Nail Fungus (onychomycosis) is a situation that starts of as a tiny white or yellow discoloration below the nail which causes fungal infection in the nail. As a result of the fungus has now taken up residence below the nails, it makes it all the harder to treat. Within the case of nail fungus, apart from treatment given by doctor, there are home remedies like Antiperspirant, Tea tree oil, Tea tree oil and lavender oil, Listerine mouthwash which can be used to get rid of nail fungus.