 |
| Glomerulonephritis/drug therapy | 1 |
| Liver Diseases/drug therapy | 1 |
| Tonics (Medicinal preparations) | 1 |
