Poils de chien
Dog hair, Hair of the dog
Homeopathic remedies are prescribed on the basis that in a tiny dilution like cures like, so while very dilute Poils de chien may help, unprocessed Poils de chien may be best avoided.
Below are the main rubriks (i.e strongest indications or symptoms) of Poils de chien in traditional homeopathic usage, not reviewed by the FDA.