Terms and Synonyms Searched:
| Terms | Search Results* | Entire Database** |
|---|---|---|
| Synonyms | ||
| VARDENAFIL | 33 studies | 90 studies |
| levitra | 24 studies | 68 studies |
| Staxyn | 2 studies | 3 studies |
| IIEF | 33 studies | 867 studies |
| Phosphodiesterase | 33 studies | 2,003 studies |
| Erectile Dysfunction | 33 studies | 983 studies |
| Impotence | 11 studies | 152 studies |
| Impotent | 1 studies | 3 studies |
| Erectile abnormalities | -- | 1 studies |
| Erectile disorder | -- | 9 studies |
| erection dysfunction | -- | 4 studies |
| Dysfunction | 33 studies | 20,779 studies |
| Functional disorder | -- | 139 studies |
| Functional disturbance | -- | 77 studies |
| pathophysiology | -- | 2,081 studies |
| physiopathological | -- | 161 studies |
| physiopathology | -- | 280 studies |
| Erectile | 33 studies | 1,422 studies |
| Erection | 18 studies | 367 studies |
| -- | No studies found |
| * | Number of studies in the search results containing the term or synonym |
| ** | Number of studies in the entire database containing the term or synonym |