Proven persistent protection against fleas and ticks. Simparica is effective against fleas and ticks, even on day 35!* You can count on Simparica to do the following: Provide rapid relief for pets with existing flea infestations, even dogs with flea allergies Improve clinical signs of flea allergies in dogs by eliminating fleas Prevent and control home flea infestations, killings fleas before they can lay eggs Quickly kill ticks, which may help reduce the risk of potentially life-threatening flea- and tick-borne diseases1-4 Possible Side Effects: The most frequently reported adverse reactions were vomiting and diarrhea. Simparica may cause abnormal neurologic signs such as tremors, decreased conscious proprioception [awareness of body position and movement], ataxia [loss of full control of bodily movements], decreased or absent menace [blinking reflex], and/or seizures. Precautions: Keep out of reach of children and pets * The safe use of Simparica has not been evaluated in breeding, pregnant, or lactating dogs. Not for use in humans. For use in dogs only. Do not use Simparica in cats. Simparica should not be used in dogs less than 6 months of age weighing less than 2.8 lbs. Storage: Store at or below 86°F (30°C) with excursions permitted up to 104°F (40°C). Simparica Chewable Tablets Yellow 2.8-5lbs 6 Dose. I do not receive this product or any others in exchange for this article, I do get a commission for readers clicking the buy now links which helps to differ the cost of hosting this blog and I sincerely hope this article site helps you with your search for Vet Approved Rx products.