Dose escalation schedule for GaPP2
| Day in study | Total number of capsules/day (maximum) | Dosing | Maximum daily dose of gabapentin (mg) |
| 1 | 1 | One capsule night | 300 |
| 2 | 1 | One capsule night | 300 |
| 3 | 1 | One capsule night | 300 |
| 4 | 2 | One capsule two times a day | 600 |
| 5 | 2 | One capsule two times a day | 600 |
| 6 | 2 | One capsule two times a day | 600 |
| 7 | 3 | One capsule three times a day | 900 |
| 8 | 3 | One capsule three times a day | 900 |
| 9 | 3 | One capsule three times a day | 900 |
| 10 | 4 | One capsule two times+two capsules at night | 1200 |
| 11 | 4 | One capsule two times+two capsules at night | 1200 |
| 12 | 4 | One capsule two times+two capsules at night | 1200 |
| 13 | 5 | Two capsules two times+one capsule once | 1500 |
| 14 | 5 | Two capsules two times+one capsule once | 1500 |
| 15 | 5 | Two capsules two times+one capsule once | 1500 |
| 16 | 6 | Two capsules three times a day | 1800 |
| 17 | 6 | Two capsules three times a day | 1800 |
| 18 | 6 | Two capsules three times a day | 1800 |
| 19 | 7 | Two capsules two times+three capsules night | 2100 |
| 20 | 7 | Two capsules two times+three capsules night | 2100 |
| 21 | 7 | Two capsules two times+three capsules night | 2100 |
| 22 | 8 | Three capsules two times+two capsules once | 2400 |
| 23 | 8 | Three capsules two times+two capsules once | 2400 |
| 24 | 8 | Three capsules two times+two capsules once | 2400 |
| 25 | 9 | Three capsules three times a day | 2700 |
| 26 | 9 | Three capsules three times a day | 2700 |
| 27 | 9 | Three capsules three times a day | 2700 |
| 28–112 | Remain on maximum tolerated dose until the end of week 16 (not exceeding 2700 mg or nine capsules per day). Daily dose should be divided equally into three doses. | ||
GaPP2, Gabapentin for Pelvic Pain 2.