Below are the main rubriks (i.e strongest indications or symptoms) of Petroleum in traditional homeopathic usage, not approved by the FDA.
Have you ever used Petroleum? Yes No
Noise unbearable, especially from several people talking together
Eczema, intertrigo, etc., in and behind ears, with intense itching
Parts sore to touch
Fissures in meatus
Dry catarrh, with deafness and noises
Ringing and cracking in ears
Chronic Eustachian catarrh
Diminished hearing.≡ more ...