Table 2.
Response rates and symptoms reported for each drug.
| Drug | Number of questionnaires sent | Number of valid respondents (%) | Number of different symptoms reported | Total number of symptoms reported (median, range) |
|---|---|---|---|---|
| Fentanyl patch | 64 | 8 (12.5) | 47 | 94 (12.5, 2–24) |
| Topiramate | 23 | 13 (56.5) | 41 | 59 (3.0, 0–12) |
| Moclobemide | 48 | 16 (33.3) | 52 | 103 (6.5, 0–16) |
| Lamotrigine | 40 | 18 (45.0) | 46 | 117 (5.0, 0–17) |
| Citalopram | 132 | 43 (32.6) | 78 | 358 (5.0, 0–37) |
| Nefazodone | 204 | 64 (31.4) | 85 | 677 (8.5, 0–39) |
| Gabapentin | 115 | 68 (59.1) | 77 | 575 (5.5, 0–37) |
| Venlafaxine | 633 | 263 (41.5) | 97 | 2700 (7.0, 0–71) |
| Tramadol | 1048 | 344 (32.8) | 92 | 2333 (4.5, 0–51) |