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| Methods | RCT |
| Participants | 118 IBS patients (Rome II) |
| Interventions | Antispasmodic oral buscopan (20 mg TID) buscopan suppository (30 mg OD) oral drotaverine (80 mg TID) calcium gluconate tablets (1 TID) calendula suppository (OD) |
| Outcomes | Pain score |
| Notes |
