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Answers. Best Answer: It's fine to reuse ear plugs as long as you clean your ears each time before inserting them. You'll need to replace them occasionally, depending on how often they're used. I've found that the yellow cylindrical ones work better and stay clean longer than the standard orange ones.
I see a lot of Golden Retrievers in my practice and I can tell you that chronic ear infections can be unfortunately a common problem. One reason for an ear infection to keep coming back is if it was not cleared up completely the first time that it was treated.