I'm trying Nexgard for a couple months. I also use the Scalibor flea collar. I have a homemade spray for in between and I also put DE on them and in their food. I don't like fleas and I hate ticks.
Misty- Samoyed Mix, Tannor- Golden Retriever CGC
Robyn- GSD CGC, TC, Midnite-GSD CGC,TC, Brennan-Golden Retriever CGC, Batman-Husky/Greyhound , Apollo-GSD