TICKS
Seresto Collar: For dogs and cats. Last 8 months.
Nexgard: For dogs only. Chewable tablet. Last 30 days.
Frontline: For Cats and some sizes of dogs. Last 30 days.
FLEAS
Capstar: For dogs and cats. Immediate actions. Lasts 2 days.
Comfortis: For dogs and cats. For fleas only. Last 30 days.
Advantage Multi: For cats only. Also treats for heartworms, intestinal parisites, and ear mites. Last 30 days.
K9 Advantix: For dogs only. For fleas and ticks. Last 30 days.
Frontline Gold: Cats and some sizes of dogs. Last 30 days.
HEARTWORMS
Heartgard: For dogs only. Last 30 days.
ProHeart Injection: For dogs only. Lasts 6 months.
Advantage Multi: For cats only. Lasts 30 days.
Trifexis: For dogs only. Give with food. Last 30 days.