---
product_id: 187935860
title: "Ortho Home Defense Max Bed Bug Killer Spray - Bed Bug Spray for Home, Also Kills Fleas & Brown Dog Ticks, Spot Treatment, 18 oz."
brand: "ortho"
price: "HK$188"
currency: HKD
in_stock: true
category: "Ortho"
url: https://www.desertcart.hk/products/187935860-ortho-home-defense-max-bed-bug-killer-spray-bed-bug
store_origin: HK
region: Hong Kong
---

# 16 weeks lasting protection Precision spot treatment for targeted control Kills pyrethroid-resistant bed bugs & eggs Ortho Home Defense Max Bed Bug Killer Spray - Bed Bug Spray for Home, Also Kills Fleas & Brown Dog Ticks, Spot Treatment, 18 oz.

**Brand:** ortho
**Price:** HK$188
**Availability:** ✅ In Stock

## Summary

> 🛡️ Defend your sanctuary—bed bugs don’t stand a chance!

## Quick Answers

- **What is this?** Ortho Home Defense Max Bed Bug Killer Spray - Bed Bug Spray for Home, Also Kills Fleas & Brown Dog Ticks, Spot Treatment, 18 oz. by ortho
- **How much does it cost?** HK$188 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/187935860-ortho-home-defense-max-bed-bug-killer-spray-bed-bug)

## Best For

- ortho enthusiasts

## Why This Product

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

## Key Features

- • **Multi-Pest Control:** Kills fleas, brown dog ticks, stink bugs, and more—your all-in-one indoor pest solution.
- • **Smart Spot Treatment:** Easy-to-use spray targets bed frames, headboards, floors, and cracks—zap bugs exactly where they hide.
- • **Power Against Resistant Pests:** Effectively eliminates even the toughest pyrethroid-resistant bed bugs and their eggs—no bug stands a chance.
- • **Part of a Proven 3-Step System:** Works seamlessly with Ortho’s Bed Bug Trap and Killer Powder for a comprehensive, DIY pest elimination strategy.
- • **Unmatched Long-Lasting Defense:** Keeps killing bed bugs for up to 16 weeks on ceramic surfaces—stay protected month after month.

## Overview

Ortho Home Defense Max Bed Bug Killer Spray is a powerful indoor pest control solution designed to kill pyrethroid-resistant bed bugs, their eggs, fleas, and brown dog ticks. Offering fast-acting and long-lasting protection for up to 16 weeks on non-porous surfaces, it serves as a precise spot treatment for bed frames, floors, and other common hiding spots. As Step 2 in Ortho’s 3-step Bed Bug Solution System, it integrates detection and powder treatments for a comprehensive DIY approach to pest elimination.

## Description

Kill bed bugs, fleas, and other listed insects fast with Ortho Home Defense Max Bed Bug Killer spray. The formula kills the toughest (pyrethroid-resistant) bed bugs and their eggs. This fast-acting home defense bug spray works on bed bugs, fleas, brown dog ticks, ants (excluding fire, pharaoh, and harvester ants), spiders (excluding brown recluse and black widow), and other insects (as listed). It keeps killing bed bugs for up to 16 weeks on ceramic (non-porous) surfaces. Use it as a spot treatment to kill the bugs you see and the ones hiding by targeting bed frames and headboards in bedrooms, plus floors, baseboards, furniture, moldings, ceilings, walls, and carpeting throughout your home or apartment. DIY homeowners should use it as the second step in the Ortho Bed Bug Solution System. Step 1 involves the detection of bed bugs with the Ortho Home Defense Max Bed Bug Trap and step 3 calls for Ortho Home Defense Max Bed Bug & Flea Killer Powder, an easy-to-use treatment for cracks, crevices and other hard to reach places (sold separately).

## Features

- BED BUG SOLUTION SYSTEM: Use with Step 1 Ortho Home Defense Max Bed Bug trap to detect bed bugs, and Step 3 Ortho Home Defense Max Bed Bug & Flea Killer Powder to kill bed bugs by contact (sold separately)
- LASTING INDOOR PROTECTION: This indoor bug spray kills quickly and keeps killing for up to 16 weeks on ceramic (non-porous) surfaces
- KILLS TOUGHEST BED BUGS: Kill even the toughest (pyrethroid-resistant) bed bugs and their eggs with Ortho Home Defense Max Bed Bug Killer Spray
- CONTROLS LISTED BUGS: This bed bugs spray works on the toughest (pyrethroid-resistant) bed bugs and their eggs as well as fleas, brown dog ticks, stink bugs, earwigs, clothes moths, carpet beetles and other listed bugs
- EASY TO USE SPOT TREATMENT: Once bed bugs are detected, spray this indoor bug killer around bed frames, headboards, floors, and carpeting as a spot treatment

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B072FJM4YB |
| Best Sellers Rank | #2,449 in Health & Household ( See Top 100 in Health & Household ) #3 in Indoor Insect & Pest Control Sprays |
| Brand Name | Ortho |
| Customer Reviews | 4.4 4.4 out of 5 stars (2,639) |
| Global Trade Identification Number | 00071549020149 |
| Included Components | Miracle-Gro - 201405 |
| Item Form | Powder |
| Item Nype Name | Brown Dog Ticks, Step 2 of a 3-Step Bed Bug Solution System |
| Item Volume | 18 Fluid Ounces |
| Item Weight | 8 ounces |
| Manufacturer | The Scotts Company LLC |
| Manufacturer Part Number | 201405 |
| Model Number | 201405 |
| Number of Items | 1 |
| Scent Name | Unscented |
| Size | 1-Pack |
| Target Species | Dog |
| UPC | 071549020149 |
| Unit Count | 18.0 Ounce |

## Product Details

- **Brand:** Ortho
- **Item Form:** Powder
- **Item Volume:** 18 Fluid Ounces
- **Number of Items:** 1
- **Scent:** Unscented

## Images

![Ortho Home Defense Max Bed Bug Killer Spray - Bed Bug Spray for Home, Also Kills Fleas & Brown Dog Ticks, Spot Treatment, 18 oz. - Image 1](https://m.media-amazon.com/images/I/61YS4n1BTeL.jpg)
![Ortho Home Defense Max Bed Bug Killer Spray - Bed Bug Spray for Home, Also Kills Fleas & Brown Dog Ticks, Spot Treatment, 18 oz. - Image 2](https://m.media-amazon.com/images/I/71ZUFeq62YL.jpg)
![Ortho Home Defense Max Bed Bug Killer Spray - Bed Bug Spray for Home, Also Kills Fleas & Brown Dog Ticks, Spot Treatment, 18 oz. - Image 3](https://m.media-amazon.com/images/I/71IQY4MQDNL.jpg)
![Ortho Home Defense Max Bed Bug Killer Spray - Bed Bug Spray for Home, Also Kills Fleas & Brown Dog Ticks, Spot Treatment, 18 oz. - Image 4](https://m.media-amazon.com/images/I/71m9pK+Qk-L.jpg)
![Ortho Home Defense Max Bed Bug Killer Spray - Bed Bug Spray for Home, Also Kills Fleas & Brown Dog Ticks, Spot Treatment, 18 oz. - Image 5](https://m.media-amazon.com/images/I/81axD7ZVyZL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Questions & Answers

**Q: Does this product have residual effects, meaning do you have to spray the bugs directly to kill them or if they crawl through it later will it kill?**
A: Sometimes there will be bugs crawling out. Makes it easier target to kill.

**Q: Can i spay mattress or clothing with this**
A: Clothing should be washed to get rid of bugs when possible. Heat kills them just as well as chemicals, though heat doesn't have keep working later. Just put any fabric or pillows that fit into a dryer in on the hottest setting for the longest amount of time on the machine. You can wash and dry it normally after, though only using the dryer on completely dry fabric is needed.

**Q: What's the difference in this Ortho Max and the original ortho in which I've purchased three times and now they've hiked the price of double sometime?**
A: The difference is that Ortho Home Defense Max Bedbug, Flea, & Tick Killer uses Bifenthrin, Imidacloprid, & Piperonyl Butoxide.  Ortho Home Defense Bedbug, Flea, & Tick Killer uses phenoxybenzyl, dimethyl, cyclopropanecarboxylate, N-Octyl bicycloheptene dicarboximide, & Imidacloprid. Ortho Home Defense Insect Killer uses Bifenthrin, & Zeta-Cypermethrin.

**Q: Does this Kill even after its dried?**
A: Thank you for your question regarding Ortho Home Defense Max Bed Bug, Flea and Tick Killer. Insects must come in contact with the insecticide either at time of application when it is wet or after it has dried during the period of residual control. The residual is around 2 weeks. If you have any further questions, feel free to contact us at 866-324-9192.

## Frequently Bought Together

- Ortho Home Defense Max Bed Bug Killer - Also Kills Fleas & Brown Dog Ticks, Spot Treatment, 18 oz
- Ortho Home Defense Max Bed Bug, Flea and Tick Killer with Comfort Wand, Bed Bug Spray, Kills Bed Bug Eggs, Fleas and Ticks, 1 gal.
- Ortho Home Defense Max Bed Bug & Flea Killer Powder, 12 oz. – Apply to Cracks and Crevices for Up to 8 Months of Control

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-04-29*