| Similarity | Rank | |
|---|---|---|
| retrovir | 0.828 | 74764 |
| zidovudine | 0.826 | 36127 |
| zovirax | 0.792 | 83324 |
| anti-ulcer | 0.788 | 86677 |
| ibuprofen | 0.776 | 96884 |
| imigran | 0.767 | 73302 |
| methotrexate | 0.766 | 94548 |
| chlorpromazine | 0.763 | 71047 |
| chlamydia | 0.762 | 41650 |
| azathioprine | 0.758 | 57627 |
| tagamet | 0.758 | 64989 |
| hiv-infected | 0.757 | 36119 |
| opren | 0.756 | 35119 |
| benzodiazepine | 0.755 | 38886 |
| neuroleptic | 0.754 | 51568 |
| mefloquine | 0.751 | 80954 |
| pentamidine | 0.747 | 77976 |
| zantac | 0.746 | 65724 |
| testicular | 0.743 | 40374 |
| multicentre | 0.743 | 46700 |
| vaccine | 0.742 | 8601 |
| seroconverted | 0.740 | 40163 |
| anti-viral | 0.740 | 35873 |
| toxoid | 0.739 | 89400 |
| procaine | 0.738 | 86079 |