---
product_id: 5749537
title: "K9 Advantix II Flea Control for Dogs 21-55 Pounds (6 Applications)"
brand: "bayer"
price: "B/.6"
currency: PAB
in_stock: false
url: https://www.desertcart.com.pa/products/5749537-k9-advantix-ii-flea-control-for-dogs-21-55-pounds
store_origin: PA
region: Panama
---

# Topical treatment Water resistant 12-hour efficacy K9 Advantix II Flea Control for Dogs 21-55 Pounds (6 Applications)

**Brand:** bayer
**Price:** B/.6
**Availability:** ❌ Out of Stock

## Summary

> 🐶 Keep your furry friend flea-free and fabulous!

## Quick Answers

- **What is this?** K9 Advantix II Flea Control for Dogs 21-55 Pounds (6 Applications) by bayer
- **How much does it cost?** B/.6 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/5749537-k9-advantix-ii-flea-control-for-dogs-21-55-pounds)

## Best For

- bayer enthusiasts

## Why This Product

- Trusted bayer brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Safe for All Pups:** Approved for dogs 7 weeks and older
- • **Flea-Free in a Flash!:** Kills 98-100% of fleas within 12 hours
- • **Water-Resistant Wonder:** Stay protected even after baths or rain
- • **Long-Lasting Protection:** 6 applications for 6 months of peace of mind
- • **Perfect Fit for Medium Dogs:** Designed for dogs weighing 21-55 pounds

## Overview

K9 Advantix II is a monthly topical flea treatment designed for dogs weighing 21-55 pounds. It effectively eliminates 98-100% of fleas within just 12 hours and provides long-lasting protection with 6 applications, ensuring your pet stays safe and comfortable. Water-resistant and suitable for dogs as young as 7 weeks, this product is a must-have for responsible pet owners.

## Description

K9 Advantix Red kills 98100 of fleas on dogs within 12 hours and continues protection at least 4 weeks. Repels and kills a majority of ticks and mosquitoes. This is the ultimate protection for your dog Each packet contains 6 applications providing 6 months of protection. Protect your pet today. Effective Flea Tick Control . . . No Prescription RequiredGuaranteed US EPA approved. Each package of K9 Advantix for Dogs lasts 4 to 6 months (One vial per month) Kills 98100 of fleas within 12 hours helpful in dogs with Flea Allergy Dermatitis Protects against deadly Lyme Disease, spread by ticks Repels and kills mosquitos, carriers of dangerous West Nile Virus Waterresistant, easy to apply formula stays on in baths or in the rain CLICK HERE for additional information on K9Advantix.

## Features

- Once a month topical flea treatment for dogs
- Kills 98 to 100 percent of fleas within 12 hours
- Safe for dogs 7 weeks and older and weighing 21 55 pounds
- Water resistant; includes 6 applications for 6 months of protection
- Please read all label information on delivery

## Product Details

- **Brand:** Bayer
- **Item Form:** Drops
- **Item Weight:** 0.13 Pounds
- **Item Volume:** 9 Milliliters
- **Age Range (Description):** Large dogs 21-55
- **UPC:** 024089616341 724089616340 724089353108

## Images

![K9 Advantix II Flea Control for Dogs 21-55 Pounds (6 Applications) - Image 1](https://m.media-amazon.com/images/I/71k2TZcS71L.jpg)

## Available Options

This product comes in different **Size, Item Package Quantity** options.

## Frequently Bought Together

- K9 Advantix II Flea Control for Dogs 21-55 Pounds (6 Applications)
- K9 Advantix II XL Dog Vet-Recommended Flea, Tick & Mosquito Treatment & Prevention | Dogs Over 55 lbs. | 6-Mo Supply
- K9 Advantix II Medium Dog Vet-Recommended Flea, Tick & Mosquito Treatment & Prevention | Dogs 11-20 lbs. | 6-Mo Supply

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**Shop now:** [https://www.desertcart.com.pa/products/5749537-k9-advantix-ii-flea-control-for-dogs-21-55-pounds](https://www.desertcart.com.pa/products/5749537-k9-advantix-ii-flea-control-for-dogs-21-55-pounds)

---

*Product available on Desertcart Panama*
*Store origin: PA*
*Last updated: 2026-01-22*