| Similarity | Rank | |
|---|---|---|
| barbiturate | 0.807 | 34844 |
| morphine | 0.806 | 18319 |
| paracetamol | 0.803 | 19877 |
| anti-depressant | 0.794 | 33508 |
| pethidine | 0.794 | 38241 |
| analgesic | 0.793 | 24504 |
| diuretic | 0.792 | 22802 |
| tranquillizer | 0.771 | 22516 |
| sulphonamide | 0.771 | 43862 |
| intravenous | 0.770 | 11079 |
| antidepressant | 0.765 | 29017 |
| sedative | 0.765 | 22484 |
| anti-inflammatory | 0.759 | 28585 |
| codeine | 0.755 | 51314 |
| antacid | 0.749 | 49418 |
| antibiotic | 0.744 | 7160 |
| atropine | 0.743 | 32241 |
| penicillin | 0.743 | 15405 |
| opiate | 0.742 | 25490 |
| decongestant | 0.741 | 92625 |
| caffeine | 0.739 | 19664 |
| cortisone | 0.739 | 59048 |
| antihistamine | 0.738 | 51844 |
| diazepam | 0.738 | 50930 |
| painkiller | 0.738 | 21719 |