| Similarity | Rank | |
|---|---|---|
| Valium | 0.966 | 40151 |
| Ativan | 0.951 | 50052 |
| Vicodin | 0.935 | 36098 |
| Klonopin | 0.933 | 50409 |
| Lorazepam | 0.924 | 88737 |
| Ambien | 0.920 | 39846 |
| Alprazolam | 0.912 | 87921 |
| Ultram | 0.908 | 46580 |
| Lortab | 0.907 | 77503 |
| Oxycontin | 0.904 | 61490 |
| Fioricet | 0.902 | 79337 |
| Hydrocodone | 0.900 | 59726 |
| Percocet | 0.900 | 53614 |
| Diazepam | 0.897 | 90835 |
| Clonazepam | 0.894 | 76585 |
| Tramadol | 0.892 | 32170 |
| Effexor | 0.888 | 52961 |
| Provigil | 0.886 | 64564 |
| Ritalin | 0.885 | 33162 |
| Concerta | 0.884 | 85679 |
| benzos | 0.883 | 80832 |
| Celexa | 0.882 | 55256 |
| Wellbutrin | 0.879 | 46010 |
| Codeine | 0.876 | 70270 |
| Neurontin | 0.876 | 73439 |