The plant is used internally and topically for such complaints. Take small doses of juniper mixed with other herbs, such as ginger, for a month at a time; then abstain for a week to 10 days before restarting.Juniper’s volatile oils have been concentrated and used topically for coughs and lung congestion. It’s tars and resins have been isolated and used topically to treat psoriasis and other stubborn skin conditions. This treatment may irritate the skin, so you should dilute it and gradually increase the concentration. In both topical therapies, Juniper has a warming, stimulating, and slightly irritating action.