Response Ratio of Subjects with ≥50% Decrease in Lower Abdominal Pain Score from Medicated Baseline Menses at Each Study Time Interval
| Time from Onset of Menses | Trial 1 | Trial 2 | Trial 3 | |||
|---|---|---|---|---|---|---|
| Guaifenesin Ratio (%) | Placebo Ratio (%) | Guaifenesin Ratio (%) | Placebo Ratio (%) | Guaifenesin Ratio (%) | Placebo Ratio (%) | |
| Hours 0 to 2 | 6/12 (50%) | 2/12 (17%) | 3/10 (30%) | 4/10 (40%) | 1/7 (14%) | 3/9 (33%) |
| Hours 2 to 12 | 6/12 (50%) | 2/11 (18%) | 4/10 (40%) | 3/9 (33%) | 2/7 (28%) | 1/8 (13%) |
| Hours 12 to 24 | 6/11 (55%) | 4/10 (40%) | 5/10 (50%) | 2/9 (22%) | 4/7 (57%) | 1/8 (13%) |
| Second Day | 5/12 (42%) | 4/10 (40%) | 5/10 (50%) | 2/8 (25%) | 5/7 (71%) | 1/8 (13%) |
| Third Day | 5/12 (42%) | 4/10 (40%) | 3/10 (30%) | 4/8 (50%) | 3/7 (43%) | 2/8 (25%) |