--- product_id: 291601197 title: "FRONTLINE Shield Flea & Tick Treatment for Medium Dogs 21-40 lbs. Count of 3" brand: "frontline" price: "VT21489" currency: VUV in_stock: true category: "Frontline" url: https://www.desertcart.vu/products/291601197-frontline-shield-flea-and-tick-treatment-for-medium-dogs-21 store_origin: VU region: Vanuatu --- # 30-day waterproof protection Safe for puppies 9+ weeks, 5+ lbs Kills & repels ticks, fleas, lice FRONTLINE Shield Flea & Tick Treatment for Medium Dogs 21-40 lbs. Count of 3 **Brand:** frontline **Price:** VT21489 **Availability:** βœ… In Stock ## Summary > πŸ›‘οΈ Shield your best friend, because every walk deserves worry-free protection! ## Quick Answers - **What is this?** FRONTLINE Shield Flea & Tick Treatment for Medium Dogs 21-40 lbs. Count of 3 by frontline - **How much does it cost?** VT21489 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/291601197-frontline-shield-flea-and-tick-treatment-for-medium-dogs-21) ## Best For - frontline enthusiasts ## Why This Product - Trusted frontline brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Anywhere, Anytime:** Repels mosquitoes and ticks so your dog stays safe indoors and on every adventure. - β€’ **Month-Long Defense:** Waterproof formula shields your dog for a full 30 days, rain or shine. - β€’ **Triple-Action Power:** Kills fleas, ticks (including Lyme carriers), and chewing lice for total pest control. - β€’ **Fast & Full-Body Coverage:** Rapidly spreads through sebaceous glands for continuous, all-over protection. - β€’ **Puppy-Approved Protection:** Gentle yet effective for puppies as young as 9 weeks and 5 pounds. ## Overview FRONTLINE Shield Flea & Tick Treatment offers a fast-acting, waterproof topical solution that kills and repels fleas, ticks (including those that transmit Lyme disease), chewing lice, and mosquitoes for 30 days. Safe for medium dogs and puppies 9 weeks and older, it continuously replenishes through the skin’s sebaceous glands, ensuring all-over protection rain or shine. Ideal for active dog owners who want reliable, year-round pest defense. ## Description FRONTLINE Shield for Dogs, from the number 1 name in flea and tick protection (1), is the fastest working FRONTLINE product. It is proven flea and tick protection with repellency action against ticks and mosquitoes. FRONTLINE Shield repels ticks that may transmit Lyme disease and mosquitos that may lead to heartworm disease. The long-lasting, 3-in-1 flea and tick topical formula protects your dog for a full 30 days. It is an effective flea and tick treatment for pups big and small, effective for puppies as young as 9 weeks and weighing at least 5 pounds. After application, the treatment rapidly covers your dog's entire body and deposits in the sebaceous glands. These glands act as a reservoir, continuously replenishing the treatment onto your dog, working even if your dog gets wet (2). Apply monthly to ensure your dog is protected all year long. So, no matter your plans, FRONTLINE Shield protects from fleas and ticks β€”inside your house, outside on walks and hikes, and everywhere in-between. Protect your dog with FRONTLINE Shield so you can go anywhere together. Subscribe and save today to make it easier to keep your dogs or cats protected year-round and make sure you never run out of FRONTLINE Shield. Be sure to visit our brand store and follow us to stay up to date on new FRONTLINE products, features, tips and more. References: (1) BI Marketing Excellence Survey performed by Kynetec, November 2023. (2) Waterproof 24 hours after application. ## Features - FRONTLINE Shield provides proven flea and tick protection with repellency action against ticks and mosquitoes - Kills and repels all stages of ticks, including those that may transmit Lyme disease - Kills chewing lice and adult fleas, flea eggs and larvae to prevent re-infestations - Convenient to use, easy to apply, waterproof formula protects for a full 30 days - For dogs big and small; effective for puppies as young as 9 weeks and weighing at least 5 pounds ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08P3CYX3H | | Active Ingredients | Fipronil, Permethrin, Pyriproxyfen | | Age Range Description | All Life Stages | | Allergen Information | Octopus Free | | Best Sellers Rank | #15,828 in Pet Supplies ( See Top 100 in Pet Supplies ) #56 in Dog Flea Drops | | Brand | Frontline | | Brand Name | Frontline | | Customer Reviews | 4.3 out of 5 stars 617 Reviews | | Dog Breed Size | Medium | | Included Components | Treatment | | Item Form | Stick | | Item Type Name | Topical | | Item Volume | 6 ml | | Item Weight | 1.44 ounces | | Manufacturer | Boehringer Ingelheim Animal Health | | Manufacturer Part Number | 849 | | Model Number | 849 | | Scent | Unscented | | Scent Name | Unscented | | Target Species | Dog | | UPC | 350604064930 | | Unit Count | 1 Count | | Volume | 6 ml | | Warranty Description | Contact the manufacturer. | ## Product Details - **Active Ingredients:** Fipronil, Permethrin, Pyriproxyfen - **Age Range (Description):** All Life Stages - **Allergen Information:** Octopus Free - **Brand:** Frontline - **Dog Breed Size:** Medium - **Item Form:** Stick - **Item Volume:** 6 Milliliters - **Item Weight:** 0.03 Kilograms - **Scent:** Unscented - **Unit Count:** 1.00 Count ## Images ![FRONTLINE Shield Flea & Tick Treatment for Medium Dogs 21-40 lbs. Count of 3 - Image 1](https://m.media-amazon.com/images/I/71A0Hl8zuvL.jpg) ![FRONTLINE Shield Flea & Tick Treatment for Medium Dogs 21-40 lbs. Count of 3 - Image 2](https://m.media-amazon.com/images/I/819PEkMogyL.jpg) ![FRONTLINE Shield Flea & Tick Treatment for Medium Dogs 21-40 lbs. Count of 3 - Image 3](https://m.media-amazon.com/images/I/81TKON2cvRL.jpg) ![FRONTLINE Shield Flea & Tick Treatment for Medium Dogs 21-40 lbs. Count of 3 - Image 4](https://m.media-amazon.com/images/I/81emsLKl7vL.jpg) ![FRONTLINE Shield Flea & Tick Treatment for Medium Dogs 21-40 lbs. Count of 3 - Image 5](https://m.media-amazon.com/images/I/81TyI4z0dbL.jpg) ## Available Options This product comes in different **Style** options. ## Questions & Answers **Q: Both of my dog's weights hover around 20 lbs, sometimes a bit over. Should I choose the small or medium size product?** A: The box will include the weight recommendation. I think 20 is medium but check the box to make sure. ## Frequently Bought Together - Frontline Shield Flea & Tick Treatment for Medium Dogs 21-40 lbs. Count of 3 - Frontline Shield Flea & Tick Treatment for Large Dogs 41-80 lbs. Count of 3 - FRONTLINE Shield Flea & Tick Treatment for Small Dogs 11-20 lbs., Count of 3 --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/291601197-frontline-shield-flea-and-tick-treatment-for-medium-dogs-21](https://www.desertcart.vu/products/291601197-frontline-shield-flea-and-tick-treatment-for-medium-dogs-21) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-09-12*