| # | Side effect | Count |
|---|---|---|
| 0 | PAIN | 18116 |
| 1 | DRUG INEFFECTIVE | 17288 |
| 2 | DIZZINESS | 10050 |
| 3 | MALAISE | 8802 |
| 4 | WEIGHT INCREASED | 8471 |
| 5 | SOMNOLENCE | 8064 |
| 6 | NAUSEA | 8044 |
| 7 | FATIGUE | 7896 |
| 8 | PAIN IN EXTREMITY | 7565 |
| 9 | FALL | 6910 |
| # | Side effect | Count | Frequency |
|---|---|---|---|
| 0 | PRE-EXISTING CONDITION IMPROVED | 1002 | 0.1937 |
| 1 | FIBROMYALGIA | 1984 | 0.1509 |
| 2 | FEELING DRUNK | 771 | 0.1442 |
| 3 | WITHDRAWAL SYNDROME | 3261 | 0.1410 |
| 4 | POST HERPETIC NEURALGIA | 123 | 0.1382 |
| 5 | NEURALGIA | 1681 | 0.1255 |
| 6 | DIABETIC NEUROPATHY | 475 | 0.1253 |
| 7 | COMPLEX REGIONAL PAIN SYNDROME | 129 | 0.1223 |
| 8 | EUPHORIC MOOD | 730 | 0.1010 |
| 9 | PRESCRIPTION DRUG USED WITHOUT A PRESCRIPTION | 204 | 0.0976 |