I dont but even though your oppsed to it you could put her on allergy meds for 1-2 months just to see if thats the problem. I had reoccuring ear infections and tonsilitis as a kid and it was from allergies. Or you could look at her diet and see if its something she's eating. Dairy is a big offender in creating to much mucus and blocking drainage tubes. I know soy was giving my dd serious grief and she couldn't hear for a year because of it.