Otitis Externa -- pungent, itchy, unclean ears -- is the 3rd most typical reason we take the dogs of ours to see the veterinarian. Pet owners generally do not include ear cleaning as part of their weekly or daily grooming regimen, but veterinarians are discovering that at home basic cleaning can help eliminate the issue of otisis externa.  
Summer and spring can be particularly difficult on the ears. Walks, swimming and increased outdoor activity expose the pets of ours to a lot more pollutants as well as irritants. The ear naturally yields more wax for safety, giving much more surface for dirt to accumulate. A vicious cycle for certain.  
As the ears become dirtier, both wax and received positive Reviews dirt may become lodged and build up in the ear canal. Dogs will often shake the heads of theirs and/or scratch and paw their ears. The pawing may lead to infection and scratches.  
Lightly cleaning the "outer inside" of the ear has become getting recommended by a lot of veterinarians. Cleaning helps you remove the debris and wax preventing the discomforting build-up.  
Make use of a gentle cotton or gauze ball and pet ear cleaner to lightly wipe the ear. It is not recommended using cotton suggestions (Q-tips) inside the ear. Furthermore, search for a non-toxic and alcohol-free ear cleaner. You might also need to stay away from those with dyes and fragrances as these might be an irritant.  
If you think your pet has any kind of infection, consult your veterinarian.