For now I'm going to use natural neem oil. Just rub it on her neck and back.
She's a medium size lab mix. Outdoor and we live on a farm in the Costa Rician rain forest. I'll try the collar instead of the chemical that applies to her coat. I'm really nervous about those chemicals causing central nervous system damage. Thank you!
ticks are hard to keep off a dog. Is your dog inside or outside? How much does he weigh? I have dogs with very sensitive skin and systems and this past summer I bought seresto collars for them. yes they are very expensive but I had NO flea or tick problems the whole summer and the collars have a 6-8 month usage.