[tkzed49]

That seems completely different—the active ingredient in debrox is peroxide, which foams up and in theory loosens the earwax (a cerumenolytic). If you want to be cheap use diluted hydrogen peroxide.

But there seems to be mixed evidence as to whether it's any better than distilled water.

[lstodd]

Seriously? Hydrogen peroxide? Do you realize that the foaming is it releasing free oxygen? Which basically guarantees burns.