Look for 100 percent pure lavender oil. Fill a clean spray bottle with 4 oz. of distilled water. Add 4 drops of lavender oil. Shake. Mist your dog lightly about 6 inches from his hair. Rub into coat. Reapply in stressful situations or once per week. You can also spray in crate or on her bed. Scent should last for about 1 week.
This is one natural remedy that you need for a tick bite to help prevent all tick borne diseases including Lyme and Rocky Mountain Spotted fever. Works for people and animals. I always take this with me when I go camping just in case.
Top 10 Most Dangerous Pet Parasites | EntirelyPets Did you know that diatomaceous earth can help rid your pet of some parasites? It's also a great, natural supplement for humans and a dusting of it can repel fleas and ticks on dogs. If you want to try it, be sure to look for human/food grade. http://www.brotherscomplete.com/Brothers-Complete/Food-Grade-Diatomaceous-Earth.html
BRAVECTO® (FLURALANER) | Chewable Flea & Tick Medicine for Dogs