There are many natural flea and tick sprays which are designed to be used on dogs (and cats). In general, non-chemical flea sprays are designed to repel the parasites. In contrast, insecticide flea and tick sprays are designed to kill the parasites.
Some of the oils commonly found in natural flea and tick sprays include: cedar oil, lemongrass, geranium, citronella, cinnamon, peppermint, wintergreen, clove and almond.
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