Below are the main rubriks (i.e strongest indications or symptoms) of Petroleum in traditional homeopathic usage, not approved by the FDA.
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Strumous diathesis, especially the dark type, who suffer from catarrhal conditions of the mucous membranes, gastric acidity and cutaneous eruptions.
Very marked skin symptoms, acting on sweat and oil glands. Ailments are worse during the winter season. Ailments from riding in cars, carriages, or ships; lingering gastric and lung troubles; chronic diarrhoea. Long-lasting complaints follow mental states - fright, vexation, etc. Chlorosis in young girls with or without ulceration of the stomach.
Third to thirtieth and higher potencies. Material doses often better.