| Methods | Homeopathic medicinal preparation individualised to child's symptoms |
| Participants | 40 children in outpatient hospital setting in Sao Paulo, Brazil, who were awaiting surgery for recurrent tonsillitis |
| Interventions | 20 children administered individualised 30C homeopathic preparations based on symptoms and signs, as a single dose: daily 6cH dose of Baryta carbonica and daily 12cH preparation based on Streptococcus, Staphylococcus, Haemophilus influenzae and tonsil for 4 months. 20 children administered identical placebo. |
| Outcomes | Episode of acute tonsillitis |
| Notes | 25% loss to follow‐up in the placebo group |