Petroleum - Expectoration symptomsCrude Rock-oil, Petrol, Petrol.
Homeopathic remedies are prescribed on the basis that in a tiny dilution like cures like, so while very dilute Petroleum may help, unprocessed Petroleum is often best avoided.
Below are the strongest indications (i.e. symptoms) of Petroleum in traditional homeopathic usage, not reviewed by the FDA.
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White; albuminous (white, thick)
Hawked up; mucus
Noticeable taste; flat
Thick; and sticky
Transparent, clear≡ more ...