| Methods |
Randomised, parallel‐arm trial comparing the efficacy of scopolamine with cinnarizine for preventing seasickness |
| Participants |
39 volunteers from the Ocean Youth Club with known susceptibility to seasickness. No information was provided on gender |
| Interventions |
Either two 15 mg cinnarizine tablets or one 0.3 mg hyoscine tablet taken 1 to 2 hours prior to sailing and thereafter every 6 to 8 hours |
| Outcomes |
Subjective reporting of efficacy of treatment (not at all, a little or very much) and drowsiness |
| Notes |
Schulz rating: randomisation B; allocation concealment B; selection bias B; blinding C |
| Risk of bias |
| Bias |
Authors' judgement |
Support for judgement |
| Allocation concealment (selection bias) |
Unclear risk |
B ‐ Unclear |
