| Similarity | Rank | |
|---|---|---|
| Tadalafil | 0.967 | 37951 |
| Vardenafil | 0.957 | 62777 |
| Citrate | 0.950 | 40345 |
| Silagra | 0.947 | 83472 |
| Kamagra | 0.939 | 30967 |
| Tadalis | 0.933 | 98791 |
| Caverta | 0.929 | 78714 |
| Edegra | 0.929 | 95647 |
| Revatio | 0.924 | 93669 |
| Apcalis | 0.918 | 98484 |
| Malegra | 0.915 | 75400 |
| Dapoxetine | 0.910 | 69436 |
| Levitra | 0.909 | 16011 |
| Filagra | 0.903 | 43451 |
| Tadalista | 0.898 | 79653 |
| Viagra | 0.895 | 4769 |
| PDE5 | 0.893 | 36875 |
| Priligy | 0.893 | 96357 |
| Sildigra | 0.892 | 73283 |
| Filitra | 0.890 | 81241 |
| Cialis | 0.889 | 6987 |
| phosphodiesterase | 0.884 | 53286 |
| citrate | 0.884 | 18873 |
| Tadarise | 0.874 | 87716 |
| medicament | 0.872 | 59100 |